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(parent: 511531f) | patch
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)
commitf79cc15e5b579e26ff8992dd7d9e1790d18f95fd
tree33c21a5b97a61d584f330618c7428d513e5d8aa2tree | snapshot
parent511531fd1a6b6008556f79504bf87ee1e533187fcommit | diff
Btrfs: fix race between allocate and release extent buffer.

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 diff | blob | history
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