Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6 into HEAD

include/linux/Kbuild

@@ -367,7 +367,6 @@ header-y += utime.h
 header-y += utsname.h
 header-y += veth.h
 header-y += vhost.h
-header-y += videodev.h
 header-y += videodev2.h
 header-y += virtio_9p.h
 header-y += virtio_balloon.h

include/linux/acpi.h

@@ -219,7 +219,7 @@ static inline int acpi_video_display_switch_support(void)
 
 extern int acpi_blacklisted(void);
 extern void acpi_dmi_osi_linux(int enable, const struct dmi_system_id *d);
-extern int acpi_osi_setup(char *str);
+extern void acpi_osi_setup(char *str);
 
 #ifdef CONFIG_ACPI_NUMA
 int acpi_get_pxm(acpi_handle handle);

include/linux/amba/bus.h

@@ -18,6 +18,7 @@
 #include <linux/device.h>
 #include <linux/err.h>
 #include <linux/resource.h>
+#include <linux/regulator/consumer.h>
 
 #define AMBA_NR_IRQS	2
 #define AMBA_CID	0xb105f00d
@@ -28,6 +29,7 @@ struct amba_device {
 	struct device		dev;
 	struct resource		res;
 	struct clk		*pclk;
+	struct regulator	*vcore;
 	u64			dma_mask;
 	unsigned int		periphid;
 	unsigned int		irq[AMBA_NR_IRQS];
@@ -71,6 +73,12 @@ void amba_release_regions(struct amba_device *);
 #define amba_pclk_disable(d)	\
 	do { if (!IS_ERR((d)->pclk)) clk_disable((d)->pclk); } while (0)
 
+#define amba_vcore_enable(d)	\
+	(IS_ERR((d)->vcore) ? 0 : regulator_enable((d)->vcore))
+
+#define amba_vcore_disable(d)	\
+	do { if (!IS_ERR((d)->vcore)) regulator_disable((d)->vcore); } while (0)
+
 /* Some drivers don't use the struct amba_device */
 #define AMBA_CONFIG_BITS(a) (((a) >> 24) & 0xff)
 #define AMBA_REV_BITS(a) (((a) >> 20) & 0x0f)

include/linux/amba/serial.h

@@ -113,6 +113,21 @@
 #define UART01x_LCRH_PEN	0x02
 #define UART01x_LCRH_BRK	0x01
 
+#define ST_UART011_DMAWM_RX_1	(0 << 3)
+#define ST_UART011_DMAWM_RX_2	(1 << 3)
+#define ST_UART011_DMAWM_RX_4	(2 << 3)
+#define ST_UART011_DMAWM_RX_8	(3 << 3)
+#define ST_UART011_DMAWM_RX_16	(4 << 3)
+#define ST_UART011_DMAWM_RX_32	(5 << 3)
+#define ST_UART011_DMAWM_RX_48	(6 << 3)
+#define ST_UART011_DMAWM_TX_1	0
+#define ST_UART011_DMAWM_TX_2	1
+#define ST_UART011_DMAWM_TX_4	2
+#define ST_UART011_DMAWM_TX_8	3
+#define ST_UART011_DMAWM_TX_16	4
+#define ST_UART011_DMAWM_TX_32	5
+#define ST_UART011_DMAWM_TX_48	6
+
 #define UART010_IIR_RTIS	0x08
 #define UART010_IIR_TIS		0x04
 #define UART010_IIR_RIS		0x02
@@ -180,6 +195,13 @@ struct amba_device; /* in uncompress this is included but amba/bus.h is not */
 struct amba_pl010_data {
 	void (*set_mctrl)(struct amba_device *dev, void __iomem *base, unsigned int mctrl);
 };
+
+struct dma_chan;
+struct amba_pl011_data {
+	bool (*dma_filter)(struct dma_chan *chan, void *filter_param);
+	void *dma_rx_param;
+	void *dma_tx_param;
+};
 #endif
 
 #endif

include/linux/atmdev.h

@@ -427,8 +427,10 @@ extern rwlock_t vcc_sklist_lock;
 
 #define ATM_SKB(skb) (((struct atm_skb_data *) (skb)->cb))
 
-struct atm_dev *atm_dev_register(const char *type,const struct atmdev_ops *ops,
-    int number,unsigned long *flags); /* number == -1: pick first available */
+struct atm_dev *atm_dev_register(const char *type, struct device *parent,
+				 const struct atmdev_ops *ops,
+				 int number, /* -1 == pick first available */
+				 unsigned long *flags);
 struct atm_dev *atm_dev_lookup(int number);
 void atm_dev_deregister(struct atm_dev *dev);
 

include/linux/atomic.h

@@ -0,0 +1,37 @@
+#ifndef _LINUX_ATOMIC_H
+#define _LINUX_ATOMIC_H
+#include <asm/atomic.h>
+
+/**
+ * atomic_inc_not_zero_hint - increment if not null
+ * @v: pointer of type atomic_t
+ * @hint: probable value of the atomic before the increment
+ *
+ * This version of atomic_inc_not_zero() gives a hint of probable
+ * value of the atomic. This helps processor to not read the memory
+ * before doing the atomic read/modify/write cycle, lowering
+ * number of bus transactions on some arches.
+ *
+ * Returns: 0 if increment was not done, 1 otherwise.
+ */
+#ifndef atomic_inc_not_zero_hint
+static inline int atomic_inc_not_zero_hint(atomic_t *v, int hint)
+{
+	int val, c = hint;
+
+	/* sanity test, should be removed by compiler if hint is a constant */
+	if (!hint)
+		return atomic_inc_not_zero(v);
+
+	do {
+		val = atomic_cmpxchg(v, c, c + 1);
+		if (val == c)
+			return 1;
+		c = val;
+	} while (c);
+
+	return 0;
+}
+#endif
+
+#endif /* _LINUX_ATOMIC_H */

include/linux/average.h

@@ -0,0 +1,30 @@
+#ifndef _LINUX_AVERAGE_H
+#define _LINUX_AVERAGE_H
+
+/* Exponentially weighted moving average (EWMA) */
+
+/* For more documentation see lib/average.c */
+
+struct ewma {
+	unsigned long internal;
+	unsigned long factor;
+	unsigned long weight;
+};
+
+extern void ewma_init(struct ewma *avg, unsigned long factor,
+		      unsigned long weight);
+
+extern struct ewma *ewma_add(struct ewma *avg, unsigned long val);
+
+/**
+ * ewma_read() - Get average value
+ * @avg: Average structure
+ *
+ * Returns the average value held in @avg.
+ */
+static inline unsigned long ewma_read(const struct ewma *avg)
+{
+	return avg->internal >> avg->factor;
+}
+
+#endif /* _LINUX_AVERAGE_H */

include/linux/binfmts.h

@@ -29,6 +29,7 @@ struct linux_binprm{
 	char buf[BINPRM_BUF_SIZE];
 #ifdef CONFIG_MMU
 	struct vm_area_struct *vma;
+	unsigned long vma_pages;
 #else
 # define MAX_ARG_PAGES	32
 	struct page *page[MAX_ARG_PAGES];
@@ -59,6 +60,10 @@ struct linux_binprm{
 	unsigned long loader, exec;
 };
 
+extern void acct_arg_size(struct linux_binprm *bprm, unsigned long pages);
+extern struct page *get_arg_page(struct linux_binprm *bprm, unsigned long pos,
+					int write);
+
 #define BINPRM_FLAGS_ENFORCE_NONDUMP_BIT 0
 #define BINPRM_FLAGS_ENFORCE_NONDUMP (1 << BINPRM_FLAGS_ENFORCE_NONDUMP_BIT)
 

include/linux/bio.h

@@ -66,10 +66,6 @@
 #define bio_offset(bio)		bio_iovec((bio))->bv_offset
 #define bio_segments(bio)	((bio)->bi_vcnt - (bio)->bi_idx)
 #define bio_sectors(bio)	((bio)->bi_size >> 9)
-#define bio_empty_barrier(bio) \
-	((bio->bi_rw & REQ_HARDBARRIER) && \
-	 !bio_has_data(bio) && \
-	 !(bio->bi_rw & REQ_DISCARD))
 
 static inline unsigned int bio_cur_bytes(struct bio *bio)
 {

include/linux/bit_spinlock.h

@@ -1,6 +1,10 @@
 #ifndef __LINUX_BIT_SPINLOCK_H
 #define __LINUX_BIT_SPINLOCK_H
 
+#include <linux/kernel.h>
+#include <linux/preempt.h>
+#include <asm/atomic.h>
+
 /*
  *  bit-based spin_lock()
  *

include/linux/bitops.h

@@ -109,6 +109,17 @@ static inline __u8 ror8(__u8 word, unsigned int shift)
 	return (word >> shift) | (word << (8 - shift));
 }
 
+/**
+ * sign_extend32 - sign extend a 32-bit value using specified bit as sign-bit
+ * @value: value to sign extend
+ * @index: 0 based bit index (0<=index<32) to sign bit
+ */
+static inline __s32 sign_extend32(__u32 value, int index)
+{
+	__u8 shift = 31 - index;
+	return (__s32)(value << shift) >> shift;
+}
+
 static inline unsigned fls_long(unsigned long l)
 {
 	if (sizeof(l) == 4)

include/linux/blk_types.h

@@ -122,7 +122,6 @@ enum rq_flag_bits {
 	__REQ_FAILFAST_TRANSPORT, /* no driver retries of transport errors */
 	__REQ_FAILFAST_DRIVER,	/* no driver retries of driver errors */
 
-	__REQ_HARDBARRIER,	/* may not be passed by drive either */
 	__REQ_SYNC,		/* request is sync (sync write or read) */
 	__REQ_META,		/* metadata io request */
 	__REQ_DISCARD,		/* request to discard sectors */
@@ -159,7 +158,6 @@ enum rq_flag_bits {
 #define REQ_FAILFAST_DEV	(1 << __REQ_FAILFAST_DEV)
 #define REQ_FAILFAST_TRANSPORT	(1 << __REQ_FAILFAST_TRANSPORT)
 #define REQ_FAILFAST_DRIVER	(1 << __REQ_FAILFAST_DRIVER)
-#define REQ_HARDBARRIER		(1 << __REQ_HARDBARRIER)
 #define REQ_SYNC		(1 << __REQ_SYNC)
 #define REQ_META		(1 << __REQ_META)
 #define REQ_DISCARD		(1 << __REQ_DISCARD)
@@ -168,8 +166,8 @@ enum rq_flag_bits {
 #define REQ_FAILFAST_MASK \
 	(REQ_FAILFAST_DEV | REQ_FAILFAST_TRANSPORT | REQ_FAILFAST_DRIVER)
 #define REQ_COMMON_MASK \
-	(REQ_WRITE | REQ_FAILFAST_MASK | REQ_HARDBARRIER | REQ_SYNC | \
-	 REQ_META | REQ_DISCARD | REQ_NOIDLE | REQ_FLUSH | REQ_FUA)
+	(REQ_WRITE | REQ_FAILFAST_MASK | REQ_SYNC | REQ_META | REQ_DISCARD | \
+	 REQ_NOIDLE | REQ_FLUSH | REQ_FUA)
 #define REQ_CLONE_MASK		REQ_COMMON_MASK
 
 #define REQ_UNPLUG		(1 << __REQ_UNPLUG)

include/linux/blkdev.h

@@ -250,7 +250,7 @@ struct queue_limits {
 
 	unsigned char		misaligned;
 	unsigned char		discard_misaligned;
-	unsigned char		no_cluster;
+	unsigned char		cluster;
 	signed char		discard_zeroes_data;
 };
 
@@ -380,7 +380,6 @@ struct request_queue
 #endif
 };
 
-#define QUEUE_FLAG_CLUSTER	0	/* cluster several segments into 1 */
 #define QUEUE_FLAG_QUEUED	1	/* uses generic tag queueing */
 #define QUEUE_FLAG_STOPPED	2	/* queue is stopped */
 #define	QUEUE_FLAG_SYNCFULL	3	/* read queue has been filled */
@@ -403,7 +402,6 @@ struct request_queue
 #define QUEUE_FLAG_SECDISCARD  19	/* supports SECDISCARD */
 
 #define QUEUE_FLAG_DEFAULT	((1 << QUEUE_FLAG_IO_STAT) |		\
-				 (1 << QUEUE_FLAG_CLUSTER) |		\
 				 (1 << QUEUE_FLAG_STACKABLE)	|	\
 				 (1 << QUEUE_FLAG_SAME_COMP)	|	\
 				 (1 << QUEUE_FLAG_ADD_RANDOM))
@@ -510,6 +508,11 @@ static inline void queue_flag_clear(unsigned int flag, struct request_queue *q)
 
 #define rq_data_dir(rq)		((rq)->cmd_flags & 1)
 
+static inline unsigned int blk_queue_cluster(struct request_queue *q)
+{
+	return q->limits.cluster;
+}
+
 /*
  * We regard a request as sync, if either a read or a sync write
  */
@@ -552,8 +555,7 @@ static inline void blk_clear_queue_full(struct request_queue *q, int sync)
  * it already be started by driver.
  */
 #define RQ_NOMERGE_FLAGS	\
-	(REQ_NOMERGE | REQ_STARTED | REQ_HARDBARRIER | REQ_SOFTBARRIER | \
-	 REQ_FLUSH | REQ_FUA)
+	(REQ_NOMERGE | REQ_STARTED | REQ_SOFTBARRIER | REQ_FLUSH | REQ_FUA)
 #define rq_mergeable(rq)	\
 	(!((rq)->cmd_flags & RQ_NOMERGE_FLAGS) && \
 	 (((rq)->cmd_flags & REQ_DISCARD) || \
@@ -806,6 +808,7 @@ extern struct request_queue *blk_init_allocated_queue(struct request_queue *,
 extern void blk_cleanup_queue(struct request_queue *);
 extern void blk_queue_make_request(struct request_queue *, make_request_fn *);
 extern void blk_queue_bounce_limit(struct request_queue *, u64);
+extern void blk_limits_max_hw_sectors(struct queue_limits *, unsigned int);
 extern void blk_queue_max_hw_sectors(struct request_queue *, unsigned int);
 extern void blk_queue_max_segments(struct request_queue *, unsigned short);
 extern void blk_queue_max_segment_size(struct request_queue *, unsigned int);

include/linux/bootmem.h

@@ -105,6 +105,8 @@ extern void *__alloc_bootmem_low_node(pg_data_t *pgdat,
 
 #define alloc_bootmem(x) \
 	__alloc_bootmem(x, SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS))
+#define alloc_bootmem_align(x, align) \
+	__alloc_bootmem(x, align, __pa(MAX_DMA_ADDRESS))
 #define alloc_bootmem_nopanic(x) \
 	__alloc_bootmem_nopanic(x, SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS))
 #define alloc_bootmem_pages(x) \

include/linux/ceph/libceph.h

@@ -227,9 +227,10 @@ extern int ceph_open_session(struct ceph_client *client);
 extern void ceph_release_page_vector(struct page **pages, int num_pages);
 
 extern struct page **ceph_get_direct_page_vector(const char __user *data,
-					    int num_pages,
-					    loff_t off, size_t len);
-extern void ceph_put_page_vector(struct page **pages, int num_pages);
+						 int num_pages,
+						 bool write_page);
+extern void ceph_put_page_vector(struct page **pages, int num_pages,
+				 bool dirty);
 extern void ceph_release_page_vector(struct page **pages, int num_pages);
 extern struct page **ceph_alloc_page_vector(int num_pages, gfp_t flags);
 extern int ceph_copy_user_to_page_vector(struct page **pages,

include/linux/ceph/messenger.h

@@ -82,6 +82,7 @@ struct ceph_msg {
 	struct ceph_buffer *middle;
 	struct page **pages;            /* data payload.  NOT OWNER. */
 	unsigned nr_pages;              /* size of page array */
+	unsigned page_alignment;        /* io offset in first page */
 	struct ceph_pagelist *pagelist; /* instead of pages */
 	struct list_head list_head;
 	struct kref kref;

include/linux/ceph/osd_client.h

@@ -79,6 +79,7 @@ struct ceph_osd_request {
 	struct ceph_file_layout r_file_layout;
 	struct ceph_snap_context *r_snapc;    /* snap context for writes */
 	unsigned          r_num_pages;        /* size of page array (follows) */
+	unsigned          r_page_alignment;   /* io offset in first page */
 	struct page     **r_pages;            /* pages for data payload */
 	int               r_pages_from_pool;
 	int               r_own_pages;        /* if true, i own page list */
@@ -194,7 +195,8 @@ extern struct ceph_osd_request *ceph_osdc_new_request(struct ceph_osd_client *,
 				      int do_sync, u32 truncate_seq,
 				      u64 truncate_size,
 				      struct timespec *mtime,
-				      bool use_mempool, int num_reply);
+				      bool use_mempool, int num_reply,
+				      int page_align);
 
 static inline void ceph_osdc_get_request(struct ceph_osd_request *req)
 {
@@ -218,7 +220,8 @@ extern int ceph_osdc_readpages(struct ceph_osd_client *osdc,
 			       struct ceph_file_layout *layout,
 			       u64 off, u64 *plen,
 			       u32 truncate_seq, u64 truncate_size,
-			       struct page **pages, int nr_pages);
+			       struct page **pages, int nr_pages,
+			       int page_align);
 
 extern int ceph_osdc_writepages(struct ceph_osd_client *osdc,
 				struct ceph_vino vino,

include/linux/clkdev.h

@@ -0,0 +1,36 @@
+/*
+ *  include/linux/clkdev.h
+ *
+ *  Copyright (C) 2008 Russell King.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * Helper for the clk API to assist looking up a struct clk.
+ */
+#ifndef __CLKDEV_H
+#define __CLKDEV_H
+
+#include <asm/clkdev.h>
+
+struct clk;
+struct device;
+
+struct clk_lookup {
+	struct list_head	node;
+	const char		*dev_id;
+	const char		*con_id;
+	struct clk		*clk;
+};
+
+struct clk_lookup *clkdev_alloc(struct clk *clk, const char *con_id,
+	const char *dev_fmt, ...);
+
+void clkdev_add(struct clk_lookup *cl);
+void clkdev_drop(struct clk_lookup *cl);
+
+void clkdev_add_table(struct clk_lookup *, size_t);
+int clk_add_alias(const char *, const char *, char *, struct device *);
+
+#endif

include/linux/cnt32_to_63.h

@@ -61,13 +61,31 @@ union cnt32_to_63 {
  *
  * 2) this code must not be preempted for a duration longer than the
  *    32-bit counter half period minus the longest period between two
- *    calls to this code.
+ *    calls to this code;
  *
  * Those requirements ensure proper update to the state bit in memory.
  * This is usually not a problem in practice, but if it is then a kernel
  * timer should be scheduled to manage for this code to be executed often
  * enough.
  *
+ * And finally:
+ *
+ * 3) the cnt_lo argument must be seen as a globally incrementing value,
+ *    meaning that it should be a direct reference to the counter data which
+ *    can be evaluated according to a specific ordering within the macro,
+ *    and not the result of a previous evaluation stored in a variable.
+ *
+ * For example, this is wrong:
+ *
+ *	u32 partial = get_hw_count();
+ *	u64 full = cnt32_to_63(partial);
+ *	return full;
+ *
+ * This is fine:
+ *
+ *	u64 full = cnt32_to_63(get_hw_count());
+ *	return full;
+ *
  * Note that the top bit (bit 63) in the returned value should be considered
  * as garbage.  It is not cleared here because callers are likely to use a
  * multiplier on the returned value which can get rid of the top bit

include/linux/coda_linux.h

@@ -37,7 +37,7 @@ extern const struct file_operations coda_ioctl_operations;
 /* operations shared over more than one file */
 int coda_open(struct inode *i, struct file *f);
 int coda_release(struct inode *i, struct file *f);
-int coda_permission(struct inode *inode, int mask);
+int coda_permission(struct inode *inode, int mask, unsigned int flags);
 int coda_revalidate_inode(struct dentry *);
 int coda_getattr(struct vfsmount *, struct dentry *, struct kstat *);
 int coda_setattr(struct dentry *, struct iattr *);

include/linux/completion.h

@@ -81,10 +81,10 @@ extern int wait_for_completion_interruptible(struct completion *x);
 extern int wait_for_completion_killable(struct completion *x);
 extern unsigned long wait_for_completion_timeout(struct completion *x,
 						   unsigned long timeout);
-extern unsigned long wait_for_completion_interruptible_timeout(
-			struct completion *x, unsigned long timeout);
-extern unsigned long wait_for_completion_killable_timeout(
-			struct completion *x, unsigned long timeout);
+extern long wait_for_completion_interruptible_timeout(
+	struct completion *x, unsigned long timeout);
+extern long wait_for_completion_killable_timeout(
+	struct completion *x, unsigned long timeout);
 extern bool try_wait_for_completion(struct completion *x);
 extern bool completion_done(struct completion *x);
 

include/linux/console.h

@@ -126,6 +126,12 @@ struct console {
 	struct	 console *next;
 };
 
+/*
+ * for_each_console() allows you to iterate on each console
+ */
+#define for_each_console(con) \
+	for (con = console_drivers; con != NULL; con = con->next)
+
 extern int console_set_on_cmdline;
 
 extern int add_preferred_console(char *name, int idx, char *options);
@@ -145,7 +151,7 @@ extern int is_console_locked(void);
 extern int braille_register_console(struct console *, int index,
 		char *console_options, char *braille_options);
 extern int braille_unregister_console(struct console *);
-
+extern void console_sysfs_notify(void);
 extern int console_suspend_enabled;
 
 /* Suspend and resume console messages over PM events */

include/linux/cpu.h

@@ -10,11 +10,6 @@
  *
  * CPUs are exported via sysfs in the class/cpu/devices/
  * directory. 
- *
- * Per-cpu interfaces can be implemented using a struct device_interface. 
- * See the following for how to do this: 
- * - drivers/base/intf.c 
- * - Documentation/driver-model/interface.txt
  */
 #ifndef _LINUX_CPU_H_
 #define _LINUX_CPU_H_

include/linux/crash_dump.h

@@ -20,7 +20,14 @@ extern ssize_t copy_oldmem_page(unsigned long, char *, size_t,
 #define vmcore_elf_check_arch_cross(x) 0
 #endif
 
-#define vmcore_elf_check_arch(x) (elf_check_arch(x) || vmcore_elf_check_arch_cross(x))
+/*
+ * Architecture code can redefine this if there are any special checks
+ * needed for 64-bit ELF vmcores. In case of 32-bit only architecture,
+ * this can be set to zero.
+ */
+#ifndef vmcore_elf64_check_arch
+#define vmcore_elf64_check_arch(x) (elf_check_arch(x) || vmcore_elf_check_arch_cross(x))
+#endif
 
 /*
  * is_kdump_kernel() checks whether this kernel is booting after a panic of

include/linux/dcache.h

@@ -4,7 +4,9 @@
 #include <asm/atomic.h>
 #include <linux/list.h>
 #include <linux/rculist.h>
+#include <linux/rculist_bl.h>
 #include <linux/spinlock.h>
+#include <linux/seqlock.h>
 #include <linux/cache.h>
 #include <linux/rcupdate.h>
 
@@ -45,6 +47,27 @@ struct dentry_stat_t {
 };
 extern struct dentry_stat_t dentry_stat;
 
+/*
+ * Compare 2 name strings, return 0 if they match, otherwise non-zero.
+ * The strings are both count bytes long, and count is non-zero.
+ */
+static inline int dentry_cmp(const unsigned char *cs, size_t scount,
+				const unsigned char *ct, size_t tcount)
+{
+	int ret;
+	if (scount != tcount)
+		return 1;
+	do {
+		ret = (*cs != *ct);
+		if (ret)
+			break;
+		cs++;
+		ct++;
+		tcount--;
+	} while (tcount);
+	return ret;
+}
+
 /* Name hashing routines. Initial hash value */
 /* Hash courtesy of the R5 hash in reiserfs modulo sign bits */
 #define init_name_hash()		0
@@ -81,25 +104,33 @@ full_name_hash(const unsigned char *name, unsigned int len)
  * large memory footprint increase).
  */
 #ifdef CONFIG_64BIT
-#define DNAME_INLINE_LEN_MIN 32 /* 192 bytes */
+# define DNAME_INLINE_LEN 32 /* 192 bytes */
 #else
-#define DNAME_INLINE_LEN_MIN 40 /* 128 bytes */
+# ifdef CONFIG_SMP
+#  define DNAME_INLINE_LEN 36 /* 128 bytes */
+# else
+#  define DNAME_INLINE_LEN 40 /* 128 bytes */
+# endif
 #endif
 
 struct dentry {
-	atomic_t d_count;
+	/* RCU lookup touched fields */
 	unsigned int d_flags;		/* protected by d_lock */
-	spinlock_t d_lock;		/* per dentry lock */
-	int d_mounted;
-	struct inode *d_inode;		/* Where the name belongs to - NULL is
-					 * negative */
-	/*
-	 * The next three fields are touched by __d_lookup.  Place them here
-	 * so they all fit in a cache line.
-	 */
-	struct hlist_node d_hash;	/* lookup hash list */
+	seqcount_t d_seq;		/* per dentry seqlock */
+	struct hlist_bl_node d_hash;	/* lookup hash list */
 	struct dentry *d_parent;	/* parent directory */
 	struct qstr d_name;
+	struct inode *d_inode;		/* Where the name belongs to - NULL is
+					 * negative */
+	unsigned char d_iname[DNAME_INLINE_LEN];	/* small names */
+
+	/* Ref lookup also touches following */
+	unsigned int d_count;		/* protected by d_lock */
+	spinlock_t d_lock;		/* per dentry lock */
+	const struct dentry_operations *d_op;
+	struct super_block *d_sb;	/* The root of the dentry tree */
+	unsigned long d_time;		/* used by d_revalidate */
+	void *d_fsdata;			/* fs-specific data */
 
 	struct list_head d_lru;		/* LRU list */
 	/*
@@ -111,12 +142,6 @@ struct dentry {
 	} d_u;
 	struct list_head d_subdirs;	/* our children */
 	struct list_head d_alias;	/* inode alias list */
-	unsigned long d_time;		/* used by d_revalidate */
-	const struct dentry_operations *d_op;
-	struct super_block *d_sb;	/* The root of the dentry tree */
-	void *d_fsdata;			/* fs-specific data */
-
-	unsigned char d_iname[DNAME_INLINE_LEN_MIN];	/* small names */
 };
 
