xfs: flush dirty data and drain directios before scrubbing cow fork

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When we're scrubbing the COW fork, we need to take MMAPLOCK_EXCL to
prevent page_mkwrite from modifying any inode state.  The ILOCK should
suffice to avoid confusing online fsck, but let's take the same locks
that we do everywhere else.

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>

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Darrick J. Wong 2023-05-02 09:14:43 +10:00 • committed by Dave Chinner

parent 8e698ee72c

commit 397b2d7e0f

1 changed files with 2 additions and 2 deletions

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fs/xfs/scrub/bmap.c

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