From: Brian Foster <bfoster@redhat.com>
To: "Darrick J. Wong" <darrick.wong@oracle.com>
Cc: linux-xfs@vger.kernel.org
Subject: Re: [PATCH 2/5] xfs: don't iunlock unlocked inodes
Date: Mon, 15 Jan 2018 09:41:15 -0500 [thread overview]
Message-ID: <20180115144114.GB47688@bfoster.bfoster> (raw)
In-Reply-To: <151579465207.8694.2459805113822761321.stgit@magnolia>
On Fri, Jan 12, 2018 at 02:04:12PM -0800, Darrick J. Wong wrote:
> From: Darrick J. Wong <darrick.wong@oracle.com>
>
> Don't iunlock an unlocked inode, which can happen if the parent pointer
> scrubber bails out with sc->ip unlocked while trying to grab the parent
> directory inode.
>
> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
> ---
Reviewed-by: Brian Foster <bfoster@redhat.com>
> fs/xfs/scrub/scrub.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
>
> diff --git a/fs/xfs/scrub/scrub.c b/fs/xfs/scrub/scrub.c
> index 9c177ea..89178b9 100644
> --- a/fs/xfs/scrub/scrub.c
> +++ b/fs/xfs/scrub/scrub.c
> @@ -193,7 +193,8 @@ xfs_scrub_teardown(
> sc->fs_frozen = false;
> }
> if (sc->ip) {
> - xfs_iunlock(sc->ip, sc->ilock_flags);
> + if (sc->ilock_flags)
> + xfs_iunlock(sc->ip, sc->ilock_flags);
> if (sc->ip != ip_in &&
> !xfs_internal_inum(sc->mp, sc->ip->i_ino))
> iput(VFS_I(sc->ip));
>
> --
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next prev parent reply other threads:[~2018-01-15 14:41 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-12 22:03 [PATCH 0/5] xfs: kasan/ubsan fixes Darrick J. Wong
2018-01-12 22:04 ` [PATCH 1/5] xfs: check sb_agblocks and sb_agblklog when validating superblock Darrick J. Wong
2018-01-15 14:41 ` Brian Foster
2018-01-15 19:49 ` Darrick J. Wong
2018-01-15 20:03 ` [PATCH v2 " Darrick J. Wong
2018-01-15 21:31 ` Dave Chinner
2018-01-16 7:00 ` Darrick J. Wong
2018-01-16 12:48 ` Brian Foster
2018-01-16 17:34 ` Darrick J. Wong
2018-01-16 18:02 ` Brian Foster
2018-01-16 21:10 ` Darrick J. Wong
2018-01-17 1:20 ` [PATCH v3 " Darrick J. Wong
2018-01-17 12:55 ` Brian Foster
2018-01-12 22:04 ` [PATCH 2/5] xfs: don't iunlock unlocked inodes Darrick J. Wong
2018-01-15 14:41 ` Brian Foster [this message]
2018-01-12 22:04 ` [PATCH 3/5] xfs: directory scrubber must walk through data block to offset Darrick J. Wong
2018-01-15 14:41 ` Brian Foster
2018-01-15 19:53 ` Darrick J. Wong
2018-01-15 20:04 ` [PATCH v2 " Darrick J. Wong
2018-01-15 21:56 ` Dave Chinner
2018-01-16 7:01 ` Darrick J. Wong
2018-01-16 23:30 ` [PATCH v3 " Darrick J. Wong
2018-01-17 0:29 ` Dave Chinner
2018-01-12 22:04 ` [PATCH 4/5] xfs: attr leaf verifier needs to check for obviously bad count Darrick J. Wong
2018-01-15 14:42 ` Brian Foster
2018-01-15 19:59 ` Darrick J. Wong
2018-01-15 20:05 ` [PATCH v2 " Darrick J. Wong
2018-01-16 12:50 ` Brian Foster
2018-01-16 23:32 ` Darrick J. Wong
2018-01-12 22:04 ` [PATCH 5/5] xfs: btree format ifork loader should check for zero numrecs Darrick J. Wong
2018-01-15 14:42 ` Brian Foster
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