diff options
| author | Yuezhang Mo <Yuezhang.Mo@sony.com> | 2022-04-12 12:23:10 +0900 |
|---|---|---|
| committer | Namjae Jeon <linkinjeon@kernel.org> | 2022-05-23 11:17:30 +0900 |
| commit | 97d6fb1b48f5e6f6d58028593defe8a23641b0b4 (patch) | |
| tree | 25ac3bf238f7da9006951e87b6c359a1d04b6f6b /include/linux/blkdev.h | |
| parent | 9b002894b4c252169abc26720452bf3746114b20 (diff) | |
block: add sync_blockdev_range()
sync_blockdev_range() is to support syncing multiple sectors
with as few block device requests as possible, it is helpful
to make the block device to give full play to its performance.
Signed-off-by: Yuezhang Mo <Yuezhang.Mo@sony.com>
Suggested-by: Christoph Hellwig <hch@infradead.org>
Reviewed-by: Andy Wu <Andy.Wu@sony.com>
Reviewed-by: Aoyama Wataru <wataru.aoyama@sony.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jens Axboe <axboe@kernel.dk>
Acked-by: Sungjong Seo <sj1557.seo@samsung.com>
Signed-off-by: Namjae Jeon <linkinjeon@kernel.org>
Diffstat (limited to 'include/linux/blkdev.h')
| -rw-r--r-- | include/linux/blkdev.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 60d016138997..331cc6918ee9 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -1547,6 +1547,7 @@ int truncate_bdev_range(struct block_device *bdev, fmode_t mode, loff_t lstart, #ifdef CONFIG_BLOCK void invalidate_bdev(struct block_device *bdev); int sync_blockdev(struct block_device *bdev); +int sync_blockdev_range(struct block_device *bdev, loff_t lstart, loff_t lend); int sync_blockdev_nowait(struct block_device *bdev); void sync_bdevs(bool wait); void printk_all_partitions(void); |