Re: [PATCH 1/1] reiserfs: destroy allocated commit workqueue

From: Jiri Slaby
Date: Fri Dec 12 2014 - 11:02:19 EST


On 12/12/2014, 04:29 PM, Jiri Slaby wrote:
> When resirefs is trying to mount a partition, it creates a commit
> workqueue (sbi->commit_wq). But when mount fails later, the workqueue
> is not freed.
>
> Signed-off-by: Jiri Slaby <jslaby@xxxxxxx>
> Reported-by: auxsvr@xxxxxxxxx
> Reported-by: BenoÃt Monin <benoit.monin@xxxxxx>
> Cc: Jan Kara <jack@xxxxxxx>
> Cc: All Versions <stable@xxxxxxxxxxxxxxx>

This is not quite correct. It was introduced in commit
797d9016ceca69879bb273218810fa0beef46aac (reiserfs: use per-fs commit
workqueues), so only 3.16+ is affected.

> Cc: reiserfs-devel@xxxxxxxxxxxxxxx
> ---
> fs/reiserfs/super.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c
> index ea63ab13ef92..71fbbe3e2dab 100644
> --- a/fs/reiserfs/super.c
> +++ b/fs/reiserfs/super.c
> @@ -2172,6 +2172,9 @@ error_unlocked:
> reiserfs_write_unlock(s);
> }
>
> + if (sbi->commit_wq)
> + destroy_workqueue(sbi->commit_wq);
> +
> cancel_delayed_work_sync(&REISERFS_SB(s)->old_work);
>
> reiserfs_free_bitmap_cache(s);
>


--
js
suse labs
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