Btrfs: check for an extent_op on the locked ref

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We could have possibly added an extent_op to the locked_ref while we dropped
locked_ref->lock, so check for this case as well and loop around.  Otherwise we
could lose flag updates which would lead to extent tree corruption.  Thanks,

cc: stable@vger.kernel.org
Signed-off-by: Josef Bacik <jbacik@fb.com>
Signed-off-by: Chris Mason <clm@fb.com>

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Josef Bacik 2014-03-27 19:41:34 -04:00 • committed by Chris Mason

parent ba8b028933

commit 573a075567

1 changed files with 2 additions and 1 deletions

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fs/btrfs/extent-tree.c

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