 /*
@@ -133,97 +158,62 @@ enum dentry_d_lock_class
 
 struct dentry_operations {
 	int (*d_revalidate)(struct dentry *, struct nameidata *);
-	int (*d_hash) (struct dentry *, struct qstr *);
-	int (*d_compare) (struct dentry *, struct qstr *, struct qstr *);
-	int (*d_delete)(struct dentry *);
+	int (*d_hash)(const struct dentry *, const struct inode *,
+			struct qstr *);
+	int (*d_compare)(const struct dentry *, const struct inode *,
+			const struct dentry *, const struct inode *,
+			unsigned int, const char *, const struct qstr *);
+	int (*d_delete)(const struct dentry *);
 	void (*d_release)(struct dentry *);
 	void (*d_iput)(struct dentry *, struct inode *);
 	char *(*d_dname)(struct dentry *, char *, int);
-};
-
-/* the dentry parameter passed to d_hash and d_compare is the parent
- * directory of the entries to be compared. It is used in case these
- * functions need any directory specific information for determining
- * equivalency classes.  Using the dentry itself might not work, as it
- * might be a negative dentry which has no information associated with
- * it */
+} ____cacheline_aligned;
 
 /*
-locking rules:
-		big lock	dcache_lock	d_lock   may block
-d_revalidate:	no		no		no       yes
-d_hash		no		no		no       yes
-d_compare:	no		yes		yes      no
-d_delete:	no		yes		no       no
-d_release:	no		no		no       yes
-d_iput:		no		no		no       yes
+ * Locking rules for dentry_operations callbacks are to be found in
+ * Documentation/filesystems/Locking. Keep it updated!
+ *
+ * FUrther descriptions are found in Documentation/filesystems/vfs.txt.
+ * Keep it updated too!
  */
 
 /* d_flags entries */
 #define DCACHE_AUTOFS_PENDING 0x0001    /* autofs: "under construction" */
-#define DCACHE_NFSFS_RENAMED  0x0002    /* this dentry has been "silly
-					 * renamed" and has to be
-					 * deleted on the last dput()
-					 */
-#define	DCACHE_DISCONNECTED 0x0004
-     /* This dentry is possibly not currently connected to the dcache tree,
-      * in which case its parent will either be itself, or will have this
-      * flag as well.  nfsd will not use a dentry with this bit set, but will
-      * first endeavour to clear the bit either by discovering that it is
-      * connected, or by performing lookup operations.   Any filesystem which
-      * supports nfsd_operations MUST have a lookup function which, if it finds
-      * a directory inode with a DCACHE_DISCONNECTED dentry, will d_move
-      * that dentry into place and return that dentry rather than the passed one,
-      * typically using d_splice_alias.
-      */
+#define DCACHE_NFSFS_RENAMED  0x0002
+     /* this dentry has been "silly renamed" and has to be deleted on the last
+      * dput() */
+
+#define	DCACHE_DISCONNECTED	0x0004
+     /* This dentry is possibly not currently connected to the dcache tree, in
+      * which case its parent will either be itself, or will have this flag as
+      * well.  nfsd will not use a dentry with this bit set, but will first
+      * endeavour to clear the bit either by discovering that it is connected,
+      * or by performing lookup operations.   Any filesystem which supports
+      * nfsd_operations MUST have a lookup function which, if it finds a
+      * directory inode with a DCACHE_DISCONNECTED dentry, will d_move that
+      * dentry into place and return that dentry rather than the passed one,
+      * typically using d_splice_alias. */
 
 #define DCACHE_REFERENCED	0x0008  /* Recently used, don't discard. */
 #define DCACHE_UNHASHED		0x0010	
-
-#define DCACHE_INOTIFY_PARENT_WATCHED	0x0020 /* Parent inode is watched by inotify */
+#define DCACHE_INOTIFY_PARENT_WATCHED 0x0020
+     /* Parent inode is watched by inotify */
 
 #define DCACHE_COOKIE		0x0040	/* For use by dcookie subsystem */
-
-#define DCACHE_FSNOTIFY_PARENT_WATCHED	0x0080 /* Parent inode is watched by some fsnotify listener */
+#define DCACHE_FSNOTIFY_PARENT_WATCHED 0x0080
+     /* Parent inode is watched by some fsnotify listener */
 
 #define DCACHE_CANT_MOUNT	0x0100
+#define DCACHE_GENOCIDE		0x0200
+#define DCACHE_MOUNTED		0x0400	/* is a mountpoint */
+
+#define DCACHE_OP_HASH		0x1000
+#define DCACHE_OP_COMPARE	0x2000
+#define DCACHE_OP_REVALIDATE	0x4000
+#define DCACHE_OP_DELETE	0x8000
 
-extern spinlock_t dcache_lock;
 extern seqlock_t rename_lock;
 
-/**
- * d_drop - drop a dentry
- * @dentry: dentry to drop
- *
- * d_drop() unhashes the entry from the parent dentry hashes, so that it won't
- * be found through a VFS lookup any more. Note that this is different from
- * deleting the dentry - d_delete will try to mark the dentry negative if
- * possible, giving a successful _negative_ lookup, while d_drop will
- * just make the cache lookup fail.
- *
- * d_drop() is used mainly for stuff that wants to invalidate a dentry for some
- * reason (NFS timeouts or autofs deletes).
- *
- * __d_drop requires dentry->d_lock.
- */
-
-static inline void __d_drop(struct dentry *dentry)
-{
-	if (!(dentry->d_flags & DCACHE_UNHASHED)) {
-		dentry->d_flags |= DCACHE_UNHASHED;
-		hlist_del_rcu(&dentry->d_hash);
-	}
-}
-
-static inline void d_drop(struct dentry *dentry)
-{
-	spin_lock(&dcache_lock);
-	spin_lock(&dentry->d_lock);
- 	__d_drop(dentry);
-	spin_unlock(&dentry->d_lock);
-	spin_unlock(&dcache_lock);
-}
-
 static inline int dname_external(struct dentry *dentry)
 {
 	return dentry->d_name.name != dentry->d_iname;
@@ -235,10 +225,14 @@ static inline int dname_external(struct dentry *dentry)
 extern void d_instantiate(struct dentry *, struct inode *);
 extern struct dentry * d_instantiate_unique(struct dentry *, struct inode *);
 extern struct dentry * d_materialise_unique(struct dentry *, struct inode *);
+extern void __d_drop(struct dentry *dentry);
+extern void d_drop(struct dentry *dentry);
 extern void d_delete(struct dentry *);
+extern void d_set_d_op(struct dentry *dentry, const struct dentry_operations *op);
 
 /* allocate/de-allocate */
 extern struct dentry * d_alloc(struct dentry *, const struct qstr *);
+extern struct dentry * d_alloc_pseudo(struct super_block *, const struct qstr *);
 extern struct dentry * d_splice_alias(struct inode *, struct dentry *);
 extern struct dentry * d_add_ci(struct dentry *, struct inode *, struct qstr *);
 extern struct dentry * d_obtain_alias(struct inode *);
@@ -296,14 +290,40 @@ static inline struct dentry *d_add_unique(struct dentry *entry, struct inode *in
 	return res;
 }
 
+extern void dentry_update_name_case(struct dentry *, struct qstr *);
+
 /* used for rename() and baskets */
 extern void d_move(struct dentry *, struct dentry *);
 extern struct dentry *d_ancestor(struct dentry *, struct dentry *);
 
 /* appendix may either be NULL or be used for transname suffixes */
-extern struct dentry * d_lookup(struct dentry *, struct qstr *);
-extern struct dentry * __d_lookup(struct dentry *, struct qstr *);
-extern struct dentry * d_hash_and_lookup(struct dentry *, struct qstr *);
+extern struct dentry *d_lookup(struct dentry *, struct qstr *);
+extern struct dentry *d_hash_and_lookup(struct dentry *, struct qstr *);
+extern struct dentry *__d_lookup(struct dentry *, struct qstr *);
+extern struct dentry *__d_lookup_rcu(struct dentry *parent, struct qstr *name,
+				unsigned *seq, struct inode **inode);
+
+/**
+ * __d_rcu_to_refcount - take a refcount on dentry if sequence check is ok
+ * @dentry: dentry to take a ref on
+ * @seq: seqcount to verify against
+ * @Returns: 0 on failure, else 1.
+ *
+ * __d_rcu_to_refcount operates on a dentry,seq pair that was returned
+ * by __d_lookup_rcu, to get a reference on an rcu-walk dentry.
+ */
+static inline int __d_rcu_to_refcount(struct dentry *dentry, unsigned seq)
+{
+	int ret = 0;
+
+	assert_spin_locked(&dentry->d_lock);
+	if (!read_seqcount_retry(&dentry->d_seq, seq)) {
+		ret = 1;
+		dentry->d_count++;
+	}
+
+	return ret;
+}
 
 /* validate "insecure" dentry pointer */
 extern int d_validate(struct dentry *, struct dentry *);
@@ -316,34 +336,37 @@ extern char *dynamic_dname(struct dentry *, char *, int, const char *, ...);
 extern char *__d_path(const struct path *path, struct path *root, char *, int);
 extern char *d_path(const struct path *, char *, int);
 extern char *d_path_with_unreachable(const struct path *, char *, int);
-extern char *__dentry_path(struct dentry *, char *, int);
+extern char *dentry_path_raw(struct dentry *, char *, int);
 extern char *dentry_path(struct dentry *, char *, int);
 
 /* Allocation counts.. */
 
 /**
- *	dget, dget_locked	-	get a reference to a dentry
+ *	dget, dget_dlock -	get a reference to a dentry
  *	@dentry: dentry to get a reference to
  *
  *	Given a dentry or %NULL pointer increment the reference count
  *	if appropriate and return the dentry. A dentry will not be 
- *	destroyed when it has references. dget() should never be
- *	called for dentries with zero reference counter. For these cases
- *	(preferably none, functions in dcache.c are sufficient for normal
- *	needs and they take necessary precautions) you should hold dcache_lock
- *	and call dget_locked() instead of dget().
+ *	destroyed when it has references.
  */
- 
+static inline struct dentry *dget_dlock(struct dentry *dentry)
+{
+	if (dentry)
+		dentry->d_count++;
+	return dentry;
+}
+
 static inline struct dentry *dget(struct dentry *dentry)
 {
 	if (dentry) {
-		BUG_ON(!atomic_read(&dentry->d_count));
-		atomic_inc(&dentry->d_count);
+		spin_lock(&dentry->d_lock);
+		dget_dlock(dentry);
+		spin_unlock(&dentry->d_lock);
 	}
 	return dentry;
 }
 
-extern struct dentry * dget_locked(struct dentry *);
+extern struct dentry *dget_parent(struct dentry *dentry);
 
 /**
  *	d_unhashed -	is dentry hashed
@@ -374,21 +397,11 @@ static inline void dont_mount(struct dentry *dentry)
 	spin_unlock(&dentry->d_lock);
 }
 
-static inline struct dentry *dget_parent(struct dentry *dentry)
-{
-	struct dentry *ret;
-
-	spin_lock(&dentry->d_lock);
-	ret = dget(dentry->d_parent);
-	spin_unlock(&dentry->d_lock);
-	return ret;
-}
-
 extern void dput(struct dentry *);
 
 static inline int d_mountpoint(struct dentry *dentry)
 {
-	return dentry->d_mounted;
+	return dentry->d_flags & DCACHE_MOUNTED;
 }
 
 extern struct vfsmount *lookup_mnt(struct path *);

include/linux/dcbnl.h

@@ -22,6 +22,89 @@
 
 #include <linux/types.h>
 
+/* IEEE 802.1Qaz std supported values */
+#define IEEE_8021QAZ_MAX_TCS	8
+
+/* This structure contains the IEEE 802.1Qaz ETS managed object
+ *
+ * @willing: willing bit in ETS configuratin TLV
+ * @ets_cap: indicates supported capacity of ets feature
+ * @cbs: credit based shaper ets algorithm supported
+ * @tc_tx_bw: tc tx bandwidth indexed by traffic class
+ * @tc_rx_bw: tc rx bandwidth indexed by traffic class
+ * @tc_tsa: TSA Assignment table, indexed by traffic class
+ * @prio_tc: priority assignment table mapping 8021Qp to traffic class
+ * @tc_reco_bw: recommended tc bandwidth indexed by traffic class for TLV
+ * @tc_reco_tsa: recommended tc bandwidth indexed by traffic class for TLV
+ * @reco_prio_tc: recommended tc tx bandwidth indexed by traffic class for TLV
+ *
+ * Recommended values are used to set fields in the ETS recommendation TLV
+ * with hardware offloaded LLDP.
+ *
+ * ----
+ *  TSA Assignment 8 bit identifiers
+ *	0	strict priority
+ *	1	credit-based shaper
+ *	2	enhanced transmission selection
+ *	3-254	reserved
+ *	255	vendor specific
+ */
+struct ieee_ets {
+	__u8	willing;
+	__u8	ets_cap;
+	__u8	cbs;
+	__u8	tc_tx_bw[IEEE_8021QAZ_MAX_TCS];
+	__u8	tc_rx_bw[IEEE_8021QAZ_MAX_TCS];
+	__u8	tc_tsa[IEEE_8021QAZ_MAX_TCS];
+	__u8	prio_tc[IEEE_8021QAZ_MAX_TCS];
+	__u8	tc_reco_bw[IEEE_8021QAZ_MAX_TCS];
+	__u8	tc_reco_tsa[IEEE_8021QAZ_MAX_TCS];
+	__u8	reco_prio_tc[IEEE_8021QAZ_MAX_TCS];
+};
+
+/* This structure contains the IEEE 802.1Qaz PFC managed object
+ *
+ * @pfc_cap: Indicates the number of traffic classes on the local device
+ *	     that may simultaneously have PFC enabled.
+ * @pfc_en: bitmap indicating pfc enabled traffic classes
+ * @mbc: enable macsec bypass capability
+ * @delay: the allowance made for a round-trip propagation delay of the
+ *	   link in bits.
+ * @requests: count of the sent pfc frames
+ * @indications: count of the received pfc frames
+ */
+struct ieee_pfc {
+	__u8	pfc_cap;
+	__u8	pfc_en;
+	__u8	mbc;
+	__u16	delay;
+	__u64	requests[IEEE_8021QAZ_MAX_TCS];
+	__u64	indications[IEEE_8021QAZ_MAX_TCS];
+};
+
+/* This structure contains the IEEE 802.1Qaz APP managed object. This
+ * object is also used for the CEE std as well. There is no difference
+ * between the objects.
+ *
+ * @selector: protocol identifier type
+ * @protocol: protocol of type indicated
+ * @priority: 3-bit unsigned integer indicating priority
+ *
+ * ----
+ *  Selector field values
+ *	0	Reserved
+ *	1	Ethertype
+ *	2	Well known port number over TCP or SCTP
+ *	3	Well known port number over UDP or DCCP
+ *	4	Well known port number over TCP, SCTP, UDP, or DCCP
+ *	5-7	Reserved
+ */
+struct dcb_app {
+	__u8	selector;
+	__u32	protocol;
+	__u8	priority;
+};
+
 struct dcbmsg {
 	__u8               dcb_family;
 	__u8               cmd;
@@ -50,6 +133,12 @@ struct dcbmsg {
  * @DCB_CMD_SBCN: get backward congestion notification configration.
  * @DCB_CMD_GAPP: get application protocol configuration
  * @DCB_CMD_SAPP: set application protocol configuration
+ * @DCB_CMD_IEEE_SET: set IEEE 802.1Qaz configuration
+ * @DCB_CMD_IEEE_GET: get IEEE 802.1Qaz configuration
+ * @DCB_CMD_GDCBX: get DCBX engine configuration
+ * @DCB_CMD_SDCBX: set DCBX engine configuration
+ * @DCB_CMD_GFEATCFG: get DCBX features flags
+ * @DCB_CMD_SFEATCFG: set DCBX features negotiation flags
  */
 enum dcbnl_commands {
 	DCB_CMD_UNDEFINED,
@@ -83,6 +172,15 @@ enum dcbnl_commands {
 	DCB_CMD_GAPP,
 	DCB_CMD_SAPP,
 
+	DCB_CMD_IEEE_SET,
+	DCB_CMD_IEEE_GET,
+
+	DCB_CMD_GDCBX,
+	DCB_CMD_SDCBX,
+
+	DCB_CMD_GFEATCFG,
+	DCB_CMD_SFEATCFG,
+
 	__DCB_CMD_ENUM_MAX,
 	DCB_CMD_MAX = __DCB_CMD_ENUM_MAX - 1,
 };
@@ -102,6 +200,9 @@ enum dcbnl_commands {
  * @DCB_ATTR_CAP: DCB capabilities of the device (NLA_NESTED)
  * @DCB_ATTR_NUMTCS: number of traffic classes supported (NLA_NESTED)
  * @DCB_ATTR_BCN: backward congestion notification configuration (NLA_NESTED)
+ * @DCB_ATTR_IEEE: IEEE 802.1Qaz supported attributes (NLA_NESTED)
+ * @DCB_ATTR_DCBX: DCBX engine configuration in the device (NLA_U8)
+ * @DCB_ATTR_FEATCFG: DCBX features flags (NLA_NESTED)
  */
 enum dcbnl_attrs {
 	DCB_ATTR_UNDEFINED,
@@ -119,10 +220,32 @@ enum dcbnl_attrs {
 	DCB_ATTR_BCN,
 	DCB_ATTR_APP,
 
+	/* IEEE std attributes */
+	DCB_ATTR_IEEE,
+
+	DCB_ATTR_DCBX,
+	DCB_ATTR_FEATCFG,
+
 	__DCB_ATTR_ENUM_MAX,
 	DCB_ATTR_MAX = __DCB_ATTR_ENUM_MAX - 1,
 };
 
+enum ieee_attrs {
+	DCB_ATTR_IEEE_UNSPEC,
+	DCB_ATTR_IEEE_ETS,
+	DCB_ATTR_IEEE_PFC,
+	DCB_ATTR_IEEE_APP_TABLE,
+	__DCB_ATTR_IEEE_MAX
+};
+#define DCB_ATTR_IEEE_MAX (__DCB_ATTR_IEEE_MAX - 1)
+
+enum ieee_attrs_app {
+	DCB_ATTR_IEEE_APP_UNSPEC,
+	DCB_ATTR_IEEE_APP,
+	__DCB_ATTR_IEEE_APP_MAX
+};
+#define DCB_ATTR_IEEE_APP_MAX (__DCB_ATTR_IEEE_APP_MAX - 1)
+
 /**
  * enum dcbnl_pfc_attrs - DCB Priority Flow Control user priority nested attrs
  *
@@ -262,6 +385,8 @@ enum dcbnl_tc_attrs {
  * @DCB_CAP_ATTR_GSP: (NLA_U8) device supports group strict priority
  * @DCB_CAP_ATTR_BCN: (NLA_U8) device supports Backwards Congestion
  *                             Notification
+ * @DCB_CAP_ATTR_DCBX: (NLA_U8) device supports DCBX engine
+ *
  */
 enum dcbnl_cap_attrs {
 	DCB_CAP_ATTR_UNDEFINED,
@@ -273,11 +398,44 @@ enum dcbnl_cap_attrs {
 	DCB_CAP_ATTR_PFC_TCS,
 	DCB_CAP_ATTR_GSP,
 	DCB_CAP_ATTR_BCN,
+	DCB_CAP_ATTR_DCBX,
 
 	__DCB_CAP_ATTR_ENUM_MAX,
 	DCB_CAP_ATTR_MAX = __DCB_CAP_ATTR_ENUM_MAX - 1,
 };
 
+/**
+ * DCBX capability flags
+ *
+ * @DCB_CAP_DCBX_HOST: DCBX negotiation is performed by the host LLDP agent.
+ *                     'set' routines are used to configure the device with
+ *                     the negotiated parameters
+ *
+ * @DCB_CAP_DCBX_LLD_MANAGED: DCBX negotiation is not performed in the host but
+ *                            by another entity
+ *                            'get' routines are used to retrieve the
+ *                            negotiated parameters
+ *                            'set' routines can be used to set the initial
+ *                            negotiation configuration
+ *
+ * @DCB_CAP_DCBX_VER_CEE: for a non-host DCBX engine, indicates the engine
+ *                        supports the CEE protocol flavor
+ *
+ * @DCB_CAP_DCBX_VER_IEEE: for a non-host DCBX engine, indicates the engine
+ *                         supports the IEEE protocol flavor
+ *
+ * @DCB_CAP_DCBX_STATIC: for a non-host DCBX engine, indicates the engine
+ *                       supports static configuration (i.e no actual
+ *                       negotiation is performed negotiated parameters equal
+ *                       the initial configuration)
+ *
+ */
+#define DCB_CAP_DCBX_HOST		0x01
+#define DCB_CAP_DCBX_LLD_MANAGED	0x02
+#define DCB_CAP_DCBX_VER_CEE		0x04
+#define DCB_CAP_DCBX_VER_IEEE		0x08
+#define DCB_CAP_DCBX_STATIC		0x10
+
 /**
  * enum dcbnl_numtcs_attrs - number of traffic classes
  *
@@ -355,4 +513,30 @@ enum dcbnl_app_attrs {
 	DCB_APP_ATTR_MAX = __DCB_APP_ATTR_ENUM_MAX - 1,
 };
 
+/**
+ * enum dcbnl_featcfg_attrs - features conifiguration flags
+ *
+ * @DCB_FEATCFG_ATTR_UNDEFINED: unspecified attribute to catch errors
+ * @DCB_FEATCFG_ATTR_ALL: (NLA_FLAG) all features configuration attributes
+ * @DCB_FEATCFG_ATTR_PG: (NLA_U8) configuration flags for priority groups
+ * @DCB_FEATCFG_ATTR_PFC: (NLA_U8) configuration flags for priority
+ *                                 flow control
+ * @DCB_FEATCFG_ATTR_APP: (NLA_U8) configuration flags for application TLV
+ *
+ */
+#define DCB_FEATCFG_ERROR	0x01	/* error in feature resolution */
+#define DCB_FEATCFG_ENABLE	0x02	/* enable feature */
+#define DCB_FEATCFG_WILLING	0x04	/* feature is willing */
+#define DCB_FEATCFG_ADVERTISE	0x08	/* advertise feature */
+enum dcbnl_featcfg_attrs {
+	DCB_FEATCFG_ATTR_UNDEFINED,
+	DCB_FEATCFG_ATTR_ALL,
+	DCB_FEATCFG_ATTR_PG,
+	DCB_FEATCFG_ATTR_PFC,
+	DCB_FEATCFG_ATTR_APP,
+
+	__DCB_FEATCFG_ATTR_ENUM_MAX,
+	DCB_FEATCFG_ATTR_MAX = __DCB_FEATCFG_ATTR_ENUM_MAX - 1,
+};
+
 #endif /* __LINUX_DCBNL_H__ */

include/linux/dccp.h

@@ -197,6 +197,21 @@ enum dccp_feature_numbers {
 	DCCPF_MAX_CCID_SPECIFIC = 255,
 };
 
+/* DCCP socket control message types for cmsg */
+enum dccp_cmsg_type {
+	DCCP_SCM_PRIORITY = 1,
+	DCCP_SCM_QPOLICY_MAX = 0xFFFF,
+	/* ^-- Up to here reserved exclusively for qpolicy parameters */
+	DCCP_SCM_MAX
+};
+
+/* DCCP priorities for outgoing/queued packets */
+enum dccp_packet_dequeueing_policy {
+	DCCPQ_POLICY_SIMPLE,
+	DCCPQ_POLICY_PRIO,
+	DCCPQ_POLICY_MAX
+};
+
 /* DCCP socket options */
 #define DCCP_SOCKOPT_PACKET_SIZE	1 /* XXX deprecated, without effect */
 #define DCCP_SOCKOPT_SERVICE		2
@@ -210,6 +225,8 @@ enum dccp_feature_numbers {
 #define DCCP_SOCKOPT_CCID		13
 #define DCCP_SOCKOPT_TX_CCID		14
 #define DCCP_SOCKOPT_RX_CCID		15
+#define DCCP_SOCKOPT_QPOLICY_ID		16
+#define DCCP_SOCKOPT_QPOLICY_TXQLEN	17
 #define DCCP_SOCKOPT_CCID_RX_INFO	128
 #define DCCP_SOCKOPT_CCID_TX_INFO	192
 
@@ -458,10 +475,13 @@ struct dccp_ackvec;
  * @dccps_hc_rx_ccid - CCID used for the receiver (or receiving half-connection)
  * @dccps_hc_tx_ccid - CCID used for the sender (or sending half-connection)
  * @dccps_options_received - parsed set of retrieved options
+ * @dccps_qpolicy - TX dequeueing policy, one of %dccp_packet_dequeueing_policy
+ * @dccps_tx_qlen - maximum length of the TX queue
  * @dccps_role - role of this sock, one of %dccp_role
  * @dccps_hc_rx_insert_options - receiver wants to add options when acking
  * @dccps_hc_tx_insert_options - sender wants to add options when sending
  * @dccps_server_timewait - server holds timewait state on close (RFC 4340, 8.3)
+ * @dccps_sync_scheduled - flag which signals "send out-of-band message soon"
  * @dccps_xmitlet - tasklet scheduled by the TX CCID to dequeue data packets
  * @dccps_xmit_timer - used by the TX CCID to delay sending (rate-based pacing)
  * @dccps_syn_rtt - RTT sample from Request/Response exchange (in usecs)
@@ -499,10 +519,13 @@ struct dccp_sock {
 	struct ccid			*dccps_hc_rx_ccid;
 	struct ccid			*dccps_hc_tx_ccid;
 	struct dccp_options_received	dccps_options_received;
+	__u8				dccps_qpolicy;
+	__u32				dccps_tx_qlen;
 	enum dccp_role			dccps_role:2;
 	__u8				dccps_hc_rx_insert_options:1;
 	__u8				dccps_hc_tx_insert_options:1;
 	__u8				dccps_server_timewait:1;
+	__u8				dccps_sync_scheduled:1;
 	struct tasklet_struct		dccps_xmitlet;
 	struct timer_list		dccps_xmit_timer;
 };

include/linux/dmaengine.h

@@ -824,6 +824,8 @@ enum dma_status dma_sync_wait(struct dma_chan *chan, dma_cookie_t cookie);
 #ifdef CONFIG_DMA_ENGINE
 enum dma_status dma_wait_for_async_tx(struct dma_async_tx_descriptor *tx);
 void dma_issue_pending_all(void);
+struct dma_chan *__dma_request_channel(dma_cap_mask_t *mask, dma_filter_fn fn, void *fn_param);
+void dma_release_channel(struct dma_chan *chan);
 #else
 static inline enum dma_status dma_wait_for_async_tx(struct dma_async_tx_descriptor *tx)
 {
@@ -831,7 +833,14 @@ static inline enum dma_status dma_wait_for_async_tx(struct dma_async_tx_descript
 }
 static inline void dma_issue_pending_all(void)
 {
-	do { } while (0);
+}
+static inline struct dma_chan *__dma_request_channel(dma_cap_mask_t *mask,
+					      dma_filter_fn fn, void *fn_param)
+{
+	return NULL;
+}
+static inline void dma_release_channel(struct dma_chan *chan)
+{
 }
 #endif
 
