Commit 00c5495c authored by Ming Lei's avatar Ming Lei Committed by Jens Axboe
Browse files

zram: replace fsync_bdev with sync_blockdev 



When calling fsync_bdev(), zram driver guarantees that the bdev won't be
opened by anyone, then there can't be one active fs/superblock over the
zram bdev, so replace fsync_bdev with sync_blockdev.

Reviewed-by: default avatarLuis Chamberlain <mcgrof@kernel.org>
Signed-off-by: default avatarMing Lei <ming.lei@redhat.com>
Acked-by: default avatarMinchan Kim <minchan@kernel.org>
Link: https://lore.kernel.org/r/20211025025426.2815424-5-ming.lei@redhat.com


Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 5a4b6536

drivers/block/zram/zram_drv.c

+2 −2
Original line number Diff line number Diff line
@@ -1790,7 +1790,7 @@ static ssize_t reset_store(struct device *dev, 
	mutex_unlock(&bdev->bd_disk->open_mutex);



	/* Make sure all the pending I/O are finished */

	fsync_bdev(bdev);

	sync_blockdev(bdev);

	zram_reset_device(zram);



	mutex_lock(&bdev->bd_disk->open_mutex);
@@ -1995,7 +1995,7 @@ static int zram_remove(struct zram *zram) 
		;

	} else {

		/* Make sure all the pending I/O are finished */

		fsync_bdev(bdev);

		sync_blockdev(bdev);

		zram_reset_device(zram);

	}