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Merge branch 'sh/stable-updates'

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This commit is contained in:
Paul Mundt 2009-08-15 12:59:42 +09:00
commit 60e0a4c7ad
45 changed files with 1042 additions and 411 deletions
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49
include/linux/perf_counter.h
View file

@ -115,7 +115,7 @@ enum perf_counter_sample_format {
PERF_SAMPLE_TID = 1U << 1,
PERF_SAMPLE_TIME = 1U << 2,
PERF_SAMPLE_ADDR = 1U << 3,
PERF_SAMPLE_GROUP = 1U << 4,
PERF_SAMPLE_READ = 1U << 4,
PERF_SAMPLE_CALLCHAIN = 1U << 5,
PERF_SAMPLE_ID = 1U << 6,
PERF_SAMPLE_CPU = 1U << 7,
@ -127,16 +127,32 @@ enum perf_counter_sample_format {
};
/*
* Bits that can be set in attr.read_format to request that
* reads on the counter should return the indicated quantities,
* in increasing order of bit value, after the counter value.
* The format of the data returned by read() on a perf counter fd,
* as specified by attr.read_format:
*
* struct read_format {
* { u64 value;
* { u64 time_enabled; } && PERF_FORMAT_ENABLED
* { u64 time_running; } && PERF_FORMAT_RUNNING
* { u64 id; } && PERF_FORMAT_ID
* } && !PERF_FORMAT_GROUP
*
* { u64 nr;
* { u64 time_enabled; } && PERF_FORMAT_ENABLED
* { u64 time_running; } && PERF_FORMAT_RUNNING
* { u64 value;
* { u64 id; } && PERF_FORMAT_ID
* } cntr[nr];
* } && PERF_FORMAT_GROUP
* };
*/
enum perf_counter_read_format {
PERF_FORMAT_TOTAL_TIME_ENABLED = 1U << 0,
PERF_FORMAT_TOTAL_TIME_RUNNING = 1U << 1,
PERF_FORMAT_ID = 1U << 2,
PERF_FORMAT_GROUP = 1U << 3,
PERF_FORMAT_MAX = 1U << 3, /* non-ABI */
PERF_FORMAT_MAX = 1U << 4, /* non-ABI */
};
#define PERF_ATTR_SIZE_VER0 64 /* sizeof first published struct */
@ -343,10 +359,8 @@ enum perf_event_type {
* struct {
* struct perf_event_header header;
* u32 pid, tid;
* u64 value;
* { u64 time_enabled; } && PERF_FORMAT_ENABLED
* { u64 time_running; } && PERF_FORMAT_RUNNING
* { u64 parent_id; } && PERF_FORMAT_ID
*
* struct read_format values;
* };
*/
PERF_EVENT_READ = 8,
@ -364,11 +378,22 @@ enum perf_event_type {
* { u32 cpu, res; } && PERF_SAMPLE_CPU
* { u64 period; } && PERF_SAMPLE_PERIOD
*
* { u64 nr;
* { u64 id, val; } cnt[nr]; } && PERF_SAMPLE_GROUP
* { struct read_format values; } && PERF_SAMPLE_READ
*
* { u64 nr,
* u64 ips[nr]; } && PERF_SAMPLE_CALLCHAIN
*
* #
* # The RAW record below is opaque data wrt the ABI
* #
* # That is, the ABI doesn't make any promises wrt to
* # the stability of its content, it may vary depending
* # on event, hardware, kernel version and phase of
* # the moon.
* #
* # In other words, PERF_SAMPLE_RAW contents are not an ABI.
* #
*
* { u32 size;
* char data[size];}&& PERF_SAMPLE_RAW
* };
@ -694,6 +719,8 @@ struct perf_sample_data {
extern int perf_counter_overflow(struct perf_counter *counter, int nmi,
struct perf_sample_data *data);
extern void perf_counter_output(struct perf_counter *counter, int nmi,
struct perf_sample_data *data);
/*
* Return 1 for a software counter, 0 for a hardware counter

9
include/linux/wait.h
View file

@ -77,7 +77,14 @@ struct task_struct;
#define __WAIT_BIT_KEY_INITIALIZER(word, bit) \
{ .flags = word, .bit_nr = bit, }
extern void init_waitqueue_head(wait_queue_head_t *q);
extern void __init_waitqueue_head(wait_queue_head_t *q, struct lock_class_key *);
#define init_waitqueue_head(q) \
do { \
static struct lock_class_key __key; \
\
__init_waitqueue_head((q), &__key); \
} while (0)
#ifdef CONFIG_LOCKDEP
# define __WAIT_QUEUE_HEAD_INIT_ONSTACK(name) \