@@ -842,8 +851,6 @@ void dma_async_device_unregister(struct dma_device *device);
 void dma_run_dependencies(struct dma_async_tx_descriptor *tx);
 struct dma_chan *dma_find_channel(enum dma_transaction_type tx_type);
 #define dma_request_channel(mask, x, y) __dma_request_channel(&(mask), x, y)
-struct dma_chan *__dma_request_channel(dma_cap_mask_t *mask, dma_filter_fn fn, void *fn_param);
-void dma_release_channel(struct dma_chan *chan);
 
 /* --- Helper iov-locking functions --- */
 

include/linux/dmar.h

@@ -175,10 +175,21 @@ static inline int set_msi_sid(struct irte *irte, struct pci_dev *dev)
 	return 0;
 }
 
-#define enable_intr_remapping(mode)	(-1)
-#define disable_intr_remapping()	(0)
-#define reenable_intr_remapping(mode)	(0)
 #define intr_remapping_enabled		(0)
+
+static inline int enable_intr_remapping(int eim)
+{
+	return -1;
+}
+
+static inline void disable_intr_remapping(void)
+{
+}
+
+static inline int reenable_intr_remapping(int eim)
+{
+	return 0;
+}
 #endif
 
 /* Can't use the common MSI interrupt functions

include/linux/drbd.h

@@ -53,7 +53,7 @@
 
 
 extern const char *drbd_buildtag(void);
-#define REL_VERSION "8.3.9rc2"
+#define REL_VERSION "8.3.9"
 #define API_VERSION 88
 #define PRO_VERSION_MIN 86
 #define PRO_VERSION_MAX 95

include/linux/elevator.h

@@ -195,15 +195,9 @@ enum {
 /*
  * io context count accounting
  */
-#define elv_ioc_count_mod(name, __val)				\
-	do {							\
-		preempt_disable();				\
-		__get_cpu_var(name) += (__val);			\
-		preempt_enable();				\
-	} while (0)
-
-#define elv_ioc_count_inc(name)	elv_ioc_count_mod(name, 1)
-#define elv_ioc_count_dec(name)	elv_ioc_count_mod(name, -1)
+#define elv_ioc_count_mod(name, __val) this_cpu_add(name, __val)
+#define elv_ioc_count_inc(name)	this_cpu_inc(name)
+#define elv_ioc_count_dec(name)	this_cpu_dec(name)
 
 #define elv_ioc_count_read(name)				\
 ({								\

include/linux/ethtool.h

@@ -691,7 +691,9 @@ struct ethtool_ops {
 #define ETHTOOL_GMSGLVL		0x00000007 /* Get driver message level */
 #define ETHTOOL_SMSGLVL		0x00000008 /* Set driver msg level. */
 #define ETHTOOL_NWAY_RST	0x00000009 /* Restart autonegotiation. */
-#define ETHTOOL_GLINK		0x0000000a /* Get link status (ethtool_value) */
+/* Get link status for host, i.e. whether the interface *and* the
+ * physical port (if there is one) are up (ethtool_value). */
+#define ETHTOOL_GLINK		0x0000000a
 #define ETHTOOL_GEEPROM		0x0000000b /* Get EEPROM data */
 #define ETHTOOL_SEEPROM		0x0000000c /* Set EEPROM data. */
 #define ETHTOOL_GCOALESCE	0x0000000e /* Get coalesce config */

include/linux/fanotify.h

@@ -83,11 +83,13 @@
 				 FAN_ALL_PERM_EVENTS |\
 				 FAN_Q_OVERFLOW)
 
-#define FANOTIFY_METADATA_VERSION	2
+#define FANOTIFY_METADATA_VERSION	3
 
 struct fanotify_event_metadata {
 	__u32 event_len;
-	__u32 vers;
+	__u8 vers;
+	__u8 reserved;
+	__u16 metadata_len;
 	__aligned_u64 mask;
 	__s32 fd;
 	__s32 pid;
@@ -96,11 +98,13 @@ struct fanotify_event_metadata {
 struct fanotify_response {
 	__s32 fd;
 	__u32 response;
-} __attribute__ ((packed));
+};
 
 /* Legit userspace responses to a _PERM event */
 #define FAN_ALLOW	0x01
 #define FAN_DENY	0x02
+/* No fd set in event */
+#define FAN_NOFD	-1
 
 /* Helper functions to deal with fanotify_event_metadata buffers */
 #define FAN_EVENT_METADATA_LEN (sizeof(struct fanotify_event_metadata))

include/linux/fb.h

@@ -1092,6 +1092,8 @@ extern int fb_parse_edid(unsigned char *edid, struct fb_var_screeninfo *var);
 extern const unsigned char *fb_firmware_edid(struct device *device);
 extern void fb_edid_to_monspecs(unsigned char *edid,
 				struct fb_monspecs *specs);
+extern void fb_edid_add_monspecs(unsigned char *edid,
+				 struct fb_monspecs *specs);
 extern void fb_destroy_modedb(struct fb_videomode *modedb);
 extern int fb_find_mode_cvt(struct fb_videomode *mode, int margins, int rb);
 extern unsigned char *fb_ddc_read(struct i2c_adapter *adapter);
@@ -1122,6 +1124,7 @@ extern const struct fb_videomode *fb_find_best_display(const struct fb_monspecs
 
 /* drivers/video/fbcmap.c */
 extern int fb_alloc_cmap(struct fb_cmap *cmap, int len, int transp);
+extern int fb_alloc_cmap_gfp(struct fb_cmap *cmap, int len, int transp, gfp_t flags);
 extern void fb_dealloc_cmap(struct fb_cmap *cmap);
 extern int fb_copy_cmap(const struct fb_cmap *from, struct fb_cmap *to);
 extern int fb_cmap_to_user(const struct fb_cmap *from, struct fb_cmap_user *to);
@@ -1149,6 +1152,7 @@ struct fb_videomode {
 
 extern const char *fb_mode_option;
 extern const struct fb_videomode vesa_modes[];
+extern const struct fb_videomode cea_modes[64];
 
 struct fb_modelist {
 	struct list_head list;

include/linux/filter.h

@@ -91,54 +91,6 @@ struct sock_fprog {	/* Required for SO_ATTACH_FILTER. */
 #define         BPF_TAX         0x00
 #define         BPF_TXA         0x80
 
-enum {
-	BPF_S_RET_K = 0,
-	BPF_S_RET_A,
-	BPF_S_ALU_ADD_K,
-	BPF_S_ALU_ADD_X,
-	BPF_S_ALU_SUB_K,
-	BPF_S_ALU_SUB_X,
-	BPF_S_ALU_MUL_K,
-	BPF_S_ALU_MUL_X,
-	BPF_S_ALU_DIV_X,
-	BPF_S_ALU_AND_K,
-	BPF_S_ALU_AND_X,
-	BPF_S_ALU_OR_K,
-	BPF_S_ALU_OR_X,
-	BPF_S_ALU_LSH_K,
-	BPF_S_ALU_LSH_X,
-	BPF_S_ALU_RSH_K,
-	BPF_S_ALU_RSH_X,
-	BPF_S_ALU_NEG,
-	BPF_S_LD_W_ABS,
-	BPF_S_LD_H_ABS,
-	BPF_S_LD_B_ABS,
-	BPF_S_LD_W_LEN,
-	BPF_S_LD_W_IND,
-	BPF_S_LD_H_IND,
-	BPF_S_LD_B_IND,
-	BPF_S_LD_IMM,
-	BPF_S_LDX_W_LEN,
-	BPF_S_LDX_B_MSH,
-	BPF_S_LDX_IMM,
-	BPF_S_MISC_TAX,
-	BPF_S_MISC_TXA,
-	BPF_S_ALU_DIV_K,
-	BPF_S_LD_MEM,
-	BPF_S_LDX_MEM,
-	BPF_S_ST,
-	BPF_S_STX,
-	BPF_S_JMP_JA,
-	BPF_S_JMP_JEQ_K,
-	BPF_S_JMP_JEQ_X,
-	BPF_S_JMP_JGE_K,
-	BPF_S_JMP_JGE_X,
-	BPF_S_JMP_JGT_K,
-	BPF_S_JMP_JGT_X,
-	BPF_S_JMP_JSET_K,
-	BPF_S_JMP_JSET_X,
-};
-
 #ifndef BPF_MAXINSNS
 #define BPF_MAXINSNS 4096
 #endif
@@ -172,7 +124,9 @@ enum {
 #define SKF_AD_MARK 	20
 #define SKF_AD_QUEUE	24
 #define SKF_AD_HATYPE	28
-#define SKF_AD_MAX	32
+#define SKF_AD_RXHASH	32
+#define SKF_AD_CPU	36
+#define SKF_AD_MAX	40
 #define SKF_NET_OFF   (-0x100000)
 #define SKF_LL_OFF    (-0x200000)
 
@@ -194,8 +148,8 @@ struct sk_buff;
 struct sock;
 
 extern int sk_filter(struct sock *sk, struct sk_buff *skb);
-extern unsigned int sk_run_filter(struct sk_buff *skb,
-				  struct sock_filter *filter, int flen);
+extern unsigned int sk_run_filter(const struct sk_buff *skb,
+				  const struct sock_filter *filter);
 extern int sk_attach_filter(struct sock_fprog *fprog, struct sock *sk);
 extern int sk_detach_filter(struct sock *sk);
 extern int sk_chk_filter(struct sock_filter *filter, int flen);

include/linux/fs.h

@@ -34,9 +34,9 @@
 #define SEEK_MAX	SEEK_END
 
 struct fstrim_range {
-	uint64_t start;
-	uint64_t len;
-	uint64_t minlen;
+	__u64 start;
+	__u64 len;
+	__u64 minlen;
 };
 
 /* And dynamically-tunable limits and defaults: */
@@ -392,6 +392,7 @@ struct inodes_stat_t {
 #include <linux/capability.h>
 #include <linux/semaphore.h>
 #include <linux/fiemap.h>
+#include <linux/rculist_bl.h>
 
 #include <asm/atomic.h>
 #include <asm/byteorder.h>
@@ -602,6 +603,7 @@ struct address_space_operations {
 	sector_t (*bmap)(struct address_space *, sector_t);
 	void (*invalidatepage) (struct page *, unsigned long);
 	int (*releasepage) (struct page *, gfp_t);
+	void (*freepage)(struct page *);
 	ssize_t (*direct_IO)(int, struct kiocb *, const struct iovec *iov,
 			loff_t offset, unsigned long nr_segs);
 	int (*get_xip_mem)(struct address_space *, pgoff_t, int,
@@ -732,16 +734,31 @@ struct posix_acl;
 #define ACL_NOT_CACHED ((void *)(-1))
 
 struct inode {
+	/* RCU path lookup touches following: */
+	umode_t			i_mode;
+	uid_t			i_uid;
+	gid_t			i_gid;
+	const struct inode_operations	*i_op;
+	struct super_block	*i_sb;
+
+	spinlock_t		i_lock;	/* i_blocks, i_bytes, maybe i_size */
+	unsigned int		i_flags;
+	struct mutex		i_mutex;
+
+	unsigned long		i_state;
+	unsigned long		dirtied_when;	/* jiffies of first dirtying */
+
 	struct hlist_node	i_hash;
 	struct list_head	i_wb_list;	/* backing dev IO list */
 	struct list_head	i_lru;		/* inode LRU list */
 	struct list_head	i_sb_list;
-	struct list_head	i_dentry;
+	union {
+		struct list_head	i_dentry;
+		struct rcu_head		i_rcu;
+	};
 	unsigned long		i_ino;
 	atomic_t		i_count;
 	unsigned int		i_nlink;
-	uid_t			i_uid;
-	gid_t			i_gid;
 	dev_t			i_rdev;
 	unsigned int		i_blkbits;
 	u64			i_version;
@@ -754,13 +771,8 @@ struct inode {
 	struct timespec		i_ctime;
 	blkcnt_t		i_blocks;
 	unsigned short          i_bytes;
-	umode_t			i_mode;
-	spinlock_t		i_lock;	/* i_blocks, i_bytes, maybe i_size */
-	struct mutex		i_mutex;
 	struct rw_semaphore	i_alloc_sem;
-	const struct inode_operations	*i_op;
 	const struct file_operations	*i_fop;	/* former ->i_op->default_file_ops */
-	struct super_block	*i_sb;
 	struct file_lock	*i_flock;
 	struct address_space	*i_mapping;
 	struct address_space	i_data;
@@ -781,11 +793,6 @@ struct inode {
 	struct hlist_head	i_fsnotify_marks;
 #endif
 
-	unsigned long		i_state;
-	unsigned long		dirtied_when;	/* jiffies of first dirtying */
-
-	unsigned int		i_flags;
-
 #ifdef CONFIG_IMA
 	/* protected by i_lock */
 	unsigned int		i_readcount; /* struct files open RO */
@@ -1371,13 +1378,13 @@ struct super_block {
 	const struct xattr_handler **s_xattr;
 
 	struct list_head	s_inodes;	/* all inodes */
-	struct hlist_head	s_anon;		/* anonymous dentries for (nfs) exporting */
+	struct hlist_bl_head	s_anon;		/* anonymous dentries for (nfs) exporting */
 #ifdef CONFIG_SMP
 	struct list_head __percpu *s_files;
 #else
 	struct list_head	s_files;
 #endif
-	/* s_dentry_lru and s_nr_dentry_unused are protected by dcache_lock */
+	/* s_dentry_lru, s_nr_dentry_unused protected by dcache.c lru locks */
 	struct list_head	s_dentry_lru;	/* unused dentry lru */
 	int			s_nr_dentry_unused;	/* # of dentry on lru */
 
@@ -1544,9 +1551,18 @@ struct file_operations {
 	int (*setlease)(struct file *, long, struct file_lock **);
 };
 
+#define IPERM_FLAG_RCU	0x0001
+
 struct inode_operations {
-	int (*create) (struct inode *,struct dentry *,int, struct nameidata *);
 	struct dentry * (*lookup) (struct inode *,struct dentry *, struct nameidata *);
+	void * (*follow_link) (struct dentry *, struct nameidata *);
+	int (*permission) (struct inode *, int, unsigned int);
+	int (*check_acl)(struct inode *, int, unsigned int);
+
+	int (*readlink) (struct dentry *, char __user *,int);
+	void (*put_link) (struct dentry *, struct nameidata *, void *);
+
+	int (*create) (struct inode *,struct dentry *,int, struct nameidata *);
 	int (*link) (struct dentry *,struct inode *,struct dentry *);
 	int (*unlink) (struct inode *,struct dentry *);
 	int (*symlink) (struct inode *,struct dentry *,const char *);
@@ -1555,12 +1571,7 @@ struct inode_operations {
 	int (*mknod) (struct inode *,struct dentry *,int,dev_t);
 	int (*rename) (struct inode *, struct dentry *,
 			struct inode *, struct dentry *);
-	int (*readlink) (struct dentry *, char __user *,int);
-	void * (*follow_link) (struct dentry *, struct nameidata *);
-	void (*put_link) (struct dentry *, struct nameidata *, void *);
 	void (*truncate) (struct inode *);
-	int (*permission) (struct inode *, int);
-	int (*check_acl)(struct inode *, int);
 	int (*setattr) (struct dentry *, struct iattr *);
 	int (*getattr) (struct vfsmount *mnt, struct dentry *, struct kstat *);
 	int (*setxattr) (struct dentry *, const char *,const void *,size_t,int);
@@ -1572,7 +1583,7 @@ struct inode_operations {
 			  loff_t len);
 	int (*fiemap)(struct inode *, struct fiemap_extent_info *, u64 start,
 		      u64 len);
-};
+} ____cacheline_aligned;
 
 struct seq_file;
 
@@ -1612,7 +1623,6 @@ struct super_operations {
 	ssize_t (*quota_write)(struct super_block *, int, const char *, size_t, loff_t);
 #endif
 	int (*bdev_try_to_free_page)(struct super_block*, struct page*, gfp_t);
-	int (*trim_fs) (struct super_block *, struct fstrim_range *);
 };
 
 /*
@@ -2158,8 +2168,8 @@ extern sector_t bmap(struct inode *, sector_t);
 #endif
 extern int notify_change(struct dentry *, struct iattr *);
 extern int inode_permission(struct inode *, int);
-extern int generic_permission(struct inode *, int,
-		int (*check_acl)(struct inode *, int));
+extern int generic_permission(struct inode *, int, unsigned int,
+		int (*check_acl)(struct inode *, int, unsigned int));
 
 static inline bool execute_ok(struct inode *inode)
 {
@@ -2230,6 +2240,7 @@ extern void iget_failed(struct inode *);
 extern void end_writeback(struct inode *);
 extern void __destroy_inode(struct inode *);
 extern struct inode *new_inode(struct super_block *);
+extern void free_inode_nonrcu(struct inode *inode);
 extern int should_remove_suid(struct dentry *);
 extern int file_remove_suid(struct file *);
 
@@ -2446,6 +2457,10 @@ static inline ino_t parent_ino(struct dentry *dentry)
 {
 	ino_t res;
 
+	/*
+	 * Don't strictly need d_lock here? If the parent ino could change
+	 * then surely we'd have a deeper race in the caller?
+	 */
 	spin_lock(&dentry->d_lock);
 	res = dentry->d_parent->d_inode->i_ino;
 	spin_unlock(&dentry->d_lock);

include/linux/fs_struct.h

@@ -2,10 +2,13 @@
 #define _LINUX_FS_STRUCT_H
 
 #include <linux/path.h>
+#include <linux/spinlock.h>
+#include <linux/seqlock.h>
 
 struct fs_struct {
 	int users;
 	spinlock_t lock;
+	seqcount_t seq;
 	int umask;
 	int in_exec;
 	struct path root, pwd;

include/linux/fsl-diu-fb.h

@@ -54,7 +54,6 @@ struct aoi_display_offset {
 };
 
 #define MFB_SET_CHROMA_KEY	_IOW('M', 1, struct mfb_chroma_key)
-#define MFB_WAIT_FOR_VSYNC	_IOW('F', 0x20, u_int32_t)
 #define MFB_SET_BRIGHTNESS	_IOW('M', 3, __u8)
 
 #define MFB_SET_ALPHA		0x80014d00

include/linux/fsnotify.h

@@ -17,7 +17,6 @@
 
 /*
  * fsnotify_d_instantiate - instantiate a dentry for inode
- * Called with dcache_lock held.
  */
 static inline void fsnotify_d_instantiate(struct dentry *dentry,
 					  struct inode *inode)
@@ -62,7 +61,6 @@ static inline int fsnotify_perm(struct file *file, int mask)
 
 /*
  * fsnotify_d_move - dentry has been moved
- * Called with dcache_lock and dentry->d_lock held.
  */
 static inline void fsnotify_d_move(struct dentry *dentry)
 {
@@ -235,9 +233,6 @@ static inline void fsnotify_open(struct file *file)
 	if (S_ISDIR(inode->i_mode))
 		mask |= FS_ISDIR;
 
-	/* FMODE_NONOTIFY must never be set from user */
-	file->f_mode &= ~FMODE_NONOTIFY;
-
 	fsnotify_parent(path, NULL, mask);
 	fsnotify(inode, mask, path, FSNOTIFY_EVENT_PATH, NULL, 0);
 }

include/linux/fsnotify_backend.h

@@ -166,7 +166,7 @@ struct fsnotify_group {
 			struct mutex access_mutex;
 			struct list_head access_list;
 			wait_queue_head_t access_waitq;
-			bool bypass_perm; /* protected by access_mutex */
+			atomic_t bypass_perm;
 #endif /* CONFIG_FANOTIFY_ACCESS_PERMISSIONS */
 			int f_flags;
 			unsigned int max_marks;
@@ -329,9 +329,15 @@ static inline void __fsnotify_update_dcache_flags(struct dentry *dentry)
 {
 	struct dentry *parent;
 
-	assert_spin_locked(&dcache_lock);
 	assert_spin_locked(&dentry->d_lock);
 
+	/*
+	 * Serialisation of setting PARENT_WATCHED on the dentries is provided
+	 * by d_lock. If inotify_inode_watched changes after we have taken
+	 * d_lock, the following __fsnotify_update_child_dentry_flags call will
+	 * find our entry, so it will spin until we complete here, and update
+	 * us with the new state.
+	 */
 	parent = dentry->d_parent;
 	if (parent->d_inode && fsnotify_inode_watches_children(parent->d_inode))
 		dentry->d_flags |= DCACHE_FSNOTIFY_PARENT_WATCHED;
@@ -341,15 +347,12 @@ static inline void __fsnotify_update_dcache_flags(struct dentry *dentry)
 
 /*
  * fsnotify_d_instantiate - instantiate a dentry for inode
- * Called with dcache_lock held.
  */
 static inline void __fsnotify_d_instantiate(struct dentry *dentry, struct inode *inode)
 {
 	if (!inode)
 		return;
 
-	assert_spin_locked(&dcache_lock);
-
 	spin_lock(&dentry->d_lock);
 	__fsnotify_update_dcache_flags(dentry);
 	spin_unlock(&dentry->d_lock);

include/linux/ftrace_event.h

@@ -154,12 +154,14 @@ enum {
 	TRACE_EVENT_FL_ENABLED_BIT,
 	TRACE_EVENT_FL_FILTERED_BIT,
 	TRACE_EVENT_FL_RECORDED_CMD_BIT,
+	TRACE_EVENT_FL_CAP_ANY_BIT,
 };
 
 enum {
 	TRACE_EVENT_FL_ENABLED		= (1 << TRACE_EVENT_FL_ENABLED_BIT),
 	TRACE_EVENT_FL_FILTERED		= (1 << TRACE_EVENT_FL_FILTERED_BIT),
 	TRACE_EVENT_FL_RECORDED_CMD	= (1 << TRACE_EVENT_FL_RECORDED_CMD_BIT),
+	TRACE_EVENT_FL_CAP_ANY		= (1 << TRACE_EVENT_FL_CAP_ANY_BIT),
 };
 
 struct ftrace_event_call {
@@ -196,6 +198,14 @@ struct ftrace_event_call {
 #endif
 };
 
+#define __TRACE_EVENT_FLAGS(name, value)				\
+	static int __init trace_init_flags_##name(void)			\
+	{								\
+		event_##name.flags = value;				\
+		return 0;						\
+	}								\
+	early_initcall(trace_init_flags_##name);
+
 #define PERF_MAX_TRACE_SIZE	2048
 
 #define MAX_FILTER_PRED		32
@@ -215,6 +225,10 @@ enum {
 	FILTER_PTR_STRING,
 };
 
+#define EVENT_STORAGE_SIZE 128
+extern struct mutex event_storage_mutex;
+extern char event_storage[EVENT_STORAGE_SIZE];
+
 extern int trace_event_raw_init(struct ftrace_event_call *call);
 extern int trace_define_field(struct ftrace_event_call *call, const char *type,
 			      const char *name, int offset, int size,

include/linux/generic_acl.h

@@ -10,6 +10,6 @@ extern const struct xattr_handler generic_acl_default_handler;
 
 int generic_acl_init(struct inode *, struct inode *);
 int generic_acl_chmod(struct inode *);
-int generic_check_acl(struct inode *inode, int mask);
+int generic_check_acl(struct inode *inode, int mask, unsigned int flags);
 
 #endif /* LINUX_GENERIC_ACL_H */

include/linux/gfp.h

@@ -360,7 +360,7 @@ void drain_local_pages(void *dummy);
 
 extern gfp_t gfp_allowed_mask;
 
-extern void set_gfp_allowed_mask(gfp_t mask);
-extern gfp_t clear_gfp_allowed_mask(gfp_t mask);
+extern void pm_restrict_gfp_mask(void);
+extern void pm_restore_gfp_mask(void);
 
 #endif /* __LINUX_GFP_H */

include/linux/gpio_keys.h

@@ -16,6 +16,8 @@ struct gpio_keys_button {
 struct gpio_keys_platform_data {
 	struct gpio_keys_button *buttons;
 	int nbuttons;
+	unsigned int poll_interval;	/* polling interval in msecs -
+					   for polling driver only */
 	unsigned int rep:1;		/* enable input subsystem auto repeat */
 	int (*enable)(struct device *dev);
 	void (*disable)(struct device *dev);

include/linux/hardirq.h

@@ -2,9 +2,6 @@
 #define LINUX_HARDIRQ_H
 
 #include <linux/preempt.h>
-#ifdef CONFIG_PREEMPT
-#include <linux/smp_lock.h>
-#endif
 #include <linux/lockdep.h>
 #include <linux/ftrace_irq.h>
 #include <asm/hardirq.h>
@@ -97,7 +94,8 @@
 #define in_nmi()	(preempt_count() & NMI_MASK)
 
 #if defined(CONFIG_PREEMPT) && defined(CONFIG_BKL)
-# define PREEMPT_INATOMIC_BASE kernel_locked()
+# include <linux/sched.h>
+# define PREEMPT_INATOMIC_BASE (current->lock_depth >= 0)
 #else
 # define PREEMPT_INATOMIC_BASE 0
 #endif

include/linux/highmem.h

@@ -5,6 +5,7 @@
 #include <linux/kernel.h>
 #include <linux/mm.h>
 #include <linux/uaccess.h>
+#include <linux/hardirq.h>
 
 #include <asm/cacheflush.h>
 
@@ -80,7 +81,8 @@ DECLARE_PER_CPU(int, __kmap_atomic_idx);
 
 static inline int kmap_atomic_idx_push(void)
 {
-	int idx = __get_cpu_var(__kmap_atomic_idx)++;
+	int idx = __this_cpu_inc_return(__kmap_atomic_idx) - 1;
+
 #ifdef CONFIG_DEBUG_HIGHMEM
 	WARN_ON_ONCE(in_irq() && !irqs_disabled());
 	BUG_ON(idx > KM_TYPE_NR);
@@ -90,16 +92,18 @@ static inline int kmap_atomic_idx_push(void)
 
 static inline int kmap_atomic_idx(void)
 {
-	return __get_cpu_var(__kmap_atomic_idx) - 1;
+	return __this_cpu_read(__kmap_atomic_idx) - 1;
 }
 
-static inline int kmap_atomic_idx_pop(void)
+static inline void kmap_atomic_idx_pop(void)
 {
-	int idx = --__get_cpu_var(__kmap_atomic_idx);
 #ifdef CONFIG_DEBUG_HIGHMEM
+	int idx = __this_cpu_dec_return(__kmap_atomic_idx);
+
 	BUG_ON(idx < 0);
+#else
+	__this_cpu_dec(__kmap_atomic_idx);
 #endif
-	return idx;
 }
 
 #endif

include/linux/hrtimer.h

@@ -22,7 +22,7 @@
 #include <linux/wait.h>
 #include <linux/percpu.h>
 #include <linux/timer.h>
-
+#include <linux/timerqueue.h>
 
 struct hrtimer_clock_base;
 struct hrtimer_cpu_base;
@@ -79,8 +79,8 @@ enum hrtimer_restart {
 
