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Btrfs: fix race between allocate and release extent buffer.
authorYan, Zheng <zheng.yan@oracle.com>
Thu, 4 Feb 2010 08:46:56 +0000 (08:46 +0000)
committerChris Mason <chris.mason@oracle.com>
Thu, 4 Feb 2010 16:31:44 +0000 (11:31 -0500)
Increase extent buffer's reference count while holding the lock.
Otherwise it can race with try_release_extent_buffer.

Signed-off-by: Yan Zheng <zheng.yan@oracle.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
fs/btrfs/extent_io.c patch | blob | history

diff --cc fs/btrfs/extent_io.c
Simple merge
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