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| author | Dan Williams <dan.j.williams@intel.com> | 2017-05-04 23:38:43 -0700 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2017-05-04 23:38:43 -0700 |
| commit | 736163671bcb163fc82600b46c83dfa89d532d95 (patch) | |
| tree | 0639dc9d9fa180450b4e8fbda706eaae5f1876da /block | |
| parent | d5483feda85a8f39ee2e940e279547c686aac30c (diff) | |
| parent | 1ef97fe4f8abd3317d5c3c860f990e02c2633959 (diff) | |
Merge branch 'for-4.12/dax' into libnvdimm-for-next
Diffstat (limited to 'block')
| -rw-r--r-- | block/Kconfig | 1 | ||||
| -rw-r--r-- | block/partition-generic.c | 17 |
2 files changed, 3 insertions, 15 deletions
diff --git a/block/Kconfig b/block/Kconfig index e9f780f815f5..93da7fc3f254 100644 --- a/block/Kconfig +++ b/block/Kconfig @@ -6,6 +6,7 @@ menuconfig BLOCK default y select SBITMAP select SRCU + select DAX help Provide block layer support for the kernel. diff --git a/block/partition-generic.c b/block/partition-generic.c index 7afb9907821f..5dfac337b0f2 100644 --- a/block/partition-generic.c +++ b/block/partition-generic.c @@ -16,7 +16,6 @@ #include <linux/kmod.h> #include <linux/ctype.h> #include <linux/genhd.h> -#include <linux/dax.h> #include <linux/blktrace_api.h> #include "partitions/check.h" @@ -631,24 +630,12 @@ int invalidate_partitions(struct gendisk *disk, struct block_device *bdev) return 0; } -static struct page *read_pagecache_sector(struct block_device *bdev, sector_t n) -{ - struct address_space *mapping = bdev->bd_inode->i_mapping; - - return read_mapping_page(mapping, (pgoff_t)(n >> (PAGE_SHIFT-9)), - NULL); -} - unsigned char *read_dev_sector(struct block_device *bdev, sector_t n, Sector *p) { + struct address_space *mapping = bdev->bd_inode->i_mapping; struct page *page; - /* don't populate page cache for dax capable devices */ - if (IS_DAX(bdev->bd_inode)) - page = read_dax_sector(bdev, n); - else - page = read_pagecache_sector(bdev, n); - + page = read_mapping_page(mapping, (pgoff_t)(n >> (PAGE_SHIFT-9)), NULL); if (!IS_ERR(page)) { if (PageError(page)) goto fail; |