 /**
  * struct hrtimer - the basic hrtimer structure
- * @node:	red black tree node for time ordered insertion
- * @_expires:	the absolute expiry time in the hrtimers internal
+ * @node:	timerqueue node, which also manages node.expires,
+ *		the absolute expiry time in the hrtimers internal
  *		representation. The time is related to the clock on
  *		which the timer is based. Is setup by adding
  *		slack to the _softexpires value. For non range timers
@@ -101,8 +101,7 @@ enum hrtimer_restart {
  * The hrtimer structure must be initialized by hrtimer_init()
  */
 struct hrtimer {
-	struct rb_node			node;
-	ktime_t				_expires;
+	struct timerqueue_node		node;
 	ktime_t				_softexpires;
 	enum hrtimer_restart		(*function)(struct hrtimer *);
 	struct hrtimer_clock_base	*base;
@@ -141,8 +140,7 @@ struct hrtimer_sleeper {
 struct hrtimer_clock_base {
 	struct hrtimer_cpu_base	*cpu_base;
 	clockid_t		index;
-	struct rb_root		active;
-	struct rb_node		*first;
+	struct timerqueue_head	active;
 	ktime_t			resolution;
 	ktime_t			(*get_time)(void);
 	ktime_t			softirq_time;
@@ -158,7 +156,6 @@ struct hrtimer_clock_base {
  * @lock:		lock protecting the base and associated clock bases
  *			and timers
  * @clock_base:		array of clock bases for this cpu
- * @curr_timer:		the timer which is executing a callback right now
  * @expires_next:	absolute time of the next event which was scheduled
  *			via clock_set_next_event()
  * @hres_active:	State of high resolution mode
@@ -184,43 +181,43 @@ struct hrtimer_cpu_base {
 
 static inline void hrtimer_set_expires(struct hrtimer *timer, ktime_t time)
 {
-	timer->_expires = time;
+	timer->node.expires = time;
 	timer->_softexpires = time;
 }
 
 static inline void hrtimer_set_expires_range(struct hrtimer *timer, ktime_t time, ktime_t delta)
 {
 	timer->_softexpires = time;
-	timer->_expires = ktime_add_safe(time, delta);
+	timer->node.expires = ktime_add_safe(time, delta);
 }
 
 static inline void hrtimer_set_expires_range_ns(struct hrtimer *timer, ktime_t time, unsigned long delta)
 {
 	timer->_softexpires = time;
-	timer->_expires = ktime_add_safe(time, ns_to_ktime(delta));
+	timer->node.expires = ktime_add_safe(time, ns_to_ktime(delta));
 }
 
 static inline void hrtimer_set_expires_tv64(struct hrtimer *timer, s64 tv64)
 {
-	timer->_expires.tv64 = tv64;
+	timer->node.expires.tv64 = tv64;
 	timer->_softexpires.tv64 = tv64;
 }
 
 static inline void hrtimer_add_expires(struct hrtimer *timer, ktime_t time)
 {
-	timer->_expires = ktime_add_safe(timer->_expires, time);
+	timer->node.expires = ktime_add_safe(timer->node.expires, time);
 	timer->_softexpires = ktime_add_safe(timer->_softexpires, time);
 }
 
 static inline void hrtimer_add_expires_ns(struct hrtimer *timer, u64 ns)
 {
-	timer->_expires = ktime_add_ns(timer->_expires, ns);
+	timer->node.expires = ktime_add_ns(timer->node.expires, ns);
 	timer->_softexpires = ktime_add_ns(timer->_softexpires, ns);
 }
 
 static inline ktime_t hrtimer_get_expires(const struct hrtimer *timer)
 {
-	return timer->_expires;
+	return timer->node.expires;
 }
 
 static inline ktime_t hrtimer_get_softexpires(const struct hrtimer *timer)
@@ -230,7 +227,7 @@ static inline ktime_t hrtimer_get_softexpires(const struct hrtimer *timer)
 
 static inline s64 hrtimer_get_expires_tv64(const struct hrtimer *timer)
 {
-	return timer->_expires.tv64;
+	return timer->node.expires.tv64;
 }
 static inline s64 hrtimer_get_softexpires_tv64(const struct hrtimer *timer)
 {
@@ -239,12 +236,12 @@ static inline s64 hrtimer_get_softexpires_tv64(const struct hrtimer *timer)
 
 static inline s64 hrtimer_get_expires_ns(const struct hrtimer *timer)
 {
-	return ktime_to_ns(timer->_expires);
+	return ktime_to_ns(timer->node.expires);
 }
 
 static inline ktime_t hrtimer_expires_remaining(const struct hrtimer *timer)
 {
-    return ktime_sub(timer->_expires, timer->base->get_time());
+	return ktime_sub(timer->node.expires, timer->base->get_time());
 }
 
 #ifdef CONFIG_HIGH_RES_TIMERS

include/linux/hw_breakpoint.h

@@ -33,6 +33,8 @@ enum bp_type_idx {
 
 #ifdef CONFIG_HAVE_HW_BREAKPOINT
 
+extern int __init init_hw_breakpoint(void);
+
 static inline void hw_breakpoint_init(struct perf_event_attr *attr)
 {
 	memset(attr, 0, sizeof(*attr));
@@ -108,6 +110,8 @@ static inline struct arch_hw_breakpoint *counter_arch_bp(struct perf_event *bp)
 
 #else /* !CONFIG_HAVE_HW_BREAKPOINT */
 
+static inline int __init init_hw_breakpoint(void) { return 0; }
+
 static inline struct perf_event *
 register_user_hw_breakpoint(struct perf_event_attr *attr,
 			    perf_overflow_handler_t triggered,

include/linux/i2c-id.h

@@ -32,28 +32,6 @@
  */
 
 /* --- Bit algorithm adapters						*/
-#define I2C_HW_B_BT848		0x010005 /* BT848 video boards */
-#define I2C_HW_B_RIVA		0x010010 /* Riva based graphics cards */
-#define I2C_HW_B_ZR36067	0x010019 /* Zoran-36057/36067 based boards */
 #define I2C_HW_B_CX2388x	0x01001b /* connexant 2388x based tv cards */
-#define I2C_HW_B_EM28XX		0x01001f /* em28xx video capture cards */
-#define I2C_HW_B_CX2341X	0x010020 /* Conexant CX2341X MPEG encoder cards */
-#define I2C_HW_B_CX23885	0x010022 /* conexant 23885 based tv cards (bus1) */
-#define I2C_HW_B_AU0828		0x010023 /* auvitek au0828 usb bridge */
-#define I2C_HW_B_CX231XX	0x010024 /* Conexant CX231XX USB based cards */
-#define I2C_HW_B_HDPVR		0x010025 /* Hauppauge HD PVR */
-
-/* --- SGI adapters							*/
-#define I2C_HW_SGI_VINO		0x160000
-
-/* --- SMBus only adapters						*/
-#define I2C_HW_SMBUS_W9968CF	0x04000d
-#define I2C_HW_SMBUS_OV511	0x04000e /* OV511(+) USB 1.1 webcam ICs */
-#define I2C_HW_SMBUS_OV518	0x04000f /* OV518(+) USB 1.1 webcam ICs */
-#define I2C_HW_SMBUS_CAFE	0x040012 /* Marvell 88ALP01 "CAFE" cam  */
-
-/* --- Miscellaneous adapters */
-#define I2C_HW_SAA7146		0x060000 /* SAA7146 video decoder bus */
-#define I2C_HW_SAA7134		0x090000 /* SAA7134 video decoder bus */
 
 #endif /* LINUX_I2C_ID_H */

include/linux/i2c-omap.h

@@ -1,9 +1,14 @@
 #ifndef __I2C_OMAP_H__
 #define __I2C_OMAP_H__
 
+#include <linux/platform_device.h>
+
 struct omap_i2c_bus_platform_data {
 	u32		clkrate;
 	void		(*set_mpu_wkup_lat)(struct device *dev, long set);
+	int		(*device_enable) (struct platform_device *pdev);
+	int		(*device_shutdown) (struct platform_device *pdev);
+	int		(*device_idle) (struct platform_device *pdev);
 };
 
 #endif

include/linux/i2c.h

@@ -353,7 +353,7 @@ struct i2c_algorithm {
  */
 struct i2c_adapter {
 	struct module *owner;
-	unsigned int id;
+	unsigned int id __deprecated;
 	unsigned int class;		  /* classes to allow probing for */
 	const struct i2c_algorithm *algo; /* the algorithm to access the bus */
 	void *algo_data;

include/linux/i2c/adp5588.h

@@ -1,7 +1,7 @@
 /*
  * Analog Devices ADP5588 I/O Expander and QWERTY Keypad Controller
  *
- * Copyright 2009 Analog Devices Inc.
+ * Copyright 2009-2010 Analog Devices Inc.
  *
  * Licensed under the GPL-2 or later.
  */
@@ -77,13 +77,26 @@
  /* Configuration Register1 */
 #define ADP5588_AUTO_INC	(1 << 7)
 #define ADP5588_GPIEM_CFG	(1 << 6)
+#define ADP5588_OVR_FLOW_M	(1 << 5)
 #define ADP5588_INT_CFG		(1 << 4)
+#define ADP5588_OVR_FLOW_IEN	(1 << 3)
+#define ADP5588_K_LCK_IM	(1 << 2)
 #define ADP5588_GPI_IEN		(1 << 1)
+#define ADP5588_KE_IEN		(1 << 0)
 
 /* Interrupt Status Register */
+#define ADP5588_CMP2_INT	(1 << 5)
+#define ADP5588_CMP1_INT	(1 << 4)
+#define ADP5588_OVR_FLOW_INT	(1 << 3)
+#define ADP5588_K_LCK_INT	(1 << 2)
 #define ADP5588_GPI_INT		(1 << 1)
 #define ADP5588_KE_INT		(1 << 0)
 
+/* Key Lock and Event Counter Register */
+#define ADP5588_K_LCK_EN	(1 << 6)
+#define ADP5588_LCK21		0x30
+#define ADP5588_KEC		0xF
+
 #define ADP5588_MAXGPIO		18
 #define ADP5588_BANK(offs)	((offs) >> 3)
 #define ADP5588_BIT(offs)	(1u << ((offs) & 0x7))

include/linux/i2c/twl.h

@@ -593,6 +593,13 @@ enum twl4030_usb_mode {
 
 struct twl4030_usb_data {
 	enum twl4030_usb_mode	usb_mode;
+
+	int		(*phy_init)(struct device *dev);
+	int		(*phy_exit)(struct device *dev);
+	/* Power on/off the PHY */
+	int		(*phy_power)(struct device *dev, int iD, int on);
+	/* enable/disable  phy clocks */
+	int		(*phy_set_clock)(struct device *dev, int on);
 };
 
 struct twl4030_ins {

include/linux/ieee80211.h

@@ -122,6 +122,7 @@
 
 /* U-APSD queue for WMM IEs sent by AP */
 #define IEEE80211_WMM_IE_AP_QOSINFO_UAPSD	(1<<7)
+#define IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK	0x0f
 
 /* U-APSD queues for WMM IEs sent by STA */
 #define IEEE80211_WMM_IE_STA_QOSINFO_AC_VO	(1<<0)
@@ -535,7 +536,6 @@ struct ieee80211s_hdr {
 	__le32 seqnum;
 	u8 eaddr1[6];
 	u8 eaddr2[6];
-	u8 eaddr3[6];
 } __attribute__ ((packed));
 
 /* Mesh flags */
@@ -1223,6 +1223,9 @@ enum ieee80211_eid {
 	WLAN_EID_BSS_AC_ACCESS_DELAY = 68,
 	WLAN_EID_RRM_ENABLED_CAPABILITIES = 70,
 	WLAN_EID_MULTIPLE_BSSID = 71,
+	WLAN_EID_BSS_COEX_2040 = 72,
+	WLAN_EID_OVERLAP_BSS_SCAN_PARAM = 74,
+	WLAN_EID_EXT_CAPABILITY = 127,
 
 	WLAN_EID_MOBILITY_DOMAIN = 54,
 	WLAN_EID_FAST_BSS_TRANSITION = 55,
@@ -1287,6 +1290,31 @@ enum ieee80211_key_len {
 	WLAN_KEY_LEN_AES_CMAC = 16,
 };
 
+/**
+ * enum - mesh path selection protocol identifier
+ *
+ * @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
+ * @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
+ * be specified in a vendor specific information element
+ */
+enum {
+	IEEE80211_PATH_PROTOCOL_HWMP = 0,
+	IEEE80211_PATH_PROTOCOL_VENDOR = 255,
+};
+
+/**
+ * enum - mesh path selection metric identifier
+ *
+ * @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
+ * @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
+ * specified in a vendor specific information element
+ */
+enum {
+	IEEE80211_PATH_METRIC_AIRTIME = 0,
+	IEEE80211_PATH_METRIC_VENDOR = 255,
+};
+
+
 /*
  * IEEE 802.11-2007 7.3.2.9 Country information element
  *

include/linux/if_bridge.h

@@ -102,7 +102,9 @@ struct __fdb_entry {
 #include <linux/netdevice.h>
 
 extern void brioctl_set(int (*ioctl_hook)(struct net *, unsigned int, void __user *));
-extern int (*br_should_route_hook)(struct sk_buff *skb);
+
+typedef int (*br_should_route_hook_t)(struct sk_buff *skb);
+extern br_should_route_hook_t __rcu *br_should_route_hook;
 
 #endif
 

include/linux/if_ether.h

@@ -72,6 +72,7 @@
 #define ETH_P_MPLS_UC	0x8847		/* MPLS Unicast traffic		*/
 #define ETH_P_MPLS_MC	0x8848		/* MPLS Multicast traffic	*/
 #define ETH_P_ATMMPOA	0x884c		/* MultiProtocol Over ATM	*/
+#define ETH_P_LINK_CTL	0x886c		/* HPNA, wlan link local tunnel */
 #define ETH_P_ATMFATE	0x8884		/* Frame-based ATM Transport
 					 * over Ethernet
 					 */

include/linux/if_link.h

@@ -80,6 +80,24 @@ struct rtnl_link_ifmap {
 	__u8	port;
 };
 
+/*
+ * IFLA_AF_SPEC
+ *   Contains nested attributes for address family specific attributes.
+ *   Each address family may create a attribute with the address family
+ *   number as type and create its own attribute structure in it.
+ *
+ *   Example:
+ *   [IFLA_AF_SPEC] = {
+ *       [AF_INET] = {
+ *           [IFLA_INET_CONF] = ...,
+ *       },
+ *       [AF_INET6] = {
+ *           [IFLA_INET6_FLAGS] = ...,
+ *           [IFLA_INET6_CONF] = ...,
+ *       }
+ *   }
+ */
+
 enum {
 	IFLA_UNSPEC,
 	IFLA_ADDRESS,
@@ -116,6 +134,7 @@ enum {
 	IFLA_STATS64,
 	IFLA_VF_PORTS,
 	IFLA_PORT_SELF,
+	IFLA_AF_SPEC,
 	__IFLA_MAX
 };
 
@@ -128,6 +147,14 @@ enum {
 #define IFLA_PAYLOAD(n) NLMSG_PAYLOAD(n,sizeof(struct ifinfomsg))
 #endif
 
+enum {
+	IFLA_INET_UNSPEC,
+	IFLA_INET_CONF,
+	__IFLA_INET_MAX,
+};
+
+#define IFLA_INET_MAX (__IFLA_INET_MAX - 1)
+
 /* ifi_flags.
 
    IFF_* flags.
@@ -232,6 +259,7 @@ enum macvlan_mode {
 	MACVLAN_MODE_PRIVATE = 1, /* don't talk to other macvlans */
 	MACVLAN_MODE_VEPA    = 2, /* talk to other ports through ext bridge */
 	MACVLAN_MODE_BRIDGE  = 4, /* talk to bridge ports directly */
+	MACVLAN_MODE_PASSTHRU = 8,/* take over the underlying device */
 };
 
 /* SR-IOV virtual function management section */

include/linux/if_macvlan.h

@@ -25,19 +25,25 @@ struct macvlan_port;
 struct macvtap_queue;
 
 /**
- *	struct macvlan_rx_stats - MACVLAN percpu rx stats
+ *	struct macvlan_pcpu_stats - MACVLAN percpu stats
  *	@rx_packets: number of received packets
  *	@rx_bytes: number of received bytes
  *	@rx_multicast: number of received multicast packets
+ *	@tx_packets: number of transmitted packets
+ *	@tx_bytes: number of transmitted bytes
  *	@syncp: synchronization point for 64bit counters
- *	@rx_errors: number of errors
+ *	@rx_errors: number of rx errors
+ *	@tx_dropped: number of tx dropped packets
  */
-struct macvlan_rx_stats {
+struct macvlan_pcpu_stats {
 	u64			rx_packets;
 	u64			rx_bytes;
 	u64			rx_multicast;
+	u64			tx_packets;
+	u64			tx_bytes;
 	struct u64_stats_sync	syncp;
-	unsigned long		rx_errors;
+	u32			rx_errors;
+	u32			tx_dropped;
 };
 
 /*
@@ -52,7 +58,7 @@ struct macvlan_dev {
 	struct hlist_node	hlist;
 	struct macvlan_port	*port;
 	struct net_device	*lowerdev;
-	struct macvlan_rx_stats __percpu *rx_stats;
+	struct macvlan_pcpu_stats __percpu *pcpu_stats;
 	enum macvlan_mode	mode;
 	int (*receive)(struct sk_buff *skb);
 	int (*forward)(struct net_device *dev, struct sk_buff *skb);
@@ -64,18 +70,18 @@ static inline void macvlan_count_rx(const struct macvlan_dev *vlan,
 				    unsigned int len, bool success,
 				    bool multicast)
 {
-	struct macvlan_rx_stats *rx_stats;
-
-	rx_stats = this_cpu_ptr(vlan->rx_stats);
 	if (likely(success)) {
-		u64_stats_update_begin(&rx_stats->syncp);
-		rx_stats->rx_packets++;;
-		rx_stats->rx_bytes += len;
+		struct macvlan_pcpu_stats *pcpu_stats;
+
+		pcpu_stats = this_cpu_ptr(vlan->pcpu_stats);
+		u64_stats_update_begin(&pcpu_stats->syncp);
+		pcpu_stats->rx_packets++;
+		pcpu_stats->rx_bytes += len;
 		if (multicast)
-			rx_stats->rx_multicast++;
-		u64_stats_update_end(&rx_stats->syncp);
+			pcpu_stats->rx_multicast++;
+		u64_stats_update_end(&pcpu_stats->syncp);
 	} else {
-		rx_stats->rx_errors++;
+		this_cpu_inc(vlan->pcpu_stats->rx_errors);
 	}
 }
 

include/linux/if_vlan.h

@@ -339,6 +339,31 @@ static inline int vlan_get_tag(const struct sk_buff *skb, u16 *vlan_tci)
 	}
 }
 
+/**
+ * vlan_get_protocol - get protocol EtherType.
+ * @skb: skbuff to query
+ *
+ * Returns the EtherType of the packet, regardless of whether it is
+ * vlan encapsulated (normal or hardware accelerated) or not.
+ */
+static inline __be16 vlan_get_protocol(const struct sk_buff *skb)
+{
+	__be16 protocol = 0;
+
+	if (vlan_tx_tag_present(skb) ||
+	     skb->protocol != cpu_to_be16(ETH_P_8021Q))
+		protocol = skb->protocol;
+	else {
+		__be16 proto, *protop;
+		protop = skb_header_pointer(skb, offsetof(struct vlan_ethhdr,
+						h_vlan_encapsulated_proto),
+						sizeof(proto), &proto);
+		if (likely(protop))
+			protocol = *protop;
+	}
+
+	return protocol;
+}
 #endif /* __KERNEL__ */
 
 /* VLAN IOCTLs are found in sockios.h */

include/linux/igmp.h

@@ -85,9 +85,9 @@ struct igmpv3_query {
 #define IGMP_DVMRP			0x13	/* DVMRP routing */
 #define IGMP_PIM			0x14	/* PIM routing */
 #define IGMP_TRACE			0x15
-#define IGMPV2_HOST_MEMBERSHIP_REPORT	0x16	/* V2 version of 0x11 */
+#define IGMPV2_HOST_MEMBERSHIP_REPORT	0x16	/* V2 version of 0x12 */
 #define IGMP_HOST_LEAVE_MESSAGE 	0x17
-#define IGMPV3_HOST_MEMBERSHIP_REPORT	0x22	/* V3 version of 0x11 */
+#define IGMPV3_HOST_MEMBERSHIP_REPORT	0x22	/* V3 version of 0x12 */
 
 #define IGMP_MTRACE_RESP		0x1e
 #define IGMP_MTRACE			0x1f
@@ -167,10 +167,10 @@ struct ip_sf_socklist {
  */
 
 struct ip_mc_socklist {
-	struct ip_mc_socklist	*next;
+	struct ip_mc_socklist __rcu *next_rcu;
 	struct ip_mreqn		multi;
 	unsigned int		sfmode;		/* MCAST_{INCLUDE,EXCLUDE} */
-	struct ip_sf_socklist	*sflist;
+	struct ip_sf_socklist __rcu	*sflist;
 	struct rcu_head		rcu;
 };
 
@@ -186,11 +186,14 @@ struct ip_sf_list {
 struct ip_mc_list {
 	struct in_device	*interface;
 	__be32			multiaddr;
+	unsigned int		sfmode;
 	struct ip_sf_list	*sources;
 	struct ip_sf_list	*tomb;
-	unsigned int		sfmode;
 	unsigned long		sfcount[2];
-	struct ip_mc_list	*next;
+	union {
+		struct ip_mc_list *next;
+		struct ip_mc_list __rcu *next_rcu;
+	};
 	struct timer_list	timer;
 	int			users;
 	atomic_t		refcnt;
@@ -201,6 +204,7 @@ struct ip_mc_list {
 	char			loaded;
 	unsigned char		gsquery;	/* check source marks? */
 	unsigned char		crcount;
+	struct rcu_head		rcu;
 };
 
 /* V3 exponential field decoding */
@@ -234,7 +238,7 @@ extern void ip_mc_unmap(struct in_device *);
 extern void ip_mc_remap(struct in_device *);
 extern void ip_mc_dec_group(struct in_device *in_dev, __be32 addr);
 extern void ip_mc_inc_group(struct in_device *in_dev, __be32 addr);
-extern void ip_mc_rejoin_group(struct ip_mc_list *im);
+extern void ip_mc_rejoin_groups(struct in_device *in_dev);
 
 #endif
 #endif

include/linux/inetdevice.h

@@ -41,10 +41,12 @@ enum
 	__IPV4_DEVCONF_MAX
 };
 
+#define IPV4_DEVCONF_MAX (__IPV4_DEVCONF_MAX - 1)
+
 struct ipv4_devconf {
 	void	*sysctl;
-	int	data[__IPV4_DEVCONF_MAX - 1];
-	DECLARE_BITMAP(state, __IPV4_DEVCONF_MAX - 1);
+	int	data[IPV4_DEVCONF_MAX];
+	DECLARE_BITMAP(state, IPV4_DEVCONF_MAX);
 };
 
 struct in_device {
@@ -52,9 +54,8 @@ struct in_device {
 	atomic_t		refcnt;
 	int			dead;
 	struct in_ifaddr	*ifa_list;	/* IP ifaddr chain		*/
-	rwlock_t		mc_list_lock;
-	struct ip_mc_list	*mc_list;	/* IP multicast filter chain    */
-	int			mc_count;	          /* Number of installed mcasts	*/
+	struct ip_mc_list __rcu	*mc_list;	/* IP multicast filter chain    */
+	int			mc_count;	/* Number of installed mcasts	*/
 	spinlock_t		mc_tomb_lock;
 	struct ip_mc_list	*mc_tomb;
 	unsigned long		mr_v1_seen;
@@ -91,7 +92,7 @@ static inline void ipv4_devconf_set(struct in_device *in_dev, int index,
 
 static inline void ipv4_devconf_setall(struct in_device *in_dev)
 {
-	bitmap_fill(in_dev->cnf.state, __IPV4_DEVCONF_MAX - 1);
+	bitmap_fill(in_dev->cnf.state, IPV4_DEVCONF_MAX);
 }
 
 #define IN_DEV_CONF_GET(in_dev, attr) \
@@ -221,7 +222,7 @@ static inline struct in_device *in_dev_get(const struct net_device *dev)
 
 static inline struct in_device *__in_dev_get_rtnl(const struct net_device *dev)
 {
-	return rcu_dereference_check(dev->ip_ptr, lockdep_rtnl_is_held());
+	return rtnl_dereference(dev->ip_ptr);
 }
 
 extern void in_dev_finish_destroy(struct in_device *idev);

include/linux/init_task.h

@@ -12,6 +12,13 @@
 #include <linux/securebits.h>
 #include <net/net_namespace.h>
 
+#ifdef CONFIG_SMP
+# define INIT_PUSHABLE_TASKS(tsk)					\
+	.pushable_tasks = PLIST_NODE_INIT(tsk.pushable_tasks, MAX_PRIO),
+#else
+# define INIT_PUSHABLE_TASKS(tsk)
+#endif
+
 extern struct files_struct init_files;
 extern struct fs_struct init_fs;
 
@@ -83,6 +90,12 @@ extern struct group_info init_groups;
  */
 # define CAP_INIT_BSET  CAP_FULL_SET
 
+#ifdef CONFIG_RCU_BOOST
+#define INIT_TASK_RCU_BOOST()						\
+	.rcu_boost_mutex = NULL,
+#else
+#define INIT_TASK_RCU_BOOST()
+#endif
 #ifdef CONFIG_TREE_PREEMPT_RCU
 #define INIT_TASK_RCU_TREE_PREEMPT()					\
 	.rcu_blocked_node = NULL,
@@ -94,7 +107,8 @@ extern struct group_info init_groups;
 	.rcu_read_lock_nesting = 0,					\
 	.rcu_read_unlock_special = 0,					\
 	.rcu_node_entry = LIST_HEAD_INIT(tsk.rcu_node_entry),		\
-	INIT_TASK_RCU_TREE_PREEMPT()
+	INIT_TASK_RCU_TREE_PREEMPT()					\
+	INIT_TASK_RCU_BOOST()
 #else
 #define INIT_TASK_RCU_PREEMPT(tsk)
 #endif
@@ -137,7 +151,7 @@ extern struct cred init_cred;
 		.nr_cpus_allowed = NR_CPUS,				\
 	},								\
 	.tasks		= LIST_HEAD_INIT(tsk.tasks),			\
-	.pushable_tasks = PLIST_NODE_INIT(tsk.pushable_tasks, MAX_PRIO), \
+	INIT_PUSHABLE_TASKS(tsk)					\
 	.ptraced	= LIST_HEAD_INIT(tsk.ptraced),			\
 	.ptrace_entry	= LIST_HEAD_INIT(tsk.ptrace_entry),		\
 	.real_parent	= &tsk,						\

include/linux/input.h

@@ -47,6 +47,25 @@ struct input_id {
 	__u16 version;
 };
 
