This is leftover dead code that has since been replaced by
bdev_dax_supported().
Signed-off-by: Dan Williams <dan.j.williams@xxxxxxxxx>
---
fs/block_dev.c | 24 ------------------------
include/linux/blkdev.h | 1 -
2 files changed, 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;
--
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