diff options
| author | Christoph Hellwig <hch@lst.de> | 2022-03-30 07:29:11 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2022-04-18 06:54:09 -0600 |
| commit | 46dc967445bde5300eee7e567a67796de2217586 (patch) | |
| tree | 77b6dc812b943fab8e9ffa470402b1bf9ae265ee /drivers/block/loop.c | |
| parent | loop: remove the racy bd_inode->i_mapping->nrpages asserts (diff) | |
| download | linux-46dc967445bde5300eee7e567a67796de2217586.tar.gz linux-46dc967445bde5300eee7e567a67796de2217586.zip | |
loop: don't freeze the queue in lo_release
By the time the final ->release is called there can't be outstanding I/O.
For non-final ->release there is no need for driver action at all.
Thus remove the useless queue freeze.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jan Kara <jack@suse.cz>
Tested-by: Darrick J. Wong <djwong@kernel.org>
Link: https://lore.kernel.org/r/20220330052917.2566582-10-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block/loop.c')
| -rw-r--r-- | drivers/block/loop.c | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/drivers/block/loop.c b/drivers/block/loop.c index 610942e9c891..d6315b0c413e 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -1749,13 +1749,6 @@ static void lo_release(struct gendisk *disk, fmode_t mode) */ __loop_clr_fd(lo, true); return; - } else if (lo->lo_state == Lo_bound) { - /* - * Otherwise keep thread (if running) and config, - * but flush possible ongoing bios in thread. - */ - blk_mq_freeze_queue(lo->lo_queue); - blk_mq_unfreeze_queue(lo->lo_queue); } out_unlock: |