+/**
+ * struct input_absinfo - used by EVIOCGABS/EVIOCSABS ioctls
+ * @value: latest reported value for the axis.
+ * @minimum: specifies minimum value for the axis.
+ * @maximum: specifies maximum value for the axis.
+ * @fuzz: specifies fuzz value that is used to filter noise from
+ *	the event stream.
+ * @flat: values that are within this value will be discarded by
+ *	joydev interface and reported as 0 instead.
+ * @resolution: specifies resolution for the values reported for
+ *	the axis.
+ *
+ * Note that input core does not clamp reported values to the
+ * [minimum, maximum] limits, such task is left to userspace.
+ *
+ * Resolution for main axes (ABS_X, ABS_Y, ABS_Z) is reported in
+ * units per millimeter (units/mm), resolution for rotational axes
+ * (ABS_RX, ABS_RY, ABS_RZ) is reported in units per radian.
+ */
 struct input_absinfo {
 	__s32 value;
 	__s32 minimum;
@@ -85,12 +104,15 @@ struct input_keymap_entry {
 #define EVIOCGREP		_IOR('E', 0x03, unsigned int[2])	/* get repeat settings */
 #define EVIOCSREP		_IOW('E', 0x03, unsigned int[2])	/* set repeat settings */
 
-#define EVIOCGKEYCODE		_IOR('E', 0x04, struct input_keymap_entry)	/* get keycode */
-#define EVIOCSKEYCODE		_IOW('E', 0x04, struct input_keymap_entry)	/* set keycode */
+#define EVIOCGKEYCODE		_IOR('E', 0x04, unsigned int[2])        /* get keycode */
+#define EVIOCGKEYCODE_V2	_IOR('E', 0x04, struct input_keymap_entry)
+#define EVIOCSKEYCODE		_IOW('E', 0x04, unsigned int[2])        /* set keycode */
+#define EVIOCSKEYCODE_V2	_IOW('E', 0x04, struct input_keymap_entry)
 
 #define EVIOCGNAME(len)		_IOC(_IOC_READ, 'E', 0x06, len)		/* get device name */
 #define EVIOCGPHYS(len)		_IOC(_IOC_READ, 'E', 0x07, len)		/* get physical location */
 #define EVIOCGUNIQ(len)		_IOC(_IOC_READ, 'E', 0x08, len)		/* get unique identifier */
+#define EVIOCGPROP(len)		_IOC(_IOC_READ, 'E', 0x09, len)		/* get device properties */
 
 #define EVIOCGKEY(len)		_IOC(_IOC_READ, 'E', 0x18, len)		/* get global key state */
 #define EVIOCGLED(len)		_IOC(_IOC_READ, 'E', 0x19, len)		/* get all LEDs */
@@ -107,6 +129,18 @@ struct input_keymap_entry {
 
 #define EVIOCGRAB		_IOW('E', 0x90, int)			/* Grab/Release device */
 
+/*
+ * Device properties and quirks
+ */
+
+#define INPUT_PROP_POINTER		0x00	/* needs a pointer */
+#define INPUT_PROP_DIRECT		0x01	/* direct input devices */
+#define INPUT_PROP_BUTTONPAD		0x02	/* has button(s) under pad */
+#define INPUT_PROP_SEMI_MT		0x03	/* touch rectangle only */
+
+#define INPUT_PROP_MAX			0x1f
+#define INPUT_PROP_CNT			(INPUT_PROP_MAX + 1)
+
 /*
  * Event types
  */
@@ -569,6 +603,8 @@ struct input_keymap_entry {
 #define KEY_FRAMEFORWARD	0x1b5
 #define KEY_CONTEXT_MENU	0x1b6	/* GenDesc - system context menu */
 #define KEY_MEDIA_REPEAT	0x1b7	/* Consumer - transport control */
+#define KEY_10CHANNELSUP        0x1b8   /* 10 channels up (10+) */
+#define KEY_10CHANNELSDOWN      0x1b9   /* 10 channels down (10-) */
 
 #define KEY_DEL_EOL		0x1c0
 #define KEY_DEL_EOS		0x1c1
@@ -624,6 +660,10 @@ struct input_keymap_entry {
 #define KEY_CAMERA_FOCUS	0x210
 #define KEY_WPS_BUTTON		0x211	/* WiFi Protected Setup key */
 
+#define KEY_TOUCHPAD_TOGGLE	0x212	/* Request switch touchpad on or off */
+#define KEY_TOUCHPAD_ON		0x213
+#define KEY_TOUCHPAD_OFF	0x214
+
 #define BTN_TRIGGER_HAPPY		0x2c0
 #define BTN_TRIGGER_HAPPY1		0x2c0
 #define BTN_TRIGGER_HAPPY2		0x2c1
@@ -733,11 +773,12 @@ struct input_keymap_entry {
 #define ABS_MT_BLOB_ID		0x38	/* Group a set of packets as a blob */
 #define ABS_MT_TRACKING_ID	0x39	/* Unique ID of initiated contact */
 #define ABS_MT_PRESSURE		0x3a	/* Pressure on contact area */
+#define ABS_MT_DISTANCE		0x3b	/* Contact hover distance */
 
 #ifdef __KERNEL__
 /* Implementation details, userspace should not care about these */
 #define ABS_MT_FIRST		ABS_MT_TOUCH_MAJOR
-#define ABS_MT_LAST		ABS_MT_PRESSURE
+#define ABS_MT_LAST		ABS_MT_DISTANCE
 #endif
 
 #define ABS_MAX			0x3f
@@ -848,6 +889,7 @@ struct input_keymap_entry {
  */
 #define MT_TOOL_FINGER		0
 #define MT_TOOL_PEN		1
+#define MT_TOOL_MAX		1
 
 /*
  * Values describing the status of a force-feedback effect
@@ -1082,20 +1124,13 @@ struct ff_effect {
 #include <linux/timer.h>
 #include <linux/mod_devicetable.h>
 
-/**
- * struct input_mt_slot - represents the state of an input MT slot
- * @abs: holds current values of ABS_MT axes for this slot
- */
-struct input_mt_slot {
-	int abs[ABS_MT_LAST - ABS_MT_FIRST + 1];
-};
-
 /**
  * struct input_dev - represents an input device
  * @name: name of the device
  * @phys: physical path to the device in the system hierarchy
  * @uniq: unique identification code for the device (if device has it)
  * @id: id of the device (struct input_id)
+ * @propbit: bitmap of device properties and quirks
  * @evbit: bitmap of types of events supported by the device (EV_KEY,
  *	EV_REL, etc.)
  * @keybit: bitmap of keys/buttons this device has
@@ -1130,7 +1165,8 @@ struct input_mt_slot {
  *	of tracked contacts
  * @mtsize: number of MT slots the device uses
  * @slot: MT slot currently being transmitted
- * @absinfo: array of &struct absinfo elements holding information
+ * @trkid: stores MT tracking ID for the current contact
+ * @absinfo: array of &struct input_absinfo elements holding information
  *	about absolute axes (current value, min, max, flat, fuzz,
  *	resolution)
  * @key: reflects current state of device's keys/buttons
@@ -1178,6 +1214,8 @@ struct input_dev {
 	const char *uniq;
 	struct input_id id;
 
+	unsigned long propbit[BITS_TO_LONGS(INPUT_PROP_CNT)];
+
 	unsigned long evbit[BITS_TO_LONGS(EV_CNT)];
 	unsigned long keybit[BITS_TO_LONGS(KEY_CNT)];
 	unsigned long relbit[BITS_TO_LONGS(REL_CNT)];
@@ -1214,6 +1252,7 @@ struct input_dev {
 	struct input_mt_slot *mt;
 	int mtsize;
 	int slot;
+	int trkid;
 
 	struct input_absinfo *absinfo;
 
@@ -1406,6 +1445,8 @@ static inline void input_set_drvdata(struct input_dev *dev, void *data)
 int __must_check input_register_device(struct input_dev *);
 void input_unregister_device(struct input_dev *);
 
+void input_reset_device(struct input_dev *);
+
 int __must_check input_register_handler(struct input_handler *);
 void input_unregister_handler(struct input_handler *);
 
@@ -1421,7 +1462,7 @@ void input_release_device(struct input_handle *);
 int input_open_device(struct input_handle *);
 void input_close_device(struct input_handle *);
 
-int input_flush_device(struct input_handle* handle, struct file* file);
+int input_flush_device(struct input_handle *handle, struct file *file);
 
 void input_event(struct input_dev *dev, unsigned int type, unsigned int code, int value);
 void input_inject_event(struct input_handle *handle, unsigned int type, unsigned int code, int value);
@@ -1461,11 +1502,6 @@ static inline void input_mt_sync(struct input_dev *dev)
 	input_event(dev, EV_SYN, SYN_MT_REPORT, 0);
 }
 
-static inline void input_mt_slot(struct input_dev *dev, int slot)
-{
-	input_event(dev, EV_ABS, ABS_MT_SLOT, slot);
-}
-
 void input_set_capability(struct input_dev *dev, unsigned int type, unsigned int code);
 
 /**
@@ -1578,8 +1614,5 @@ int input_ff_erase(struct input_dev *dev, int effect_id, struct file *file);
 int input_ff_create_memless(struct input_dev *dev, void *data,
 		int (*play_effect)(struct input_dev *, void *, struct ff_effect *));
 
-int input_mt_create_slots(struct input_dev *dev, unsigned int num_slots);
-void input_mt_destroy_slots(struct input_dev *dev);
-
 #endif
 #endif

include/linux/input/cma3000.h

@@ -0,0 +1,59 @@
+/*
+ * VTI CMA3000_Dxx Accelerometer driver
+ *
+ * Copyright (C) 2010 Texas Instruments
+ * Author: Hemanth V <hemanthv@ti.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef _LINUX_CMA3000_H
+#define _LINUX_CMA3000_H
+
+#define CMAMODE_DEFAULT    0
+#define CMAMODE_MEAS100    1
+#define CMAMODE_MEAS400    2
+#define CMAMODE_MEAS40     3
+#define CMAMODE_MOTDET     4
+#define CMAMODE_FF100      5
+#define CMAMODE_FF400      6
+#define CMAMODE_POFF       7
+
+#define CMARANGE_2G   2000
+#define CMARANGE_8G   8000
+
+/**
+ * struct cma3000_i2c_platform_data - CMA3000 Platform data
+ * @fuzz_x: Noise on X Axis
+ * @fuzz_y: Noise on Y Axis
+ * @fuzz_z: Noise on Z Axis
+ * @g_range: G range in milli g i.e 2000 or 8000
+ * @mode: Operating mode
+ * @mdthr: Motion detect threshold value
+ * @mdfftmr: Motion detect and free fall time value
+ * @ffthr: Free fall threshold value
+ */
+
+struct cma3000_platform_data {
+	int fuzz_x;
+	int fuzz_y;
+	int fuzz_z;
+	int g_range;
+	uint8_t mode;
+	uint8_t mdthr;
+	uint8_t mdfftmr;
+	uint8_t ffthr;
+	unsigned long irqflags;
+};
+
+#endif

include/linux/input/matrix_keypad.h

@@ -9,7 +9,7 @@
 
 #define KEY(row, col, val)	((((row) & (MATRIX_MAX_ROWS - 1)) << 24) |\
 				 (((col) & (MATRIX_MAX_COLS - 1)) << 16) |\
-				 (val & 0xffff))
+				 ((val) & 0xffff))
 
 #define KEY_ROW(k)		(((k) >> 24) & 0xff)
 #define KEY_COL(k)		(((k) >> 16) & 0xff)

include/linux/input/mt.h

@@ -0,0 +1,57 @@
+#ifndef _INPUT_MT_H
+#define _INPUT_MT_H
+
+/*
+ * Input Multitouch Library
+ *
+ * Copyright (c) 2010 Henrik Rydberg
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ */
+
+#include <linux/input.h>
+
+#define TRKID_MAX	0xffff
+
+/**
+ * struct input_mt_slot - represents the state of an input MT slot
+ * @abs: holds current values of ABS_MT axes for this slot
+ */
+struct input_mt_slot {
+	int abs[ABS_MT_LAST - ABS_MT_FIRST + 1];
+};
+
+static inline void input_mt_set_value(struct input_mt_slot *slot,
+				      unsigned code, int value)
+{
+	slot->abs[code - ABS_MT_FIRST] = value;
+}
+
+static inline int input_mt_get_value(const struct input_mt_slot *slot,
+				     unsigned code)
+{
+	return slot->abs[code - ABS_MT_FIRST];
+}
+
+int input_mt_init_slots(struct input_dev *dev, unsigned int num_slots);
+void input_mt_destroy_slots(struct input_dev *dev);
+
+static inline int input_mt_new_trkid(struct input_dev *dev)
+{
+	return dev->trkid++ & TRKID_MAX;
+}
+
+static inline void input_mt_slot(struct input_dev *dev, int slot)
+{
+	input_event(dev, EV_ABS, ABS_MT_SLOT, slot);
+}
+
+void input_mt_report_slot_state(struct input_dev *dev,
+				unsigned int tool_type, bool active);
+
+void input_mt_report_finger_count(struct input_dev *dev, int count);
+void input_mt_report_pointer_emulation(struct input_dev *dev, bool use_count);
+
+#endif

include/linux/interrupt.h

@@ -114,15 +114,15 @@ typedef irqreturn_t (*irq_handler_t)(int, void *);
 struct irqaction {
 	irq_handler_t handler;
 	unsigned long flags;
-	const char *name;
 	void *dev_id;
 	struct irqaction *next;
 	int irq;
-	struct proc_dir_entry *dir;
 	irq_handler_t thread_fn;
 	struct task_struct *thread;
 	unsigned long thread_flags;
-};
+	const char *name;
+	struct proc_dir_entry *dir;
+} ____cacheline_internodealigned_in_smp;
 
 extern irqreturn_t no_action(int cpl, void *dev_id);
 

include/linux/iocontext.h

@@ -76,7 +76,6 @@ int put_io_context(struct io_context *ioc);
 void exit_io_context(struct task_struct *task);
 struct io_context *get_io_context(gfp_t gfp_flags, int node);
 struct io_context *alloc_io_context(gfp_t gfp_flags, int node);
-void copy_io_context(struct io_context **pdst, struct io_context **psrc);
 #else
 static inline void exit_io_context(struct task_struct *task)
 {

include/linux/ioport.h

@@ -112,7 +112,6 @@ struct resource_list {
 /* PC/ISA/whatever - the normal PC address spaces: IO and memory */
 extern struct resource ioport_resource;
 extern struct resource iomem_resource;
-extern int resource_alloc_from_bottom;
 
 extern struct resource *request_resource_conflict(struct resource *root, struct resource *new);
 extern int request_resource(struct resource *root, struct resource *new);
@@ -124,6 +123,7 @@ extern void reserve_region_with_split(struct resource *root,
 extern struct resource *insert_resource_conflict(struct resource *parent, struct resource *new);
 extern int insert_resource(struct resource *parent, struct resource *new);
 extern void insert_resource_expand_to_fit(struct resource *root, struct resource *new);
+extern void arch_remove_reservations(struct resource *avail);
 extern int allocate_resource(struct resource *root, struct resource *new,
 			     resource_size_t size, resource_size_t min,
 			     resource_size_t max, resource_size_t align,

include/linux/ipv6.h

@@ -364,7 +364,7 @@ struct ipv6_pinfo {
 
 	__u32			dst_cookie;
 
-	struct ipv6_mc_socklist	*ipv6_mc_list;
+	struct ipv6_mc_socklist	__rcu *ipv6_mc_list;
 	struct ipv6_ac_socklist	*ipv6_ac_list;
 	struct ipv6_fl_socklist *ipv6_fl_list;
 

include/linux/jhash.h

@@ -3,129 +3,156 @@
 
 /* jhash.h: Jenkins hash support.
  *
- * Copyright (C) 1996 Bob Jenkins (bob_jenkins@burtleburtle.net)
+ * Copyright (C) 2006. Bob Jenkins (bob_jenkins@burtleburtle.net)
  *
  * http://burtleburtle.net/bob/hash/
  *
  * These are the credits from Bob's sources:
  *
- * lookup2.c, by Bob Jenkins, December 1996, Public Domain.
- * hash(), hash2(), hash3, and mix() are externally useful functions.
- * Routines to test the hash are included if SELF_TEST is defined.
- * You can use this free for any purpose.  It has no warranty.
+ * lookup3.c, by Bob Jenkins, May 2006, Public Domain.
  *
- * Copyright (C) 2003 David S. Miller (davem@redhat.com)
+ * These are functions for producing 32-bit hashes for hash table lookup.
+ * hashword(), hashlittle(), hashlittle2(), hashbig(), mix(), and final()
+ * are externally useful functions.  Routines to test the hash are included
+ * if SELF_TEST is defined.  You can use this free for any purpose.  It's in
+ * the public domain.  It has no warranty.
+ *
+ * Copyright (C) 2009-2010 Jozsef Kadlecsik (kadlec@blackhole.kfki.hu)
  *
  * I've modified Bob's hash to be useful in the Linux kernel, and
- * any bugs present are surely my fault.  -DaveM
+ * any bugs present are my fault.
+ * Jozsef
  */
+#include <linux/bitops.h>
+#include <linux/unaligned/packed_struct.h>
 
-/* NOTE: Arguments are modified. */
-#define __jhash_mix(a, b, c) \
-{ \
-  a -= b; a -= c; a ^= (c>>13); \
-  b -= c; b -= a; b ^= (a<<8); \
-  c -= a; c -= b; c ^= (b>>13); \
-  a -= b; a -= c; a ^= (c>>12);  \
-  b -= c; b -= a; b ^= (a<<16); \
-  c -= a; c -= b; c ^= (b>>5); \
-  a -= b; a -= c; a ^= (c>>3);  \
-  b -= c; b -= a; b ^= (a<<10); \
-  c -= a; c -= b; c ^= (b>>15); \
+/* Best hash sizes are of power of two */
+#define jhash_size(n)   ((u32)1<<(n))
+/* Mask the hash value, i.e (value & jhash_mask(n)) instead of (value % n) */
+#define jhash_mask(n)   (jhash_size(n)-1)
+
+/* __jhash_mix -- mix 3 32-bit values reversibly. */
+#define __jhash_mix(a, b, c)			\
+{						\
+	a -= c;  a ^= rol32(c, 4);  c += b;	\
+	b -= a;  b ^= rol32(a, 6);  a += c;	\
+	c -= b;  c ^= rol32(b, 8);  b += a;	\
+	a -= c;  a ^= rol32(c, 16); c += b;	\
+	b -= a;  b ^= rol32(a, 19); a += c;	\
+	c -= b;  c ^= rol32(b, 4);  b += a;	\
 }
 
-/* The golden ration: an arbitrary value */
-#define JHASH_GOLDEN_RATIO	0x9e3779b9
+/* __jhash_final - final mixing of 3 32-bit values (a,b,c) into c */
+#define __jhash_final(a, b, c)			\
+{						\
+	c ^= b; c -= rol32(b, 14);		\
+	a ^= c; a -= rol32(c, 11);		\
+	b ^= a; b -= rol32(a, 25);		\
+	c ^= b; c -= rol32(b, 16);		\
+	a ^= c; a -= rol32(c, 4);		\
+	b ^= a; b -= rol32(a, 14);		\
+	c ^= b; c -= rol32(b, 24);		\
+}
 
-/* The most generic version, hashes an arbitrary sequence
- * of bytes.  No alignment or length assumptions are made about
- * the input key.
+/* An arbitrary initial parameter */
+#define JHASH_INITVAL		0xdeadbeef
+
+/* jhash - hash an arbitrary key
+ * @k: sequence of bytes as key
+ * @length: the length of the key
+ * @initval: the previous hash, or an arbitray value
+ *
+ * The generic version, hashes an arbitrary sequence of bytes.
+ * No alignment or length assumptions are made about the input key.
+ *
+ * Returns the hash value of the key. The result depends on endianness.
  */
 static inline u32 jhash(const void *key, u32 length, u32 initval)
 {
-	u32 a, b, c, len;
+	u32 a, b, c;
 	const u8 *k = key;
 
-	len = length;
-	a = b = JHASH_GOLDEN_RATIO;
-	c = initval;
-
-	while (len >= 12) {
-		a += (k[0] +((u32)k[1]<<8) +((u32)k[2]<<16) +((u32)k[3]<<24));
-		b += (k[4] +((u32)k[5]<<8) +((u32)k[6]<<16) +((u32)k[7]<<24));
-		c += (k[8] +((u32)k[9]<<8) +((u32)k[10]<<16)+((u32)k[11]<<24));
-
-		__jhash_mix(a,b,c);
+	/* Set up the internal state */
+	a = b = c = JHASH_INITVAL + length + initval;
 
+	/* All but the last block: affect some 32 bits of (a,b,c) */
+	while (length > 12) {
+		a += __get_unaligned_cpu32(k);
+		b += __get_unaligned_cpu32(k + 4);
+		c += __get_unaligned_cpu32(k + 8);
+		__jhash_mix(a, b, c);
+		length -= 12;
 		k += 12;
-		len -= 12;
 	}
-
-	c += length;
-	switch (len) {
-	case 11: c += ((u32)k[10]<<24);
-	case 10: c += ((u32)k[9]<<16);
-	case 9 : c += ((u32)k[8]<<8);
-	case 8 : b += ((u32)k[7]<<24);
-	case 7 : b += ((u32)k[6]<<16);
-	case 6 : b += ((u32)k[5]<<8);
-	case 5 : b += k[4];
-	case 4 : a += ((u32)k[3]<<24);
-	case 3 : a += ((u32)k[2]<<16);
-	case 2 : a += ((u32)k[1]<<8);
-	case 1 : a += k[0];
-	};
-
-	__jhash_mix(a,b,c);
+	/* Last block: affect all 32 bits of (c) */
+	/* All the case statements fall through */
+	switch (length) {
+	case 12: c += (u32)k[11]<<24;
+	case 11: c += (u32)k[10]<<16;
+	case 10: c += (u32)k[9]<<8;
+	case 9:  c += k[8];
+	case 8:  b += (u32)k[7]<<24;
+	case 7:  b += (u32)k[6]<<16;
+	case 6:  b += (u32)k[5]<<8;
+	case 5:  b += k[4];
+	case 4:  a += (u32)k[3]<<24;
+	case 3:  a += (u32)k[2]<<16;
+	case 2:  a += (u32)k[1]<<8;
+	case 1:  a += k[0];
+		 __jhash_final(a, b, c);
+	case 0: /* Nothing left to add */
+		break;
+	}
 
 	return c;
 }
 
-/* A special optimized version that handles 1 or more of u32s.
- * The length parameter here is the number of u32s in the key.
+/* jhash2 - hash an array of u32's
+ * @k: the key which must be an array of u32's
+ * @length: the number of u32's in the key
+ * @initval: the previous hash, or an arbitray value
+ *
+ * Returns the hash value of the key.
  */
 static inline u32 jhash2(const u32 *k, u32 length, u32 initval)
 {
-	u32 a, b, c, len;
+	u32 a, b, c;
 
-	a = b = JHASH_GOLDEN_RATIO;
-	c = initval;
-	len = length;
+	/* Set up the internal state */
+	a = b = c = JHASH_INITVAL + (length<<2) + initval;
 
-	while (len >= 3) {
+	/* Handle most of the key */
+	while (length > 3) {
 		a += k[0];
 		b += k[1];
 		c += k[2];
 		__jhash_mix(a, b, c);
-		k += 3; len -= 3;
+		length -= 3;
+		k += 3;
 	}
 
-	c += length * 4;
-
-	switch (len) {
-	case 2 : b += k[1];
-	case 1 : a += k[0];
-	};
-
-	__jhash_mix(a,b,c);
+	/* Handle the last 3 u32's: all the case statements fall through */
+	switch (length) {
+	case 3: c += k[2];
+	case 2: b += k[1];
+	case 1: a += k[0];
+		__jhash_final(a, b, c);
+	case 0:	/* Nothing left to add */
+		break;
+	}
 
 	return c;
 }
 
 
-/* A special ultra-optimized versions that knows they are hashing exactly
- * 3, 2 or 1 word(s).
- *
- * NOTE: In particular the "c += length; __jhash_mix(a,b,c);" normally
- *       done at the end is not done here.
- */
+/* jhash_3words - hash exactly 3, 2 or 1 word(s) */
 static inline u32 jhash_3words(u32 a, u32 b, u32 c, u32 initval)
 {
-	a += JHASH_GOLDEN_RATIO;
-	b += JHASH_GOLDEN_RATIO;
+	a += JHASH_INITVAL;
+	b += JHASH_INITVAL;
 	c += initval;
 
-	__jhash_mix(a, b, c);
+	__jhash_final(a, b, c);
 
 	return c;
 }

include/linux/kernel.h

@@ -17,13 +17,11 @@
 #include <linux/bitops.h>
 #include <linux/log2.h>
 #include <linux/typecheck.h>
+#include <linux/printk.h>
 #include <linux/dynamic_debug.h>
 #include <asm/byteorder.h>
 #include <asm/bug.h>
 
-extern const char linux_banner[];
-extern const char linux_proc_banner[];
-
 #define USHRT_MAX	((u16)(~0U))
 #define SHRT_MAX	((s16)(USHRT_MAX>>1))
 #define SHRT_MIN	((s16)(-SHRT_MAX - 1))
@@ -60,7 +58,7 @@ extern const char linux_proc_banner[];
 #define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d))
 #define roundup(x, y) (					\
 {							\
-	typeof(y) __y = y;				\
+	const typeof(y) __y = y;			\
 	(((x) + (__y - 1)) / __y) * __y;		\
 }							\
 )
@@ -110,31 +108,6 @@ extern const char linux_proc_banner[];
  */
 #define lower_32_bits(n) ((u32)(n))
 
-#define	KERN_EMERG	"<0>"	/* system is unusable			*/
-#define	KERN_ALERT	"<1>"	/* action must be taken immediately	*/
-#define	KERN_CRIT	"<2>"	/* critical conditions			*/
-#define	KERN_ERR	"<3>"	/* error conditions			*/
-#define	KERN_WARNING	"<4>"	/* warning conditions			*/
-#define	KERN_NOTICE	"<5>"	/* normal but significant condition	*/
-#define	KERN_INFO	"<6>"	/* informational			*/
-#define	KERN_DEBUG	"<7>"	/* debug-level messages			*/
-
-/* Use the default kernel loglevel */
-#define KERN_DEFAULT	"<d>"
-/*
- * Annotation for a "continued" line of log printout (only done after a
- * line that had no enclosing \n). Only to be used by core/arch code
- * during early bootup (a continued line is not SMP-safe otherwise).
- */
-#define	KERN_CONT	"<c>"
-
-extern int console_printk[];
-
-#define console_loglevel (console_printk[0])
-#define default_message_loglevel (console_printk[1])
-#define minimum_console_loglevel (console_printk[2])
-#define default_console_loglevel (console_printk[3])
-
 struct completion;
 struct pt_regs;
 struct user;
@@ -187,11 +160,6 @@ static inline void might_fault(void)
 }
 #endif
 
