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From: Josef Bacik <josef@toxicpanda.com>
To: Qu Wenruo <quwenruo.btrfs@gmx.com>
Cc: linux-btrfs@vger.kernel.org, kernel-team@fb.com
Subject: Re: [PATCH 2/3] btrfs-progs: properly cleanup aborted transactions in check
Date: Wed, 6 Sep 2023 09:34:19 -0400	[thread overview]
Message-ID: <20230906133419.GA1877831@perftesting> (raw)
In-Reply-To: <36a8f250-5545-45ce-8185-5451fbb0ebf4@gmx.com>

On Wed, Sep 06, 2023 at 06:55:45AM +0800, Qu Wenruo wrote:
> 
> 
> On 2023/9/6 04:21, Josef Bacik wrote:
> > There are several places that we call btrfs_abort_transaction() in a
> > failure case, but never call btrfs_commit_transaction().  This leaks the
> > trans handle and the associated extent buffers and such.  Fix all these
> > sites by making sure we call btrfs_commit_transaction() after we call
> > btrfs_abort_transaction() to make sure all the appropriate cleanup is
> > done.  This gets rid of the leaked extent buffer errors.
> > 
> > Signed-off-by: Josef Bacik <josef@toxicpanda.com>
> 
> Reviewed-by: Qu Wenruo <wqu@suse.com>
> 
> Although I'd say wouldn't it be better to make btrfs_abort_transaction()
> more standalone?
> 
> It's pretty instinctive to think btrfs_abort_transaction() should handle
> everything.
> 

It doesn't handle everything in the kernel, we call abort but we still have to
call btrfs_end_transaction() to clean up the trans handle.  Thanks,

Josef

  reply	other threads:[~2023-09-06 13:34 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-09-05 20:21 [PATCH 0/3] btrfs-progs: add eb leak detection and fixes Josef Bacik
2023-09-05 20:21 ` [PATCH 1/3] btrfs-progs: cleanup dirty buffers on transaction abort Josef Bacik
2023-09-05 22:53   ` Qu Wenruo
2023-09-05 20:21 ` [PATCH 2/3] btrfs-progs: properly cleanup aborted transactions in check Josef Bacik
2023-09-05 22:55   ` Qu Wenruo
2023-09-06 13:34     ` Josef Bacik [this message]
2023-09-05 20:21 ` [PATCH 3/3] btrfs-progs: add extent buffer leak detection to make test Josef Bacik
2023-09-05 20:49   ` David Sterba
2023-09-06 13:52     ` Josef Bacik
2023-09-05 22:57   ` Qu Wenruo
2023-09-07 13:32     ` David Sterba
2023-09-08 12:08 ` [PATCH 0/3] btrfs-progs: add eb leak detection and fixes David Sterba

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