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block: simplify the block device syncing code

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Get rid of the indirections and just provide a sync_bdevs
helper for the generic sync code.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20211019062530.2174626-8-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2021-10-19 08:25:30 +02:00 • committed by Jens Axboe
parent 680e667bc2
commit 1e03a36bdf
4 changed files with 22 additions and 28 deletions
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4
include/linux/blkdev.h
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@ -1267,6 +1267,7 @@ int truncate_bdev_range(struct block_device *bdev, fmode_t mode, loff_t lstart,
void invalidate_bdev(struct block_device *bdev);
int sync_blockdev(struct block_device *bdev);
int sync_blockdev_nowait(struct block_device *bdev);
void sync_bdevs(bool wait);
#else
static inline void invalidate_bdev(struct block_device *bdev)
{
@ -1279,6 +1280,9 @@ static inline int sync_blockdev_nowait(struct block_device *bdev)
{
return 0;
}
static inline void sync_bdevs(bool wait)
{
}
#endif
int fsync_bdev(struct block_device *bdev);