-struct va_format {
-	const char *fmt;
-	va_list *va;
-};
-
 extern struct atomic_notifier_head panic_notifier_list;
 extern long (*panic_blink)(int state);
 NORET_TYPE void panic(const char * fmt, ...)
@@ -245,114 +213,8 @@ extern int func_ptr_is_kernel_text(void *ptr);
 struct pid;
 extern struct pid *session_of_pgrp(struct pid *pgrp);
 
-/*
- * FW_BUG
- * Add this to a message where you are sure the firmware is buggy or behaves
- * really stupid or out of spec. Be aware that the responsible BIOS developer
- * should be able to fix this issue or at least get a concrete idea of the
- * problem by reading your message without the need of looking at the kernel
- * code.
- * 
- * Use it for definite and high priority BIOS bugs.
- *
- * FW_WARN
- * Use it for not that clear (e.g. could the kernel messed up things already?)
- * and medium priority BIOS bugs.
- *
- * FW_INFO
- * Use this one if you want to tell the user or vendor about something
- * suspicious, but generally harmless related to the firmware.
- *
- * Use it for information or very low priority BIOS bugs.
- */
-#define FW_BUG		"[Firmware Bug]: "
-#define FW_WARN		"[Firmware Warn]: "
-#define FW_INFO		"[Firmware Info]: "
-
-/*
- * HW_ERR
- * Add this to a message for hardware errors, so that user can report
- * it to hardware vendor instead of LKML or software vendor.
- */
-#define HW_ERR		"[Hardware Error]: "
-
-#ifdef CONFIG_PRINTK
-asmlinkage int vprintk(const char *fmt, va_list args)
-	__attribute__ ((format (printf, 1, 0)));
-asmlinkage int printk(const char * fmt, ...)
-	__attribute__ ((format (printf, 1, 2))) __cold;
-
-/*
- * Please don't use printk_ratelimit(), because it shares ratelimiting state
- * with all other unrelated printk_ratelimit() callsites.  Instead use
- * printk_ratelimited() or plain old __ratelimit().
- */
-extern int __printk_ratelimit(const char *func);
-#define printk_ratelimit() __printk_ratelimit(__func__)
-extern bool printk_timed_ratelimit(unsigned long *caller_jiffies,
-				   unsigned int interval_msec);
-
-extern int printk_delay_msec;
-
-/*
- * Print a one-time message (analogous to WARN_ONCE() et al):
- */
-#define printk_once(x...) ({			\
-	static bool __print_once;		\
-						\
-	if (!__print_once) {			\
-		__print_once = true;		\
-		printk(x);			\
-	}					\
-})
-
-void log_buf_kexec_setup(void);
-#else
-static inline int vprintk(const char *s, va_list args)
-	__attribute__ ((format (printf, 1, 0)));
-static inline int vprintk(const char *s, va_list args) { return 0; }
-static inline int printk(const char *s, ...)
-	__attribute__ ((format (printf, 1, 2)));
-static inline int __cold printk(const char *s, ...) { return 0; }
-static inline int printk_ratelimit(void) { return 0; }
-static inline bool printk_timed_ratelimit(unsigned long *caller_jiffies, \
-					  unsigned int interval_msec)	\
-		{ return false; }
-
-/* No effect, but we still get type checking even in the !PRINTK case: */
-#define printk_once(x...) printk(x)
-
-static inline void log_buf_kexec_setup(void)
-{
-}
-#endif
-
-/*
- * Dummy printk for disabled debugging statements to use whilst maintaining
- * gcc's format and side-effect checking.
- */
-static inline __attribute__ ((format (printf, 1, 2)))
-int no_printk(const char *s, ...) { return 0; }
-
-extern int printk_needs_cpu(int cpu);
-extern void printk_tick(void);
-
-extern void asmlinkage __attribute__((format(printf, 1, 2)))
-	early_printk(const char *fmt, ...);
-
 unsigned long int_sqrt(unsigned long);
 
-static inline void console_silent(void)
-{
-	console_loglevel = 0;
-}
-
-static inline void console_verbose(void)
-{
-	if (console_loglevel)
-		console_loglevel = 15;
-}
-
 extern void bust_spinlocks(int yes);
 extern void wake_up_klogd(void);
 extern int oops_in_progress;		/* If set, an oops, panic(), BUG() or die() is in progress */
@@ -389,22 +251,6 @@ extern enum system_states {
 #define TAINT_CRAP			10
 #define TAINT_FIRMWARE_WORKAROUND	11
 
-extern void dump_stack(void) __cold;
-
-enum {
-	DUMP_PREFIX_NONE,
-	DUMP_PREFIX_ADDRESS,
-	DUMP_PREFIX_OFFSET
-};
-extern void hex_dump_to_buffer(const void *buf, size_t len,
-				int rowsize, int groupsize,
-				char *linebuf, size_t linebuflen, bool ascii);
-extern void print_hex_dump(const char *level, const char *prefix_str,
-				int prefix_type, int rowsize, int groupsize,
-				const void *buf, size_t len, bool ascii);
-extern void print_hex_dump_bytes(const char *prefix_str, int prefix_type,
-			const void *buf, size_t len);
-
 extern const char hex_asc[];
 #define hex_asc_lo(x)	hex_asc[((x) & 0x0f)]
 #define hex_asc_hi(x)	hex_asc[((x) & 0xf0) >> 4]
@@ -418,94 +264,6 @@ static inline char *pack_hex_byte(char *buf, u8 byte)
 
 extern int hex_to_bin(char ch);
 
-#ifndef pr_fmt
-#define pr_fmt(fmt) fmt
-#endif
-
-#define pr_emerg(fmt, ...) \
-        printk(KERN_EMERG pr_fmt(fmt), ##__VA_ARGS__)
-#define pr_alert(fmt, ...) \
-        printk(KERN_ALERT pr_fmt(fmt), ##__VA_ARGS__)
-#define pr_crit(fmt, ...) \
-        printk(KERN_CRIT pr_fmt(fmt), ##__VA_ARGS__)
-#define pr_err(fmt, ...) \
-        printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
-#define pr_warning(fmt, ...) \
-        printk(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__)
-#define pr_warn pr_warning
-#define pr_notice(fmt, ...) \
-        printk(KERN_NOTICE pr_fmt(fmt), ##__VA_ARGS__)
-#define pr_info(fmt, ...) \
-        printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__)
-#define pr_cont(fmt, ...) \
-	printk(KERN_CONT fmt, ##__VA_ARGS__)
-
-/* pr_devel() should produce zero code unless DEBUG is defined */
-#ifdef DEBUG
-#define pr_devel(fmt, ...) \
-	printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
-#else
-#define pr_devel(fmt, ...) \
-	({ if (0) printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__); 0; })
-#endif
-
-/* If you are writing a driver, please use dev_dbg instead */
-#if defined(DEBUG)
-#define pr_debug(fmt, ...) \
-	printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
-#elif defined(CONFIG_DYNAMIC_DEBUG)
-/* dynamic_pr_debug() uses pr_fmt() internally so we don't need it here */
-#define pr_debug(fmt, ...) \
-	dynamic_pr_debug(fmt, ##__VA_ARGS__)
-#else
-#define pr_debug(fmt, ...) \
-	({ if (0) printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__); 0; })
-#endif
-
-/*
- * ratelimited messages with local ratelimit_state,
- * no local ratelimit_state used in the !PRINTK case
- */
-#ifdef CONFIG_PRINTK
-#define printk_ratelimited(fmt, ...)  ({				\
-	static DEFINE_RATELIMIT_STATE(_rs,				\
-				      DEFAULT_RATELIMIT_INTERVAL,	\
-				      DEFAULT_RATELIMIT_BURST);		\
-									\
-	if (__ratelimit(&_rs))						\
-		printk(fmt, ##__VA_ARGS__);				\
-})
-#else
-/* No effect, but we still get type checking even in the !PRINTK case: */
-#define printk_ratelimited printk
-#endif
-
-#define pr_emerg_ratelimited(fmt, ...) \
-	printk_ratelimited(KERN_EMERG pr_fmt(fmt), ##__VA_ARGS__)
-#define pr_alert_ratelimited(fmt, ...) \
-	printk_ratelimited(KERN_ALERT pr_fmt(fmt), ##__VA_ARGS__)
-#define pr_crit_ratelimited(fmt, ...) \
-	printk_ratelimited(KERN_CRIT pr_fmt(fmt), ##__VA_ARGS__)
-#define pr_err_ratelimited(fmt, ...) \
-	printk_ratelimited(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
-#define pr_warning_ratelimited(fmt, ...) \
-	printk_ratelimited(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__)
-#define pr_warn_ratelimited pr_warning_ratelimited
-#define pr_notice_ratelimited(fmt, ...) \
-	printk_ratelimited(KERN_NOTICE pr_fmt(fmt), ##__VA_ARGS__)
-#define pr_info_ratelimited(fmt, ...) \
-	printk_ratelimited(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__)
-/* no pr_cont_ratelimited, don't do that... */
-/* If you are writing a driver, please use dev_dbg instead */
-#if defined(DEBUG)
-#define pr_debug_ratelimited(fmt, ...) \
-	printk_ratelimited(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
-#else
-#define pr_debug_ratelimited(fmt, ...) \
-	({ if (0) printk_ratelimited(KERN_DEBUG pr_fmt(fmt), \
-				     ##__VA_ARGS__); 0; })
-#endif
-
 /*
  * General tracing related utility functions - trace_printk(),
  * tracing_on/tracing_off and tracing_start()/tracing_stop

include/linux/kernel_stat.h

@@ -47,7 +47,7 @@ extern unsigned long long nr_context_switches(void);
 
 #ifndef CONFIG_GENERIC_HARDIRQS
 #define kstat_irqs_this_cpu(irq) \
-	(kstat_this_cpu.irqs[irq])
+	(this_cpu_read(kstat.irqs[irq])
 
 struct irq_desc;
 

include/linux/kprobes.h

@@ -275,7 +275,9 @@ extern int arch_prepared_optinsn(struct arch_optimized_insn *optinsn);
 extern int arch_check_optimized_kprobe(struct optimized_kprobe *op);
 extern int arch_prepare_optimized_kprobe(struct optimized_kprobe *op);
 extern void arch_remove_optimized_kprobe(struct optimized_kprobe *op);
-extern int  arch_optimize_kprobe(struct optimized_kprobe *op);
+extern void arch_optimize_kprobes(struct list_head *oplist);
+extern void arch_unoptimize_kprobes(struct list_head *oplist,
+				    struct list_head *done_list);
 extern void arch_unoptimize_kprobe(struct optimized_kprobe *op);
 extern kprobe_opcode_t *get_optinsn_slot(void);
 extern void free_optinsn_slot(kprobe_opcode_t *slot, int dirty);
@@ -303,12 +305,12 @@ struct hlist_head * kretprobe_inst_table_head(struct task_struct *tsk);
 /* kprobe_running() will just return the current_kprobe on this CPU */
 static inline struct kprobe *kprobe_running(void)
 {
-	return (__get_cpu_var(current_kprobe));
+	return (__this_cpu_read(current_kprobe));
 }
 
 static inline void reset_current_kprobe(void)
 {
-	__get_cpu_var(current_kprobe) = NULL;
+	__this_cpu_write(current_kprobe, NULL);
 }
 
 static inline struct kprobe_ctlblk *get_kprobe_ctlblk(void)

include/linux/kthread.h

@@ -81,16 +81,41 @@ struct kthread_work {
 #define DEFINE_KTHREAD_WORK(work, fn)					\
 	struct kthread_work work = KTHREAD_WORK_INIT(work, fn)
 
-static inline void init_kthread_worker(struct kthread_worker *worker)
-{
-	*worker = (struct kthread_worker)KTHREAD_WORKER_INIT(*worker);
-}
+/*
+ * kthread_worker.lock and kthread_work.done need their own lockdep class
+ * keys if they are defined on stack with lockdep enabled.  Use the
+ * following macros when defining them on stack.
+ */
+#ifdef CONFIG_LOCKDEP
+# define KTHREAD_WORKER_INIT_ONSTACK(worker)				\
+	({ init_kthread_worker(&worker); worker; })
+# define DEFINE_KTHREAD_WORKER_ONSTACK(worker)				\
+	struct kthread_worker worker = KTHREAD_WORKER_INIT_ONSTACK(worker)
+# define KTHREAD_WORK_INIT_ONSTACK(work, fn)				\
+	({ init_kthread_work((&work), fn); work; })
+# define DEFINE_KTHREAD_WORK_ONSTACK(work, fn)				\
+	struct kthread_work work = KTHREAD_WORK_INIT_ONSTACK(work, fn)
+#else
+# define DEFINE_KTHREAD_WORKER_ONSTACK(worker) DEFINE_KTHREAD_WORKER(worker)
+# define DEFINE_KTHREAD_WORK_ONSTACK(work, fn) DEFINE_KTHREAD_WORK(work, fn)
+#endif
 
-static inline void init_kthread_work(struct kthread_work *work,
-				     kthread_work_func_t fn)
-{
-	*work = (struct kthread_work)KTHREAD_WORK_INIT(*work, fn);
-}
+extern void __init_kthread_worker(struct kthread_worker *worker,
+			const char *name, struct lock_class_key *key);
+
+#define init_kthread_worker(worker)					\
+	do {								\
+		static struct lock_class_key __key;			\
+		__init_kthread_worker((worker), "("#worker")->lock", &__key); \
+	} while (0)
+
+#define init_kthread_work(work, fn)					\
+	do {								\
+		memset((work), 0, sizeof(struct kthread_work));		\
+		INIT_LIST_HEAD(&(work)->node);				\
+		(work)->func = (fn);					\
+		init_waitqueue_head(&(work)->done);			\
+	} while (0)
 
 int kthread_worker_fn(void *worker_ptr);
 

include/linux/leds-lp5521.h

@@ -0,0 +1,47 @@
+/*
+ * LP5521 LED chip driver.
+ *
+ * Copyright (C) 2010 Nokia Corporation
+ *
+ * Contact: Samu Onkalo <samu.p.onkalo@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ */
+
+#ifndef __LINUX_LP5521_H
+#define __LINUX_LP5521_H
+
+/* See Documentation/leds/leds-lp5521.txt */
+
+struct lp5521_led_config {
+	u8		chan_nr;
+	u8		led_current; /* mA x10, 0 if led is not connected */
+	u8		max_current;
+};
+
+#define LP5521_CLOCK_AUTO	0
+#define LP5521_CLOCK_INT	1
+#define LP5521_CLOCK_EXT	2
+
+struct lp5521_platform_data {
+	struct lp5521_led_config *led_config;
+	u8	num_channels;
+	u8	clock_mode;
+	int	(*setup_resources)(void);
+	void	(*release_resources)(void);
+	void	(*enable)(bool state);
+};
+
+#endif /* __LINUX_LP5521_H */

include/linux/leds-lp5523.h

@@ -0,0 +1,47 @@
+/*
+ * LP5523 LED Driver
+ *
+ * Copyright (C) 2010 Nokia Corporation
+ *
+ * Contact: Samu Onkalo <samu.p.onkalo@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ */
+
+#ifndef __LINUX_LP5523_H
+#define __LINUX_LP5523_H
+
+/* See Documentation/leds/leds-lp5523.txt */
+
+struct lp5523_led_config {
+	u8		chan_nr;
+	u8		led_current; /* mA x10, 0 if led is not connected */
+	u8		max_current;
+};
+
+#define LP5523_CLOCK_AUTO	0
+#define LP5523_CLOCK_INT	1
+#define LP5523_CLOCK_EXT	2
+
+struct lp5523_platform_data {
+	struct lp5523_led_config *led_config;
+	u8	num_channels;
+	u8	clock_mode;
+	int	(*setup_resources)(void);
+	void	(*release_resources)(void);
+	void	(*enable)(bool state);
+};
+
+#endif /* __LINUX_LP5523_H */

include/linux/leds.h

@@ -15,6 +15,7 @@
 #include <linux/list.h>
 #include <linux/spinlock.h>
 #include <linux/rwsem.h>
+#include <linux/timer.h>
 
 struct device;
 /*
@@ -45,10 +46,14 @@ struct led_classdev {
 	/* Get LED brightness level */
 	enum led_brightness (*brightness_get)(struct led_classdev *led_cdev);
 
-	/* Activate hardware accelerated blink, delays are in
-	 * miliseconds and if none is provided then a sensible default
-	 * should be chosen. The call can adjust the timings if it can't
-	 * match the values specified exactly. */
+	/*
+	 * Activate hardware accelerated blink, delays are in milliseconds
+	 * and if both are zero then a sensible default should be chosen.
+	 * The call should adjust the timings in that case and if it can't
+	 * match the values specified exactly.
+	 * Deactivate blinking again when the brightness is set to a fixed
+	 * value via the brightness_set() callback.
+	 */
 	int		(*blink_set)(struct led_classdev *led_cdev,
 				     unsigned long *delay_on,
 				     unsigned long *delay_off);
@@ -57,6 +62,10 @@ struct led_classdev {
 	struct list_head	 node;			/* LED Device list */
 	const char		*default_trigger;	/* Trigger to use */
 
+	unsigned long		 blink_delay_on, blink_delay_off;
+	struct timer_list	 blink_timer;
+	int			 blink_brightness;
+
 #ifdef CONFIG_LEDS_TRIGGERS
 	/* Protects the trigger data below */
 	struct rw_semaphore	 trigger_lock;
@@ -73,6 +82,36 @@ extern void led_classdev_unregister(struct led_classdev *led_cdev);
 extern void led_classdev_suspend(struct led_classdev *led_cdev);
 extern void led_classdev_resume(struct led_classdev *led_cdev);
 
+/**
+ * led_blink_set - set blinking with software fallback
+ * @led_cdev: the LED to start blinking
+ * @delay_on: the time it should be on (in ms)
+ * @delay_off: the time it should ble off (in ms)
+ *
+ * This function makes the LED blink, attempting to use the
+ * hardware acceleration if possible, but falling back to
+ * software blinking if there is no hardware blinking or if
+ * the LED refuses the passed values.
+ *
+ * Note that if software blinking is active, simply calling
+ * led_cdev->brightness_set() will not stop the blinking,
+ * use led_classdev_brightness_set() instead.
+ */
+extern void led_blink_set(struct led_classdev *led_cdev,
+			  unsigned long *delay_on,
+			  unsigned long *delay_off);
+/**
+ * led_brightness_set - set LED brightness
+ * @led_cdev: the LED to set
+ * @brightness: the brightness to set it to
+ *
+ * Set an LED's brightness, and, if necessary, cancel the
+ * software blink timer that implements blinking when the
+ * hardware doesn't.
+ */
+extern void led_brightness_set(struct led_classdev *led_cdev,
+			       enum led_brightness brightness);
+
 /*
  * LED Triggers
  */

include/linux/libata.h

@@ -986,7 +986,7 @@ extern void ata_host_init(struct ata_host *, struct device *,
 			  unsigned long, struct ata_port_operations *);
 extern int ata_scsi_detect(struct scsi_host_template *sht);
 extern int ata_scsi_ioctl(struct scsi_device *dev, int cmd, void __user *arg);
-extern int ata_scsi_queuecmd(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *));
+extern int ata_scsi_queuecmd(struct Scsi_Host *h, struct scsi_cmnd *cmd);
 extern int ata_sas_scsi_ioctl(struct ata_port *ap, struct scsi_device *dev,
 			    int cmd, void __user *arg);
 extern void ata_sas_port_destroy(struct ata_port *);

include/linux/list_bl.h

@@ -0,0 +1,144 @@
+#ifndef _LINUX_LIST_BL_H
+#define _LINUX_LIST_BL_H
+
+#include <linux/list.h>
+
+/*
+ * Special version of lists, where head of the list has a lock in the lowest
+ * bit. This is useful for scalable hash tables without increasing memory
+ * footprint overhead.
+ *
+ * For modification operations, the 0 bit of hlist_bl_head->first
+ * pointer must be set.
+ *
+ * With some small modifications, this can easily be adapted to store several
+ * arbitrary bits (not just a single lock bit), if the need arises to store
+ * some fast and compact auxiliary data.
+ */
+
+#if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK)
+#define LIST_BL_LOCKMASK	1UL
+#else
+#define LIST_BL_LOCKMASK	0UL
+#endif
+
+#ifdef CONFIG_DEBUG_LIST
+#define LIST_BL_BUG_ON(x) BUG_ON(x)
+#else
+#define LIST_BL_BUG_ON(x)
+#endif
+
+
+struct hlist_bl_head {
+	struct hlist_bl_node *first;
+};
+
+struct hlist_bl_node {
+	struct hlist_bl_node *next, **pprev;
+};
+#define INIT_HLIST_BL_HEAD(ptr) \
+	((ptr)->first = NULL)
+
+static inline void INIT_HLIST_BL_NODE(struct hlist_bl_node *h)
+{
+	h->next = NULL;
+	h->pprev = NULL;
+}
+
+#define hlist_bl_entry(ptr, type, member) container_of(ptr,type,member)
+
+static inline int hlist_bl_unhashed(const struct hlist_bl_node *h)
+{
+	return !h->pprev;
+}
+
+static inline struct hlist_bl_node *hlist_bl_first(struct hlist_bl_head *h)
+{
+	return (struct hlist_bl_node *)
+		((unsigned long)h->first & ~LIST_BL_LOCKMASK);
+}
+
+static inline void hlist_bl_set_first(struct hlist_bl_head *h,
+					struct hlist_bl_node *n)
+{
+	LIST_BL_BUG_ON((unsigned long)n & LIST_BL_LOCKMASK);
+	LIST_BL_BUG_ON(!((unsigned long)h->first & LIST_BL_LOCKMASK));
+	h->first = (struct hlist_bl_node *)((unsigned long)n | LIST_BL_LOCKMASK);
+}
+
+static inline int hlist_bl_empty(const struct hlist_bl_head *h)
+{
+	return !((unsigned long)h->first & ~LIST_BL_LOCKMASK);
+}
+
+static inline void hlist_bl_add_head(struct hlist_bl_node *n,
+					struct hlist_bl_head *h)
+{
+	struct hlist_bl_node *first = hlist_bl_first(h);
+
+	n->next = first;
+	if (first)
+		first->pprev = &n->next;
+	n->pprev = &h->first;
+	hlist_bl_set_first(h, n);
+}
+
+static inline void __hlist_bl_del(struct hlist_bl_node *n)
+{
+	struct hlist_bl_node *next = n->next;
+	struct hlist_bl_node **pprev = n->pprev;
+
+	LIST_BL_BUG_ON((unsigned long)n & LIST_BL_LOCKMASK);
+
+	/* pprev may be `first`, so be careful not to lose the lock bit */
+	*pprev = (struct hlist_bl_node *)
+			((unsigned long)next |
+			 ((unsigned long)*pprev & LIST_BL_LOCKMASK));
+	if (next)
+		next->pprev = pprev;
+}
+
+static inline void hlist_bl_del(struct hlist_bl_node *n)
+{
+	__hlist_bl_del(n);
+	n->next = LIST_POISON1;
+	n->pprev = LIST_POISON2;
+}
+
+static inline void hlist_bl_del_init(struct hlist_bl_node *n)
+{
+	if (!hlist_bl_unhashed(n)) {
+		__hlist_bl_del(n);
+		INIT_HLIST_BL_NODE(n);
+	}
+}
+
+/**
+ * hlist_bl_for_each_entry	- iterate over list of given type
+ * @tpos:	the type * to use as a loop cursor.
+ * @pos:	the &struct hlist_node to use as a loop cursor.
+ * @head:	the head for your list.
+ * @member:	the name of the hlist_node within the struct.
+ *
+ */
+#define hlist_bl_for_each_entry(tpos, pos, head, member)		\
+	for (pos = hlist_bl_first(head);				\
+	     pos &&							\
+		({ tpos = hlist_bl_entry(pos, typeof(*tpos), member); 1;}); \
+	     pos = pos->next)
+
+/**
+ * hlist_bl_for_each_entry_safe - iterate over list of given type safe against removal of list entry
+ * @tpos:	the type * to use as a loop cursor.
+ * @pos:	the &struct hlist_node to use as a loop cursor.
+ * @n:		another &struct hlist_node to use as temporary storage
+ * @head:	the head for your list.
+ * @member:	the name of the hlist_node within the struct.
+ */
+#define hlist_bl_for_each_entry_safe(tpos, pos, n, head, member)	 \
+	for (pos = hlist_bl_first(head);				 \
+	     pos && ({ n = pos->next; 1; }) && 				 \
+		({ tpos = hlist_bl_entry(pos, typeof(*tpos), member); 1;}); \
+	     pos = n)
+
+#endif

include/linux/lockd/lockd.h

@@ -43,6 +43,7 @@ struct nlm_host {
 	struct sockaddr_storage	h_addr;		/* peer address */
 	size_t			h_addrlen;
 	struct sockaddr_storage	h_srcaddr;	/* our address (optional) */
+	size_t			h_srcaddrlen;
 	struct rpc_clnt		*h_rpcclnt;	/* RPC client to talk to peer */
 	char			*h_name;		/* remote hostname */
 	u32			h_version;	/* interface version */

include/linux/marvell_phy.h

@@ -11,6 +11,7 @@
 #define MARVELL_PHY_ID_88E1118		0x01410e10
 #define MARVELL_PHY_ID_88E1121R		0x01410cb0
 #define MARVELL_PHY_ID_88E1145		0x01410cd0
+#define MARVELL_PHY_ID_88E1149R		0x01410e50
 #define MARVELL_PHY_ID_88E1240		0x01410e30
 #define MARVELL_PHY_ID_88E1318S		0x01410e90
 

include/linux/mdio.h

@@ -55,6 +55,7 @@
 #define MDIO_PCS_10GBRT_STAT2	33	/* 10GBASE-R/-T PCS status 2 */
 #define MDIO_AN_10GBT_CTRL	32	/* 10GBASE-T auto-negotiation control */
 #define MDIO_AN_10GBT_STAT	33	/* 10GBASE-T auto-negotiation status */
+#define MDIO_AN_EEE_ADV		60	/* EEE advertisement */
 
 /* LASI (Link Alarm Status Interrupt) registers, defined by XENPAK MSA. */
 #define MDIO_PMA_LASI_RXCTRL	0x9000	/* RX_ALARM control */
@@ -235,6 +236,10 @@
 #define MDIO_AN_10GBT_STAT_MS		0x4000	/* Master/slave config */
 #define MDIO_AN_10GBT_STAT_MSFLT	0x8000	/* Master/slave config fault */
 
