diff options
| author | Dan Williams <dan.j.williams@intel.com> | 2017-01-26 23:30:05 -0800 |
|---|---|---|
| committer | Dan Williams <dan.j.williams@intel.com> | 2017-04-20 11:57:52 -0700 |
| commit | d8f07aee3f2fd959878bf614d4e984900018eb9e (patch) | |
| tree | c9931d6bed75fdf3516b1d079cae841e9e97e2fe | |
| parent | 7a2765f6e82063f348ebce78c28eceff741689d4 (diff) | |
block: kill bdev_dax_capable()
This is leftover dead code that has since been replaced by
bdev_dax_supported().
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
| -rw-r--r-- | fs/block_dev.c | 24 | ||||
| -rw-r--r-- | include/linux/blkdev.h | 1 |
2 files changed, 0 insertions, 25 deletions
diff --git a/fs/block_dev.c b/fs/block_dev.c index 2eca00ec4370..7f40ea2f0875 100644 --- a/fs/block_dev.c +++ b/fs/block_dev.c @@ -807,30 +807,6 @@ int bdev_dax_supported(struct super_block *sb, int blocksize) } EXPORT_SYMBOL_GPL(bdev_dax_supported); -/** - * bdev_dax_capable() - Return if the raw device is capable for dax - * @bdev: The device for raw block device access - */ -bool bdev_dax_capable(struct block_device *bdev) -{ - struct blk_dax_ctl dax = { - .size = PAGE_SIZE, - }; - - if (!IS_ENABLED(CONFIG_FS_DAX)) - return false; - - dax.sector = 0; - if (bdev_direct_access(bdev, &dax) < 0) - return false; - - dax.sector = bdev->bd_part->nr_sects - (PAGE_SIZE / 512); - if (bdev_direct_access(bdev, &dax) < 0) - return false; - - return true; -} - /* * pseudo-fs */ diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 5a7da607ca04..f72708399b83 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -1958,7 +1958,6 @@ extern int bdev_write_page(struct block_device *, sector_t, struct page *, struct writeback_control *); extern long bdev_direct_access(struct block_device *, struct blk_dax_ctl *); extern int bdev_dax_supported(struct super_block *, int); -extern bool bdev_dax_capable(struct block_device *); #else /* CONFIG_BLOCK */ struct block_device; |