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x86, libnvdimm, pmem: remove global pmem api

Browse source 
Now that all callers of the pmem api have been converted to dax helpers that
call back to the pmem driver, we can remove include/linux/pmem.h and
asm/pmem.h.

Cc: <[email protected]>
Cc: Jeff Moyer <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: Christoph Hellwig <[email protected]>
Cc: Toshi Kani <[email protected]>
Cc: Oliver O'Halloran <[email protected]>
Cc: Ross Zwisler <[email protected]>
Reviewed-by: Jan Kara <[email protected]>
Signed-off-by: Dan Williams <[email protected]>
This commit is contained in:
Dan Williams 2017-01-13 20:36:58 -08:00
commit ca6a4657e5
12 changed files with 14 additions and 120 deletions
Download patch file Download diff file Expand all files Collapse all files

1
drivers/nvdimm/claim.c
View file

@ -12,7 +12,6 @@
*/
#include <linux/device.h>
#include <linux/sizes.h>
#include <linux/pmem.h>
#include "nd-core.h"
#include "pmem.h"
#include "pfn.h"

8
drivers/nvdimm/dimm_devs.c
View file

@ -20,6 +20,7 @@
#include <linux/mm.h>
#include "nd-core.h"
#include "label.h"
#include "pmem.h"
#include "nd.h"
static DEFINE_IDA(dimm_ida);
@ -235,6 +236,13 @@ struct nvdimm *nd_blk_region_to_dimm(struct nd_blk_region *ndbr)
}
EXPORT_SYMBOL_GPL(nd_blk_region_to_dimm);
unsigned long nd_blk_memremap_flags(struct nd_blk_region *ndbr)
{
/* pmem mapping properties are private to libnvdimm */
return ARCH_MEMREMAP_PMEM;
}
EXPORT_SYMBOL_GPL(nd_blk_memremap_flags);
struct nvdimm_drvdata *to_ndd(struct nd_mapping *nd_mapping)
{
struct nvdimm *nvdimm = nd_mapping->nvdimm;

6
drivers/nvdimm/namespace_devs.c
View file

@ -14,10 +14,10 @@
#include <linux/device.h>
#include <linux/sort.h>
#include <linux/slab.h>
#include <linux/pmem.h>
#include <linux/list.h>
#include <linux/nd.h>
#include "nd-core.h"
#include "pmem.h"
#include "nd.h"
static void namespace_io_release(struct device *dev)
@ -155,11 +155,7 @@ bool pmem_should_map_pages(struct device *dev)
IORES_DESC_NONE) == REGION_MIXED)
return false;
#ifdef ARCH_MEMREMAP_PMEM
return ARCH_MEMREMAP_PMEM == MEMREMAP_WB;
#else
return false;
#endif
}
EXPORT_SYMBOL(pmem_should_map_pages);

1
drivers/nvdimm/pmem.c
View file

@ -28,7 +28,6 @@
#include <linux/blk-mq.h>
#include <linux/pfn_t.h>
#include <linux/slab.h>
#include <linux/pmem.h>
#include <linux/uio.h>
#include <linux/dax.h>
#include <linux/nd.h>

2
drivers/nvdimm/pmem.h
View file

@ -6,9 +6,11 @@
#include <linux/fs.h>
#ifdef CONFIG_ARCH_HAS_PMEM_API
#define ARCH_MEMREMAP_PMEM MEMREMAP_WB
void arch_wb_cache_pmem(void *addr, size_t size);
void arch_invalidate_pmem(void *addr, size_t size);
#else
#define ARCH_MEMREMAP_PMEM MEMREMAP_WT
static inline void arch_wb_cache_pmem(void *addr, size_t size)
{
}

1
drivers/nvdimm/region_devs.c
View file

@ -15,7 +15,6 @@
#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/hash.h>
#include <linux/pmem.h>
#include <linux/sort.h>
#include <linux/io.h>
#include <linux/nd.h>