+/* AN EEE Advertisement register. */
+#define MDIO_AN_EEE_ADV_100TX		0x0002	/* Advertise 100TX EEE cap */
+#define MDIO_AN_EEE_ADV_1000T		0x0004	/* Advertise 1000T EEE cap */
+
 /* LASI RX_ALARM control/status registers. */
 #define MDIO_PMA_LASI_RX_PHYXSLFLT	0x0001	/* PHY XS RX local fault */
 #define MDIO_PMA_LASI_RX_PCSLFLT	0x0008	/* PCS RX local fault */

include/linux/memory_hotplug.h

@@ -161,6 +161,9 @@ extern void register_page_bootmem_info_node(struct pglist_data *pgdat);
 extern void put_page_bootmem(struct page *page);
 #endif
 
+void lock_memory_hotplug(void);
+void unlock_memory_hotplug(void);
+
 #else /* ! CONFIG_MEMORY_HOTPLUG */
 /*
  * Stub functions for when hotplug is off
@@ -192,6 +195,9 @@ static inline void register_page_bootmem_info_node(struct pglist_data *pgdat)
 {
 }
 
+static inline void lock_memory_hotplug(void) {}
+static inline void unlock_memory_hotplug(void) {}
+
 #endif /* ! CONFIG_MEMORY_HOTPLUG */
 
 #ifdef CONFIG_MEMORY_HOTREMOVE

include/linux/mfd/tc35892.h

@@ -1,136 +0,0 @@
-/*
- * Copyright (C) ST-Ericsson SA 2010
- *
- * License Terms: GNU General Public License, version 2
- */
-
-#ifndef __LINUX_MFD_TC35892_H
-#define __LINUX_MFD_TC35892_H
-
-#include <linux/device.h>
-
-#define TC35892_RSTCTRL_IRQRST	(1 << 4)
-#define TC35892_RSTCTRL_TIMRST	(1 << 3)
-#define TC35892_RSTCTRL_ROTRST	(1 << 2)
-#define TC35892_RSTCTRL_KBDRST	(1 << 1)
-#define TC35892_RSTCTRL_GPIRST	(1 << 0)
-
-#define TC35892_IRQST		0x91
-
-#define TC35892_MANFCODE_MAGIC	0x03
-#define TC35892_MANFCODE	0x80
-#define TC35892_VERSION		0x81
-#define TC35892_IOCFG		0xA7
-
-#define TC35892_CLKMODE		0x88
-#define TC35892_CLKCFG		0x89
-#define TC35892_CLKEN		0x8A
-
-#define TC35892_RSTCTRL		0x82
-#define TC35892_EXTRSTN		0x83
-#define TC35892_RSTINTCLR	0x84
-
-#define TC35892_GPIOIS0		0xC9
-#define TC35892_GPIOIS1		0xCA
-#define TC35892_GPIOIS2		0xCB
-#define TC35892_GPIOIBE0	0xCC
-#define TC35892_GPIOIBE1	0xCD
-#define TC35892_GPIOIBE2	0xCE
-#define TC35892_GPIOIEV0	0xCF
-#define TC35892_GPIOIEV1	0xD0
-#define TC35892_GPIOIEV2	0xD1
-#define TC35892_GPIOIE0		0xD2
-#define TC35892_GPIOIE1		0xD3
-#define TC35892_GPIOIE2		0xD4
-#define TC35892_GPIORIS0	0xD6
-#define TC35892_GPIORIS1	0xD7
-#define TC35892_GPIORIS2	0xD8
-#define TC35892_GPIOMIS0	0xD9
-#define TC35892_GPIOMIS1	0xDA
-#define TC35892_GPIOMIS2	0xDB
-#define TC35892_GPIOIC0		0xDC
-#define TC35892_GPIOIC1		0xDD
-#define TC35892_GPIOIC2		0xDE
-
-#define TC35892_GPIODATA0	0xC0
-#define TC35892_GPIOMASK0	0xc1
-#define TC35892_GPIODATA1	0xC2
-#define TC35892_GPIOMASK1	0xc3
-#define TC35892_GPIODATA2	0xC4
-#define TC35892_GPIOMASK2	0xC5
-
-#define TC35892_GPIODIR0	0xC6
-#define TC35892_GPIODIR1	0xC7
-#define TC35892_GPIODIR2	0xC8
-
-#define TC35892_GPIOSYNC0	0xE6
-#define TC35892_GPIOSYNC1	0xE7
-#define TC35892_GPIOSYNC2	0xE8
-
-#define TC35892_GPIOWAKE0	0xE9
-#define TC35892_GPIOWAKE1	0xEA
-#define TC35892_GPIOWAKE2	0xEB
-
-#define TC35892_GPIOODM0	0xE0
-#define TC35892_GPIOODE0	0xE1
-#define TC35892_GPIOODM1	0xE2
-#define TC35892_GPIOODE1	0xE3
-#define TC35892_GPIOODM2	0xE4
-#define TC35892_GPIOODE2	0xE5
-
-#define TC35892_INT_GPIIRQ	0
-#define TC35892_INT_TI0IRQ	1
-#define TC35892_INT_TI1IRQ	2
-#define TC35892_INT_TI2IRQ	3
-#define TC35892_INT_ROTIRQ	5
-#define TC35892_INT_KBDIRQ	6
-#define TC35892_INT_PORIRQ	7
-
-#define TC35892_NR_INTERNAL_IRQS	8
-#define TC35892_INT_GPIO(x)	(TC35892_NR_INTERNAL_IRQS + (x))
-
-struct tc35892 {
-	struct mutex lock;
-	struct device *dev;
-	struct i2c_client *i2c;
-
-	int irq_base;
-	int num_gpio;
-	struct tc35892_platform_data *pdata;
-};
-
-extern int tc35892_reg_write(struct tc35892 *tc35892, u8 reg, u8 data);
-extern int tc35892_reg_read(struct tc35892 *tc35892, u8 reg);
-extern int tc35892_block_read(struct tc35892 *tc35892, u8 reg, u8 length,
-			      u8 *values);
-extern int tc35892_block_write(struct tc35892 *tc35892, u8 reg, u8 length,
-			       const u8 *values);
-extern int tc35892_set_bits(struct tc35892 *tc35892, u8 reg, u8 mask, u8 val);
-
-/**
- * struct tc35892_gpio_platform_data - TC35892 GPIO platform data
- * @gpio_base: first gpio number assigned to TC35892.  A maximum of
- *	       %TC35892_NR_GPIOS GPIOs will be allocated.
- * @setup: callback for board-specific initialization
- * @remove: callback for board-specific teardown
- */
-struct tc35892_gpio_platform_data {
-	int gpio_base;
-	void (*setup)(struct tc35892 *tc35892, unsigned gpio_base);
-	void (*remove)(struct tc35892 *tc35892, unsigned gpio_base);
-};
-
-/**
- * struct tc35892_platform_data - TC35892 platform data
- * @irq_base: base IRQ number.  %TC35892_NR_IRQS irqs will be used.
- * @gpio: GPIO-specific platform data
- */
-struct tc35892_platform_data {
-	int irq_base;
-	struct tc35892_gpio_platform_data *gpio;
-};
-
-#define TC35892_NR_GPIOS	24
-#define TC35892_NR_IRQS		TC35892_INT_GPIO(TC35892_NR_GPIOS)
-
-#endif

include/linux/mfd/tc3589x.h

@@ -0,0 +1,195 @@
+/*
+ * Copyright (C) ST-Ericsson SA 2010
+ *
+ * License Terms: GNU General Public License, version 2
+ */
+
+#ifndef __LINUX_MFD_TC3589x_H
+#define __LINUX_MFD_TC3589x_H
+
+#include <linux/device.h>
+
+enum tx3589x_block {
+	TC3589x_BLOCK_GPIO        = 1 << 0,
+	TC3589x_BLOCK_KEYPAD      = 1 << 1,
+};
+
+#define TC3589x_RSTCTRL_IRQRST	(1 << 4)
+#define TC3589x_RSTCTRL_TIMRST	(1 << 3)
+#define TC3589x_RSTCTRL_ROTRST	(1 << 2)
+#define TC3589x_RSTCTRL_KBDRST	(1 << 1)
+#define TC3589x_RSTCTRL_GPIRST	(1 << 0)
+
+/* Keyboard Configuration Registers */
+#define TC3589x_KBDSETTLE_REG   0x01
+#define TC3589x_KBDBOUNCE       0x02
+#define TC3589x_KBDSIZE         0x03
+#define TC3589x_KBCFG_LSB       0x04
+#define TC3589x_KBCFG_MSB       0x05
+#define TC3589x_KBDIC           0x08
+#define TC3589x_KBDMSK          0x09
+#define TC3589x_EVTCODE_FIFO    0x10
+#define TC3589x_KBDMFS		0x8F
+
+#define TC3589x_IRQST		0x91
+
+#define TC3589x_MANFCODE_MAGIC	0x03
+#define TC3589x_MANFCODE	0x80
+#define TC3589x_VERSION		0x81
+#define TC3589x_IOCFG		0xA7
+
+#define TC3589x_CLKMODE		0x88
+#define TC3589x_CLKCFG		0x89
+#define TC3589x_CLKEN		0x8A
+
+#define TC3589x_RSTCTRL		0x82
+#define TC3589x_EXTRSTN		0x83
+#define TC3589x_RSTINTCLR	0x84
+
+/* Pull up/down configuration registers */
+#define TC3589x_IOCFG           0xA7
+#define TC3589x_IOPULLCFG0_LSB  0xAA
+#define TC3589x_IOPULLCFG0_MSB  0xAB
+#define TC3589x_IOPULLCFG1_LSB  0xAC
+#define TC3589x_IOPULLCFG1_MSB  0xAD
+#define TC3589x_IOPULLCFG2_LSB  0xAE
+
+#define TC3589x_GPIOIS0		0xC9
+#define TC3589x_GPIOIS1		0xCA
+#define TC3589x_GPIOIS2		0xCB
+#define TC3589x_GPIOIBE0	0xCC
+#define TC3589x_GPIOIBE1	0xCD
+#define TC3589x_GPIOIBE2	0xCE
+#define TC3589x_GPIOIEV0	0xCF
+#define TC3589x_GPIOIEV1	0xD0
+#define TC3589x_GPIOIEV2	0xD1
+#define TC3589x_GPIOIE0		0xD2
+#define TC3589x_GPIOIE1		0xD3
+#define TC3589x_GPIOIE2		0xD4
+#define TC3589x_GPIORIS0	0xD6
+#define TC3589x_GPIORIS1	0xD7
+#define TC3589x_GPIORIS2	0xD8
+#define TC3589x_GPIOMIS0	0xD9
+#define TC3589x_GPIOMIS1	0xDA
+#define TC3589x_GPIOMIS2	0xDB
+#define TC3589x_GPIOIC0		0xDC
+#define TC3589x_GPIOIC1		0xDD
+#define TC3589x_GPIOIC2		0xDE
+
+#define TC3589x_GPIODATA0	0xC0
+#define TC3589x_GPIOMASK0	0xc1
+#define TC3589x_GPIODATA1	0xC2
+#define TC3589x_GPIOMASK1	0xc3
+#define TC3589x_GPIODATA2	0xC4
+#define TC3589x_GPIOMASK2	0xC5
+
+#define TC3589x_GPIODIR0	0xC6
+#define TC3589x_GPIODIR1	0xC7
+#define TC3589x_GPIODIR2	0xC8
+
+#define TC3589x_GPIOSYNC0	0xE6
+#define TC3589x_GPIOSYNC1	0xE7
+#define TC3589x_GPIOSYNC2	0xE8
+
+#define TC3589x_GPIOWAKE0	0xE9
+#define TC3589x_GPIOWAKE1	0xEA
+#define TC3589x_GPIOWAKE2	0xEB
+
+#define TC3589x_GPIOODM0	0xE0
+#define TC3589x_GPIOODE0	0xE1
+#define TC3589x_GPIOODM1	0xE2
+#define TC3589x_GPIOODE1	0xE3
+#define TC3589x_GPIOODM2	0xE4
+#define TC3589x_GPIOODE2	0xE5
+
+#define TC3589x_INT_GPIIRQ	0
+#define TC3589x_INT_TI0IRQ	1
+#define TC3589x_INT_TI1IRQ	2
+#define TC3589x_INT_TI2IRQ	3
+#define TC3589x_INT_ROTIRQ	5
+#define TC3589x_INT_KBDIRQ	6
+#define TC3589x_INT_PORIRQ	7
+
+#define TC3589x_NR_INTERNAL_IRQS	8
+#define TC3589x_INT_GPIO(x)	(TC3589x_NR_INTERNAL_IRQS + (x))
+
+struct tc3589x {
+	struct mutex lock;
+	struct device *dev;
+	struct i2c_client *i2c;
+
+	int irq_base;
+	int num_gpio;
+	struct tc3589x_platform_data *pdata;
+};
+
+extern int tc3589x_reg_write(struct tc3589x *tc3589x, u8 reg, u8 data);
+extern int tc3589x_reg_read(struct tc3589x *tc3589x, u8 reg);
+extern int tc3589x_block_read(struct tc3589x *tc3589x, u8 reg, u8 length,
+			      u8 *values);
+extern int tc3589x_block_write(struct tc3589x *tc3589x, u8 reg, u8 length,
+			       const u8 *values);
+extern int tc3589x_set_bits(struct tc3589x *tc3589x, u8 reg, u8 mask, u8 val);
+
+/*
+ * Keypad related platform specific constants
+ * These values may be modified for fine tuning
+ */
+#define TC_KPD_ROWS             0x8
+#define TC_KPD_COLUMNS          0x8
+#define TC_KPD_DEBOUNCE_PERIOD  0xA3
+#define TC_KPD_SETTLE_TIME      0xA3
+
+/**
+ * struct tc35893_platform_data - data structure for platform specific data
+ * @keymap_data:        matrix scan code table for keycodes
+ * @krow:               mask for available rows, value is 0xFF
+ * @kcol:               mask for available columns, value is 0xFF
+ * @debounce_period:    platform specific debounce time
+ * @settle_time:        platform specific settle down time
+ * @irqtype:            type of interrupt, falling or rising edge
+ * @enable_wakeup:      specifies if keypad event can wake up system from sleep
+ * @no_autorepeat:      flag for auto repetition
+ */
+struct tc3589x_keypad_platform_data {
+	const struct matrix_keymap_data *keymap_data;
+	u8                      krow;
+	u8                      kcol;
+	u8                      debounce_period;
+	u8                      settle_time;
+	unsigned long           irqtype;
+	bool                    enable_wakeup;
+	bool                    no_autorepeat;
+};
+
+/**
+ * struct tc3589x_gpio_platform_data - TC3589x GPIO platform data
+ * @gpio_base: first gpio number assigned to TC3589x.  A maximum of
+ *	       %TC3589x_NR_GPIOS GPIOs will be allocated.
+ * @setup: callback for board-specific initialization
+ * @remove: callback for board-specific teardown
+ */
+struct tc3589x_gpio_platform_data {
+	int gpio_base;
+	void (*setup)(struct tc3589x *tc3589x, unsigned gpio_base);
+	void (*remove)(struct tc3589x *tc3589x, unsigned gpio_base);
+};
+
+/**
+ * struct tc3589x_platform_data - TC3589x platform data
+ * @block: bitmask of blocks to enable (use TC3589x_BLOCK_*)
+ * @irq_base: base IRQ number.  %TC3589x_NR_IRQS irqs will be used.
+ * @gpio: GPIO-specific platform data
+ * @keypad: keypad-specific platform data
+ */
+struct tc3589x_platform_data {
+	unsigned int block;
+	int irq_base;
+	struct tc3589x_gpio_platform_data *gpio;
+	const struct tc3589x_keypad_platform_data *keypad;
+};
+
+#define TC3589x_NR_GPIOS	24
+#define TC3589x_NR_IRQS		TC3589x_INT_GPIO(TC3589x_NR_GPIOS)
+
+#endif

include/linux/mfd/wl1273-core.h

@@ -0,0 +1,288 @@
+/*
+ * include/linux/mfd/wl1273-core.h
+ *
+ * Some definitions for the wl1273 radio receiver/transmitter chip.
+ *
+ * Copyright (C) 2010 Nokia Corporation
+ * Author: Matti J. Aaltonen <matti.j.aaltonen@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ */
+
+#ifndef WL1273_CORE_H
+#define WL1273_CORE_H
+
+#include <linux/i2c.h>
+#include <linux/mfd/core.h>
+
+#define WL1273_FM_DRIVER_NAME	"wl1273-fm"
+#define RX71_FM_I2C_ADDR	0x22
+
+#define WL1273_STEREO_GET		0
+#define WL1273_RSSI_LVL_GET		1
+#define WL1273_IF_COUNT_GET		2
+#define WL1273_FLAG_GET			3
+#define WL1273_RDS_SYNC_GET		4
+#define WL1273_RDS_DATA_GET		5
+#define WL1273_FREQ_SET			10
+#define WL1273_AF_FREQ_SET		11
+#define WL1273_MOST_MODE_SET		12
+#define WL1273_MOST_BLEND_SET		13
+#define WL1273_DEMPH_MODE_SET		14
+#define WL1273_SEARCH_LVL_SET		15
+#define WL1273_BAND_SET			16
+#define WL1273_MUTE_STATUS_SET		17
+#define WL1273_RDS_PAUSE_LVL_SET	18
+#define WL1273_RDS_PAUSE_DUR_SET	19
+#define WL1273_RDS_MEM_SET		20
+#define WL1273_RDS_BLK_B_SET		21
+#define WL1273_RDS_MSK_B_SET		22
+#define WL1273_RDS_PI_MASK_SET		23
+#define WL1273_RDS_PI_SET		24
+#define WL1273_RDS_SYSTEM_SET		25
+#define WL1273_INT_MASK_SET		26
+#define WL1273_SEARCH_DIR_SET		27
+#define WL1273_VOLUME_SET		28
+#define WL1273_AUDIO_ENABLE		29
+#define WL1273_PCM_MODE_SET		30
+#define WL1273_I2S_MODE_CONFIG_SET	31
+#define WL1273_POWER_SET		32
+#define WL1273_INTX_CONFIG_SET		33
+#define WL1273_PULL_EN_SET		34
+#define WL1273_HILO_SET			35
+#define WL1273_SWITCH2FREF		36
+#define WL1273_FREQ_DRIFT_REPORT	37
+
+#define WL1273_PCE_GET			40
+#define WL1273_FIRM_VER_GET		41
+#define WL1273_ASIC_VER_GET		42
+#define WL1273_ASIC_ID_GET		43
+#define WL1273_MAN_ID_GET		44
+#define WL1273_TUNER_MODE_SET		45
+#define WL1273_STOP_SEARCH		46
+#define WL1273_RDS_CNTRL_SET		47
+
+#define WL1273_WRITE_HARDWARE_REG	100
+#define WL1273_CODE_DOWNLOAD		101
+#define WL1273_RESET			102
+
+#define WL1273_FM_POWER_MODE		254
+#define WL1273_FM_INTERRUPT		255
+
+/* Transmitter API */
+
+#define WL1273_CHANL_SET			55
+#define WL1273_SCAN_SPACING_SET			56
+#define WL1273_REF_SET				57
+#define WL1273_POWER_ENB_SET			90
+#define WL1273_POWER_ATT_SET			58
+#define WL1273_POWER_LEV_SET			59
+#define WL1273_AUDIO_DEV_SET			60
+#define WL1273_PILOT_DEV_SET			61
+#define WL1273_RDS_DEV_SET			62
+#define WL1273_PUPD_SET				91
+#define WL1273_AUDIO_IO_SET			63
+#define WL1273_PREMPH_SET			64
+#define WL1273_MONO_SET				66
+#define WL1273_MUTE				92
+#define WL1273_MPX_LMT_ENABLE			67
+#define WL1273_PI_SET				93
+#define WL1273_ECC_SET				69
+#define WL1273_PTY				70
+#define WL1273_AF				71
+#define WL1273_DISPLAY_MODE			74
+#define WL1273_RDS_REP_SET			77
+#define WL1273_RDS_CONFIG_DATA_SET		98
+#define WL1273_RDS_DATA_SET			99
+#define WL1273_RDS_DATA_ENB			94
+#define WL1273_TA_SET				78
+#define WL1273_TP_SET				79
+#define WL1273_DI_SET				80
+#define WL1273_MS_SET				81
+#define WL1273_PS_SCROLL_SPEED			82
+#define WL1273_TX_AUDIO_LEVEL_TEST		96
+#define WL1273_TX_AUDIO_LEVEL_TEST_THRESHOLD	73
+#define WL1273_TX_AUDIO_INPUT_LEVEL_RANGE_SET	54
+#define WL1273_RX_ANTENNA_SELECT		87
+#define WL1273_I2C_DEV_ADDR_SET			86
+#define WL1273_REF_ERR_CALIB_PARAM_SET		88
+#define WL1273_REF_ERR_CALIB_PERIODICITY_SET	89
+#define WL1273_SOC_INT_TRIGGER			52
+#define WL1273_SOC_AUDIO_PATH_SET		83
+#define WL1273_SOC_PCMI_OVERRIDE		84
+#define WL1273_SOC_I2S_OVERRIDE			85
+#define WL1273_RSSI_BLOCK_SCAN_FREQ_SET		95
+#define WL1273_RSSI_BLOCK_SCAN_START		97
+#define WL1273_RSSI_BLOCK_SCAN_DATA_GET		5
+#define WL1273_READ_FMANT_TUNE_VALUE		104
+
+#define WL1273_RDS_OFF		0
+#define WL1273_RDS_ON		1
+#define WL1273_RDS_RESET	2
+
+#define WL1273_AUDIO_DIGITAL	0
+#define WL1273_AUDIO_ANALOG	1
+
+#define WL1273_MODE_RX		BIT(0)
+#define WL1273_MODE_TX		BIT(1)
+#define WL1273_MODE_OFF		BIT(2)
+#define WL1273_MODE_SUSPENDED	BIT(3)
+
+#define WL1273_RADIO_CHILD	BIT(0)
+#define WL1273_CODEC_CHILD	BIT(1)
+
+#define WL1273_RX_MONO		1
+#define WL1273_RX_STEREO	0
+#define WL1273_TX_MONO		0
+#define WL1273_TX_STEREO	1
+
+#define WL1273_MAX_VOLUME	0xffff
+#define WL1273_DEFAULT_VOLUME	0x78b8
+
+/* I2S protocol, left channel first, data width 16 bits */
+#define WL1273_PCM_DEF_MODE		0x00
+
+/* Rx */
+#define WL1273_AUDIO_ENABLE_I2S		BIT(0)
+#define WL1273_AUDIO_ENABLE_ANALOG	BIT(1)
+
+/* Tx */
+#define WL1273_AUDIO_IO_SET_ANALOG	0
+#define WL1273_AUDIO_IO_SET_I2S		1
+
+#define WL1273_PUPD_SET_OFF		0x00
+#define WL1273_PUPD_SET_ON		0x01
+#define WL1273_PUPD_SET_RETENTION	0x10
+
+/* I2S mode */
+#define WL1273_IS2_WIDTH_32	0x0
+#define WL1273_IS2_WIDTH_40	0x1
+#define WL1273_IS2_WIDTH_22_23	0x2
+#define WL1273_IS2_WIDTH_23_22	0x3
+#define WL1273_IS2_WIDTH_48	0x4
+#define WL1273_IS2_WIDTH_50	0x5
+#define WL1273_IS2_WIDTH_60	0x6
+#define WL1273_IS2_WIDTH_64	0x7
+#define WL1273_IS2_WIDTH_80	0x8
+#define WL1273_IS2_WIDTH_96	0x9
+#define WL1273_IS2_WIDTH_128	0xa
+#define WL1273_IS2_WIDTH	0xf
+
+#define WL1273_IS2_FORMAT_STD	(0x0 << 4)
+#define WL1273_IS2_FORMAT_LEFT	(0x1 << 4)
+#define WL1273_IS2_FORMAT_RIGHT	(0x2 << 4)
+#define WL1273_IS2_FORMAT_USER	(0x3 << 4)
+
+#define WL1273_IS2_MASTER	(0x0 << 6)
+#define WL1273_IS2_SLAVEW	(0x1 << 6)
+
+#define WL1273_IS2_TRI_AFTER_SENDING	(0x0 << 7)
+#define WL1273_IS2_TRI_ALWAYS_ACTIVE	(0x1 << 7)
+
+#define WL1273_IS2_SDOWS_RR	(0x0 << 8)
+#define WL1273_IS2_SDOWS_RF	(0x1 << 8)
+#define WL1273_IS2_SDOWS_FR	(0x2 << 8)
+#define WL1273_IS2_SDOWS_FF	(0x3 << 8)
+
+#define WL1273_IS2_TRI_OPT	(0x0 << 10)
+#define WL1273_IS2_TRI_ALWAYS	(0x1 << 10)
+
+#define WL1273_IS2_RATE_48K	(0x0 << 12)
+#define WL1273_IS2_RATE_44_1K	(0x1 << 12)
+#define WL1273_IS2_RATE_32K	(0x2 << 12)
+#define WL1273_IS2_RATE_22_05K	(0x4 << 12)
+#define WL1273_IS2_RATE_16K	(0x5 << 12)
+#define WL1273_IS2_RATE_12K	(0x8 << 12)
+#define WL1273_IS2_RATE_11_025	(0x9 << 12)
+#define WL1273_IS2_RATE_8K	(0xa << 12)
+#define WL1273_IS2_RATE		(0xf << 12)
+
+#define WL1273_I2S_DEF_MODE	(WL1273_IS2_WIDTH_32 | \
+				 WL1273_IS2_FORMAT_STD | \
+				 WL1273_IS2_MASTER | \
+				 WL1273_IS2_TRI_AFTER_SENDING | \
+				 WL1273_IS2_SDOWS_RR | \
+				 WL1273_IS2_TRI_OPT | \
+				 WL1273_IS2_RATE_48K)
+
+#define SCHAR_MIN (-128)
+#define SCHAR_MAX 127
+
+#define WL1273_FR_EVENT			BIT(0)
+#define WL1273_BL_EVENT			BIT(1)
+#define WL1273_RDS_EVENT		BIT(2)
+#define WL1273_BBLK_EVENT		BIT(3)
+#define WL1273_LSYNC_EVENT		BIT(4)
+#define WL1273_LEV_EVENT		BIT(5)
+#define WL1273_IFFR_EVENT		BIT(6)
+#define WL1273_PI_EVENT			BIT(7)
+#define WL1273_PD_EVENT			BIT(8)
+#define WL1273_STIC_EVENT		BIT(9)
+#define WL1273_MAL_EVENT		BIT(10)
+#define WL1273_POW_ENB_EVENT		BIT(11)
+#define WL1273_SCAN_OVER_EVENT		BIT(12)
+#define WL1273_ERROR_EVENT		BIT(13)
+
+#define TUNER_MODE_STOP_SEARCH		0
+#define TUNER_MODE_PRESET		1
+#define TUNER_MODE_AUTO_SEEK		2
+#define TUNER_MODE_AF			3
+#define TUNER_MODE_AUTO_SEEK_PI		4
+#define TUNER_MODE_AUTO_SEEK_BULK	5
+
+#define RDS_BLOCK_SIZE	3
+
+struct wl1273_fm_platform_data {
+	int (*request_resources) (struct i2c_client *client);
+	void (*free_resources) (void);
+	void (*enable) (void);
+	void (*disable) (void);
+
+	u8 forbidden_modes;
+	unsigned int children;
+};
+
+#define WL1273_FM_CORE_CELLS	2
+
+#define WL1273_BAND_OTHER	0
+#define WL1273_BAND_JAPAN	1
+
+#define WL1273_BAND_JAPAN_LOW	76000
+#define WL1273_BAND_JAPAN_HIGH	90000
+#define WL1273_BAND_OTHER_LOW	87500
+#define WL1273_BAND_OTHER_HIGH	108000
+
+#define WL1273_BAND_TX_LOW	76000
+#define WL1273_BAND_TX_HIGH	108000
+
+struct wl1273_core {
+	struct mfd_cell cells[WL1273_FM_CORE_CELLS];
+	struct wl1273_fm_platform_data *pdata;
+
+	unsigned int mode;
+	unsigned int i2s_mode;
+	unsigned int volume;
+	unsigned int audio_mode;
+	unsigned int channel_number;
+	struct mutex lock; /* for serializing fm radio operations */
+
+	struct i2c_client *client;
+
+	int (*write)(struct wl1273_core *core, u8, u16);
+	int (*set_audio)(struct wl1273_core *core, unsigned int);
+	int (*set_volume)(struct wl1273_core *core, unsigned int);
+};
+
+#endif	/* ifndef WL1273_CORE_H */

include/linux/mfd/wm8350/audio.h

@@ -522,9 +522,6 @@
 #define WM8350_MCLK_SEL_PLL_32K			3
 #define WM8350_MCLK_SEL_MCLK			5
 
