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| author | Chaitanya Kulkarni <chaitanya.kulkarni@hgst.com> | 2016-11-30 23:28:58 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2016-12-01 17:58:40 +0300 |
| commit | e73c23ff736e1ea371dfa419d7bf8e77ee53044a (patch) | |
| tree | 0c31b23f95f72106ed12776a5343b17986d3c7bc /include/linux/blkdev.h | |
| parent | b02d8aaea12463f573c5ef485c638ab12628dc5e (diff) | |
| download | linux-e73c23ff736e1ea371dfa419d7bf8e77ee53044a.tar.xz | |
block: add async variant of blkdev_issue_zeroout
Similar to __blkdev_issue_discard this variant allows submitting
the final bio asynchronously and chaining multiple ranges
into a single completion.
Signed-off-by: Chaitanya Kulkarni <chaitanya.kulkarni@hgst.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'include/linux/blkdev.h')
| -rw-r--r-- | include/linux/blkdev.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 541fdd8787a5..7e9d8a0895be 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -1269,6 +1269,9 @@ extern int __blkdev_issue_discard(struct block_device *bdev, sector_t sector, struct bio **biop); extern int blkdev_issue_write_same(struct block_device *bdev, sector_t sector, sector_t nr_sects, gfp_t gfp_mask, struct page *page); +extern int __blkdev_issue_zeroout(struct block_device *bdev, sector_t sector, + sector_t nr_sects, gfp_t gfp_mask, struct bio **biop, + bool discard); extern int blkdev_issue_zeroout(struct block_device *bdev, sector_t sector, sector_t nr_sects, gfp_t gfp_mask, bool discard); static inline int sb_issue_discard(struct super_block *sb, sector_t block, |