From: Dave Chinner <david@fromorbit.com>
To: Pavel Reichl <preichl@redhat.com>
Cc: linux-xfs@vger.kernel.org
Subject: Re: [PATCH v5 3/4] xfs: xfs_isilocked() can only check a single lock type
Date: Mon, 17 Feb 2020 09:37:03 +1100 [thread overview]
Message-ID: <20200216223703.GC10776@dread.disaster.area> (raw)
In-Reply-To: <20200214185942.1147742-3-preichl@redhat.com>
On Fri, Feb 14, 2020 at 07:59:41PM +0100, Pavel Reichl wrote:
> In its current form, xfs_isilocked() is only able to test one lock type
> at a time - ilock, iolock, or mmap lock, but combinations are not
> properly handled. The intent here is to check that both XFS_IOLOCK_EXCL
> and XFS_ILOCK_EXCL are held, so test them each separately.
>
> The commit ecfea3f0c8c6 ("xfs: split xfs_bmap_shift_extents") ORed the
> flags together which was an error, so this patch reverts that part of
> the change and check the locks independently.
>
> Fixes: ecfea3f0c8c6 ("xfs: split xfs_bmap_shift_extents")
>
> Reviewed-by: Eric Sandeen <sandeen@redhat.com>
> Suggested-by: Dave Chinner <dchinner@redhat.com>
> Signed-off-by: Pavel Reichl <preichl@redhat.com>
looks good.
Reviewed-by: Dave Chinner <dchinner@redhat.com>
--
Dave Chinner
david@fromorbit.com
next prev parent reply other threads:[~2020-02-16 22:37 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-14 18:59 [PATCH v5 1/4] xfs: Refactor xfs_isilocked() Pavel Reichl
2020-02-14 18:59 ` [PATCH v5 2/4] xfs: clean up whitespace in xfs_isilocked() calls Pavel Reichl
2020-02-16 22:36 ` Dave Chinner
2020-02-17 13:33 ` Christoph Hellwig
2020-02-14 18:59 ` [PATCH v5 3/4] xfs: xfs_isilocked() can only check a single lock type Pavel Reichl
2020-02-16 22:37 ` Dave Chinner [this message]
2020-02-17 13:34 ` Christoph Hellwig
2020-02-14 18:59 ` [PATCH v5 4/4] xfs: replace mrlock_t with rw_semaphores Pavel Reichl
2020-02-16 22:39 ` Dave Chinner
2020-02-17 13:35 ` Christoph Hellwig
2020-02-15 1:38 ` [PATCH v5 1/4] xfs: Refactor xfs_isilocked() Chaitanya Kulkarni
2020-02-17 10:55 ` Pavel Reichl
2020-02-20 16:25 ` Chaitanya Kulkarni
2020-02-16 22:36 ` Dave Chinner
2020-02-17 13:35 ` Christoph Hellwig
2020-02-19 4:48 ` Darrick J. Wong
2020-02-19 17:31 ` Pavel Reichl
2020-02-19 18:40 ` Christoph Hellwig
2020-02-19 20:16 ` Eric Sandeen
2020-02-20 16:30 ` Pavel Reichl
2020-02-20 16:32 ` Christoph Hellwig
2020-02-20 17:26 ` Eric Sandeen
2020-02-20 17:27 ` Darrick J. Wong
2020-02-21 17:49 ` Pavel Reichl
2020-02-21 20:28 ` Eric Sandeen
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