-#define WM8350_MCLK_DIR_OUT			0
-#define WM8350_MCLK_DIR_IN			1
-
 /* clock divider id's */
 #define WM8350_ADC_CLKDIV			0
 #define WM8350_DAC_CLKDIV			1

include/linux/mfd/wm8994/pdata.h

@@ -29,7 +29,7 @@ struct wm8994_ldo_pdata {
 #define WM8994_CONFIGURE_GPIO 0x8000
 
 #define WM8994_DRC_REGS 5
-#define WM8994_EQ_REGS  19
+#define WM8994_EQ_REGS  20
 
 /**
  * DRC configurations are specified with a label and a set of register

include/linux/mmc/host.h

@@ -168,6 +168,7 @@ struct mmc_host {
 						/* DDR mode at 1.8V */
 #define MMC_CAP_1_2V_DDR	(1 << 12)	/* can support */
 						/* DDR mode at 1.2V */
+#define MMC_CAP_POWER_OFF_CARD	(1 << 13)	/* Can power off after boot */
 
 	mmc_pm_flag_t		pm_caps;	/* supported pm features */
 

include/linux/mmc/sh_mmcif.h

@@ -14,8 +14,9 @@
 #ifndef __SH_MMCIF_H__
 #define __SH_MMCIF_H__
 
-#include <linux/platform_device.h>
 #include <linux/io.h>
+#include <linux/platform_device.h>
+#include <linux/sh_dma.h>
 
 /*
  * MMCIF : CE_CLK_CTRL [19:16]
@@ -31,13 +32,19 @@
  * 1111 : Peripheral clock (sup_pclk set '1')
  */
 
+struct sh_mmcif_dma {
+	struct sh_dmae_slave chan_priv_tx;
+	struct sh_dmae_slave chan_priv_rx;
+};
+
 struct sh_mmcif_plat_data {
 	void (*set_pwr)(struct platform_device *pdev, int state);
 	void (*down_pwr)(struct platform_device *pdev);
 	int (*get_cd)(struct platform_device *pdef);
-	u8	sup_pclk;	/* 1 :SH7757, 0: SH7724/SH7372 */
-	unsigned long caps;
-	u32	ocr;
+	struct sh_mmcif_dma	*dma;
+	u8			sup_pclk;	/* 1 :SH7757, 0: SH7724/SH7372 */
+	unsigned long		caps;
+	u32			ocr;
 };
 
 #define MMCIF_CE_CMD_SET	0x00000000
@@ -59,6 +66,32 @@ struct sh_mmcif_plat_data {
 #define MMCIF_CE_HOST_STS2	0x0000004C
 #define MMCIF_CE_VERSION	0x0000007C
 
+/* CE_BUF_ACC */
+#define BUF_ACC_DMAWEN		(1 << 25)
+#define BUF_ACC_DMAREN		(1 << 24)
+#define BUF_ACC_BUSW_32		(0 << 17)
+#define BUF_ACC_BUSW_16		(1 << 17)
+#define BUF_ACC_ATYP		(1 << 16)
+
+/* CE_CLK_CTRL */
+#define CLK_ENABLE		(1 << 24) /* 1: output mmc clock */
+#define CLK_CLEAR		((1 << 19) | (1 << 18) | (1 << 17) | (1 << 16))
+#define CLK_SUP_PCLK		((1 << 19) | (1 << 18) | (1 << 17) | (1 << 16))
+#define CLKDIV_4		(1<<16) /* mmc clock frequency.
+					 * n: bus clock/(2^(n+1)) */
+#define CLKDIV_256		(7<<16) /* mmc clock frequency. (see above) */
+#define SRSPTO_256		((1 << 13) | (0 << 12)) /* resp timeout */
+#define SRBSYTO_29		((1 << 11) | (1 << 10) |	\
+				 (1 << 9) | (1 << 8)) /* resp busy timeout */
+#define SRWDTO_29		((1 << 7) | (1 << 6) |		\
+				 (1 << 5) | (1 << 4)) /* read/write timeout */
+#define SCCSTO_29		((1 << 3) | (1 << 2) |		\
+				 (1 << 1) | (1 << 0)) /* ccs timeout */
+
+/* CE_VERSION */
+#define SOFT_RST_ON		(1 << 31)
+#define SOFT_RST_OFF		0
+
 static inline u32 sh_mmcif_readl(void __iomem *addr, int reg)
 {
 	return readl(addr + reg);
@@ -145,21 +178,20 @@ static inline int sh_mmcif_boot_do_read(void __iomem *base,
 
 static inline void sh_mmcif_boot_init(void __iomem *base)
 {
-	unsigned long tmp;
-
 	/* reset */
-	tmp = sh_mmcif_readl(base, MMCIF_CE_VERSION);
-	sh_mmcif_writel(base, MMCIF_CE_VERSION, tmp | 0x80000000);
-	sh_mmcif_writel(base, MMCIF_CE_VERSION, tmp & ~0x80000000);
+	sh_mmcif_writel(base, MMCIF_CE_VERSION, SOFT_RST_ON);
+	sh_mmcif_writel(base, MMCIF_CE_VERSION, SOFT_RST_OFF);
 
 	/* byte swap */
-	sh_mmcif_writel(base, MMCIF_CE_BUF_ACC, 0x00010000);
+	sh_mmcif_writel(base, MMCIF_CE_BUF_ACC, BUF_ACC_ATYP);
 
 	/* Set block size in MMCIF hardware */
 	sh_mmcif_writel(base, MMCIF_CE_BLOCK_SET, SH_MMCIF_BBS);
 
-	/* Enable the clock, set it to Bus clock/256 (about 325Khz)*/
-	sh_mmcif_writel(base, MMCIF_CE_CLK_CTRL, 0x01072fff);
+	/* Enable the clock, set it to Bus clock/256 (about 325Khz). */
+	sh_mmcif_writel(base, MMCIF_CE_CLK_CTRL,
+			CLK_ENABLE | CLKDIV_256 | SRSPTO_256 |
+			SRBSYTO_29 | SRWDTO_29 | SCCSTO_29);
 
 	/* CMD0 */
 	sh_mmcif_boot_cmd(base, 0x00000040, 0);
@@ -184,7 +216,9 @@ static inline void sh_mmcif_boot_slurp(void __iomem *base,
 	unsigned long tmp;
 
 	/* In data transfer mode: Set clock to Bus clock/4 (about 20Mhz) */
-	sh_mmcif_writel(base, MMCIF_CE_CLK_CTRL, 0x01012fff);
+	sh_mmcif_writel(base, MMCIF_CE_CLK_CTRL,
+			CLK_ENABLE | CLKDIV_4 | SRSPTO_256 |
+			SRBSYTO_29 | SRWDTO_29 | SCCSTO_29);
 
 	/* CMD9 - Get CSD */
 	sh_mmcif_boot_cmd(base, 0x09806000, 0x00010000);

include/linux/module.h

@@ -308,6 +308,9 @@ struct module
 	/* The size of the executable code in each section.  */
 	unsigned int init_text_size, core_text_size;
 
+	/* Size of RO sections of the module (text+rodata) */
+	unsigned int init_ro_size, core_ro_size;
+
 	/* Arch-specific module values */
 	struct mod_arch_specific arch;
 
@@ -517,7 +520,7 @@ static inline void __module_get(struct module *module)
 #define symbol_put_addr(p) do { } while(0)
 
 #endif /* CONFIG_MODULE_UNLOAD */
-int use_module(struct module *a, struct module *b);
+int ref_module(struct module *a, struct module *b);
 
 /* This is a #define so the string doesn't get put in every .o file */
 #define module_name(mod)			\
@@ -672,7 +675,6 @@ static inline int module_get_iter_tracepoints(struct tracepoint_iter *iter)
 {
 	return 0;
 }
-
 #endif /* CONFIG_MODULES */
 
 #ifdef CONFIG_SYSFS
@@ -687,6 +689,13 @@ extern int module_sysfs_initialized;
 
 #define __MODULE_STRING(x) __stringify(x)
 
+#ifdef CONFIG_DEBUG_SET_MODULE_RONX
+extern void set_all_modules_text_rw(void);
+extern void set_all_modules_text_ro(void);
+#else
+static inline void set_all_modules_text_rw(void) { }
+static inline void set_all_modules_text_ro(void) { }
+#endif
 
 #ifdef CONFIG_GENERIC_BUG
 void module_bug_finalize(const Elf_Ehdr *, const Elf_Shdr *,

include/linux/mount.h

@@ -13,6 +13,7 @@
 #include <linux/list.h>
 #include <linux/nodemask.h>
 #include <linux/spinlock.h>
+#include <linux/seqlock.h>
 #include <asm/atomic.h>
 
 struct super_block;
@@ -46,12 +47,24 @@ struct mnt_namespace;
 
 #define MNT_INTERNAL	0x4000
 
+struct mnt_pcp {
+	int mnt_count;
+	int mnt_writers;
+};
+
 struct vfsmount {
 	struct list_head mnt_hash;
 	struct vfsmount *mnt_parent;	/* fs we are mounted on */
 	struct dentry *mnt_mountpoint;	/* dentry of mountpoint */
 	struct dentry *mnt_root;	/* root of the mounted tree */
 	struct super_block *mnt_sb;	/* pointer to superblock */
+#ifdef CONFIG_SMP
+	struct mnt_pcp __percpu *mnt_pcp;
+	atomic_t mnt_longrefs;
+#else
+	int mnt_count;
+	int mnt_writers;
+#endif
 	struct list_head mnt_mounts;	/* list of children, anchored here */
 	struct list_head mnt_child;	/* and going through their mnt_child */
 	int mnt_flags;
@@ -70,57 +83,25 @@ struct vfsmount {
 	struct mnt_namespace *mnt_ns;	/* containing namespace */
 	int mnt_id;			/* mount identifier */
 	int mnt_group_id;		/* peer group identifier */
-	/*
-	 * We put mnt_count & mnt_expiry_mark at the end of struct vfsmount
-	 * to let these frequently modified fields in a separate cache line
-	 * (so that reads of mnt_flags wont ping-pong on SMP machines)
-	 */
-	atomic_t mnt_count;
 	int mnt_expiry_mark;		/* true if marked for expiry */
 	int mnt_pinned;
 	int mnt_ghosts;
-#ifdef CONFIG_SMP
-	int __percpu *mnt_writers;
-#else
-	int mnt_writers;
-#endif
 };
 
-static inline int *get_mnt_writers_ptr(struct vfsmount *mnt)
-{
-#ifdef CONFIG_SMP
-	return mnt->mnt_writers;
-#else
-	return &mnt->mnt_writers;
-#endif
-}
-
-static inline struct vfsmount *mntget(struct vfsmount *mnt)
-{
-	if (mnt)
-		atomic_inc(&mnt->mnt_count);
-	return mnt;
-}
-
 struct file; /* forward dec */
 
 extern int mnt_want_write(struct vfsmount *mnt);
 extern int mnt_want_write_file(struct file *file);
 extern int mnt_clone_write(struct vfsmount *mnt);
 extern void mnt_drop_write(struct vfsmount *mnt);
-extern void mntput_no_expire(struct vfsmount *mnt);
+extern void mntput(struct vfsmount *mnt);
+extern struct vfsmount *mntget(struct vfsmount *mnt);
+extern void mntput_long(struct vfsmount *mnt);
+extern struct vfsmount *mntget_long(struct vfsmount *mnt);
 extern void mnt_pin(struct vfsmount *mnt);
 extern void mnt_unpin(struct vfsmount *mnt);
 extern int __mnt_is_readonly(struct vfsmount *mnt);
 
-static inline void mntput(struct vfsmount *mnt)
-{
-	if (mnt) {
-		mnt->mnt_expiry_mark = 0;
-		mntput_no_expire(mnt);
-	}
-}
-
 extern struct vfsmount *do_kern_mount(const char *fstype, int flags,
 				      const char *name, void *data);
 

include/linux/mutex.h

@@ -160,4 +160,8 @@ extern int mutex_trylock(struct mutex *lock);
 extern void mutex_unlock(struct mutex *lock);
 extern int atomic_dec_and_mutex_lock(atomic_t *cnt, struct mutex *lock);
 
+#ifndef CONFIG_HAVE_ARCH_MUTEX_CPU_RELAX
+#define arch_mutex_cpu_relax()	cpu_relax()
+#endif
+
 #endif

include/linux/namei.h

@@ -19,7 +19,10 @@ struct nameidata {
 	struct path	path;
 	struct qstr	last;
 	struct path	root;
+	struct file	*file;
+	struct inode	*inode; /* path.dentry.d_inode */
 	unsigned int	flags;
+	unsigned	seq;
 	int		last_type;
 	unsigned	depth;
 	char *saved_names[MAX_NESTED_LINKS + 1];
@@ -41,14 +44,15 @@ enum {LAST_NORM, LAST_ROOT, LAST_DOT, LAST_DOTDOT, LAST_BIND};
  *  - require a directory
  *  - ending slashes ok even for nonexistent files
  *  - internal "there are more path components" flag
- *  - locked when lookup done with dcache_lock held
  *  - dentry cache is untrusted; force a real lookup
  */
-#define LOOKUP_FOLLOW		 1
-#define LOOKUP_DIRECTORY	 2
-#define LOOKUP_CONTINUE		 4
-#define LOOKUP_PARENT		16
-#define LOOKUP_REVAL		64
+#define LOOKUP_FOLLOW		0x0001
+#define LOOKUP_DIRECTORY	0x0002
+#define LOOKUP_CONTINUE		0x0004
+
+#define LOOKUP_PARENT		0x0010
+#define LOOKUP_REVAL		0x0020
+#define LOOKUP_RCU		0x0040
 /*
  * Intent data
  */

include/linux/ncp_fs.h

@@ -184,13 +184,13 @@ struct ncp_entry_info {
 	__u8			file_handle[6];
 };
 
-static inline struct ncp_server *NCP_SBP(struct super_block *sb)
+static inline struct ncp_server *NCP_SBP(const struct super_block *sb)
 {
 	return sb->s_fs_info;
 }
 
 #define NCP_SERVER(inode)	NCP_SBP((inode)->i_sb)
-static inline struct ncp_inode_info *NCP_FINFO(struct inode *inode)
+static inline struct ncp_inode_info *NCP_FINFO(const struct inode *inode)
 {
 	return container_of(inode, struct ncp_inode_info, vfs_inode);
 }

include/linux/netdevice.h

@@ -493,6 +493,8 @@ static inline void napi_synchronize(const struct napi_struct *n)
 enum netdev_queue_state_t {
 	__QUEUE_STATE_XOFF,
 	__QUEUE_STATE_FROZEN,
+#define QUEUE_STATE_XOFF_OR_FROZEN ((1 << __QUEUE_STATE_XOFF)		| \
+				    (1 << __QUEUE_STATE_FROZEN))
 };
 
 struct netdev_queue {
@@ -503,6 +505,12 @@ struct netdev_queue {
 	struct Qdisc		*qdisc;
 	unsigned long		state;
 	struct Qdisc		*qdisc_sleeping;
+#ifdef CONFIG_RPS
+	struct kobject		kobj;
+#endif
+#if defined(CONFIG_XPS) && defined(CONFIG_NUMA)
+	int			numa_node;
+#endif
 /*
  * write mostly part
  */
@@ -517,6 +525,22 @@ struct netdev_queue {
 	u64			tx_dropped;
 } ____cacheline_aligned_in_smp;
 
+static inline int netdev_queue_numa_node_read(const struct netdev_queue *q)
+{
+#if defined(CONFIG_XPS) && defined(CONFIG_NUMA)
+	return q->numa_node;
+#else
+	return NUMA_NO_NODE;
+#endif
+}
+
+static inline void netdev_queue_numa_node_write(struct netdev_queue *q, int node)
+{
+#if defined(CONFIG_XPS) && defined(CONFIG_NUMA)
+	q->numa_node = node;
+#endif
+}
+
 #ifdef CONFIG_RPS
 /*
  * This structure holds an RPS map which can be of variable length.  The
@@ -592,11 +616,36 @@ struct netdev_rx_queue {
 	struct rps_map __rcu		*rps_map;
 	struct rps_dev_flow_table __rcu	*rps_flow_table;
 	struct kobject			kobj;
-	struct netdev_rx_queue		*first;
-	atomic_t			count;
+	struct net_device		*dev;
 } ____cacheline_aligned_in_smp;
 #endif /* CONFIG_RPS */
 
+#ifdef CONFIG_XPS
+/*
+ * This structure holds an XPS map which can be of variable length.  The
+ * map is an array of queues.
+ */
+struct xps_map {
+	unsigned int len;
+	unsigned int alloc_len;
+	struct rcu_head rcu;
+	u16 queues[0];
+};
+#define XPS_MAP_SIZE(_num) (sizeof(struct xps_map) + (_num * sizeof(u16)))
+#define XPS_MIN_MAP_ALLOC ((L1_CACHE_BYTES - sizeof(struct xps_map))	\
+    / sizeof(u16))
+
+/*
+ * This structure holds all XPS maps for device.  Maps are indexed by CPU.
+ */
+struct xps_dev_maps {
+	struct rcu_head rcu;
+	struct xps_map __rcu *cpu_map[0];
+};
+#define XPS_DEV_MAPS_SIZE (sizeof(struct xps_dev_maps) +		\
+    (nr_cpu_ids * sizeof(struct xps_map *)))
+#endif /* CONFIG_XPS */
+
 /*
  * This structure defines the management hooks for network devices.
  * The following hooks can be defined; unless noted otherwise, they are
@@ -683,7 +732,7 @@ struct netdev_rx_queue {
  *	   neither operation.
  *
  * void (*ndo_vlan_rx_register)(struct net_device *dev, struct vlan_group *grp);
- *	If device support VLAN receive accleration
+ *	If device support VLAN receive acceleration
  *	(ie. dev->features & NETIF_F_HW_VLAN_RX), then this function is called
  *	when vlan groups for the device changes.  Note: grp is NULL
  *	if no vlan's groups are being used.
@@ -995,8 +1044,8 @@ struct net_device {
 	unsigned int		real_num_rx_queues;
 #endif
 
-	rx_handler_func_t	*rx_handler;
-	void			*rx_handler_data;
+	rx_handler_func_t __rcu	*rx_handler;
+	void __rcu		*rx_handler_data;
 
 	struct netdev_queue __rcu *ingress_queue;
 
@@ -1017,6 +1066,10 @@ struct net_device {
 	unsigned long		tx_queue_len;	/* Max frames per queue allowed */
 	spinlock_t		tx_global_lock;
 
+#ifdef CONFIG_XPS
+	struct xps_dev_maps __rcu *xps_maps;
+#endif
+
 	/* These may be needed for future network-power-down code. */
 
 	/*
@@ -1307,7 +1360,8 @@ static inline struct net_device *first_net_device(struct net *net)
 
 extern int 			netdev_boot_setup_check(struct net_device *dev);
 extern unsigned long		netdev_boot_base(const char *prefix, int unit);
-extern struct net_device    *dev_getbyhwaddr(struct net *net, unsigned short type, char *hwaddr);
+extern struct net_device *dev_getbyhwaddr_rcu(struct net *net, unsigned short type,
+					      const char *hwaddr);
 extern struct net_device *dev_getfirstbyhwtype(struct net *net, unsigned short type);
 extern struct net_device *__dev_getfirstbyhwtype(struct net *net, unsigned short type);
 extern void		dev_add_pack(struct packet_type *pt);
@@ -1600,9 +1654,9 @@ static inline int netif_queue_stopped(const struct net_device *dev)
 	return netif_tx_queue_stopped(netdev_get_tx_queue(dev, 0));
 }
 
-static inline int netif_tx_queue_frozen(const struct netdev_queue *dev_queue)
+static inline int netif_tx_queue_frozen_or_stopped(const struct netdev_queue *dev_queue)
 {
-	return test_bit(__QUEUE_STATE_FROZEN, &dev_queue->state);
+	return dev_queue->state & QUEUE_STATE_XOFF_OR_FROZEN;
 }
 
 /**
@@ -1693,6 +1747,16 @@ static inline void netif_wake_subqueue(struct net_device *dev, u16 queue_index)
 		__netif_schedule(txq->qdisc);
 }
 
+/*
+ * Returns a Tx hash for the given packet when dev->real_num_tx_queues is used
+ * as a distribution range limit for the returned value.
+ */
+static inline u16 skb_tx_hash(const struct net_device *dev,
+			      const struct sk_buff *skb)
+{
+	return __skb_tx_hash(dev, skb, dev->real_num_tx_queues);
+}
+
 /**
  *	netif_is_multiqueue - test if device has multiple transmit queues
  *	@dev: network device
@@ -2239,6 +2303,8 @@ unsigned long netdev_fix_features(unsigned long features, const char *name);
 void netif_stacked_transfer_operstate(const struct net_device *rootdev,
 					struct net_device *dev);
 
+int netif_get_vlan_features(struct sk_buff *skb, struct net_device *dev);
+
 static inline int net_gso_ok(int features, int gso_type)
 {
 	int feature = gso_type << NETIF_F_GSO_SHIFT;
@@ -2254,10 +2320,7 @@ static inline int skb_gso_ok(struct sk_buff *skb, int features)
 static inline int netif_needs_gso(struct net_device *dev, struct sk_buff *skb)
 {
 	if (skb_is_gso(skb)) {
-		int features = dev->features;
-
-		if (skb->protocol == htons(ETH_P_8021Q) || skb->vlan_tci)
-			features &= dev->vlan_features;
+		int features = netif_get_vlan_features(skb, dev);
 
 		return (!skb_gso_ok(skb, features) ||
 			unlikely(skb->ip_summed != CHECKSUM_PARTIAL));

include/linux/netfilter.h

@@ -33,6 +33,8 @@
 
 #define NF_QUEUE_NR(x) ((((x) << NF_VERDICT_BITS) & NF_VERDICT_QMASK) | NF_QUEUE)
 
+#define NF_DROP_ERR(x) (((-x) << NF_VERDICT_BITS) | NF_DROP)
+
 /* only for userspace compatibility */
 #ifndef __KERNEL__
 /* Generic cache responses from hook functions.
@@ -215,7 +217,7 @@ NF_HOOK_COND(uint8_t pf, unsigned int hook, struct sk_buff *skb,
 	int ret;
 
 	if (!cond ||
-	    (ret = nf_hook_thresh(pf, hook, skb, in, out, okfn, INT_MIN) == 1))
+	    ((ret = nf_hook_thresh(pf, hook, skb, in, out, okfn, INT_MIN)) == 1))
 		ret = okfn(skb);
 	return ret;
 }

include/linux/netlink.h

@@ -70,7 +70,7 @@ struct nlmsghdr {
    Check		NLM_F_EXCL
  */
 
-#define NLMSG_ALIGNTO	4
+#define NLMSG_ALIGNTO	4U
 #define NLMSG_ALIGN(len) ( ((len)+NLMSG_ALIGNTO-1) & ~(NLMSG_ALIGNTO-1) )
 #define NLMSG_HDRLEN	 ((int) NLMSG_ALIGN(sizeof(struct nlmsghdr)))
 #define NLMSG_LENGTH(len) ((len)+NLMSG_ALIGN(NLMSG_HDRLEN))

include/linux/nfs_fs.h

@@ -351,7 +351,7 @@ extern int nfs_refresh_inode(struct inode *, struct nfs_fattr *);
 extern int nfs_post_op_update_inode(struct inode *inode, struct nfs_fattr *fattr);
 extern int nfs_post_op_update_inode_force_wcc(struct inode *inode, struct nfs_fattr *fattr);
 extern int nfs_getattr(struct vfsmount *, struct dentry *, struct kstat *);
-extern int nfs_permission(struct inode *, int);
+extern int nfs_permission(struct inode *, int, unsigned int);
 extern int nfs_open(struct inode *, struct file *);
 extern int nfs_release(struct inode *, struct file *);
 extern int nfs_attribute_timeout(struct inode *inode);
@@ -401,6 +401,7 @@ extern const struct inode_operations nfs3_file_inode_operations;
 #endif /* CONFIG_NFS_V3 */
 extern const struct file_operations nfs_file_operations;
 extern const struct address_space_operations nfs_file_aops;
+extern const struct address_space_operations nfs_dir_aops;
 
 static inline struct nfs_open_context *nfs_file_open_context(struct file *filp)
 {
@@ -593,12 +594,6 @@ nfs_fileid_to_ino_t(u64 fileid)
 	return ino;
 }
 
-#define nfs_wait_event(clnt, wq, condition)				\
-({									\
-	int __retval = wait_event_killable(wq, condition);		\
-	__retval;							\
-})
-
 #define NFS_JUKEBOX_RETRY_TIME (5 * HZ)
 
 #endif /* __KERNEL__ */