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authorIngo Molnar <mingo@kernel.org>2012-04-13 09:57:10 +0200
committerIngo Molnar <mingo@kernel.org>2012-04-13 09:57:10 +0200
commita385ec4f11bdcf81af094c03e2444ee9b7fad2e5 (patch)
treea2c186cb828e3713c2ec48a4d7191166fb798b3d /fs/xfs/xfs_bmap.c
parent659c36fcda403013a01b85da07cf2d9711e6d6c7 (diff)
parent0034102808e0dbbf3a2394b82b1bb40b5778de9e (diff)
Merge tag 'v3.4-rc2' into perf/core
Merge Linux 3.4-rc2: we were on v3.3, update the base. Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'fs/xfs/xfs_bmap.c')
-rw-r--r--fs/xfs/xfs_bmap.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/fs/xfs/xfs_bmap.c b/fs/xfs/xfs_bmap.c
index 3548c6f7559..85e7e327bcd 100644
--- a/fs/xfs/xfs_bmap.c
+++ b/fs/xfs/xfs_bmap.c
@@ -5124,6 +5124,15 @@ xfs_bunmapi(
cur->bc_private.b.flags = 0;
} else
cur = NULL;
+
+ if (isrt) {
+ /*
+ * Synchronize by locking the bitmap inode.
+ */
+ xfs_ilock(mp->m_rbmip, XFS_ILOCK_EXCL);
+ xfs_trans_ijoin(tp, mp->m_rbmip, XFS_ILOCK_EXCL);
+ }
+
extno = 0;
while (bno != (xfs_fileoff_t)-1 && bno >= start && lastx >= 0 &&
(nexts == 0 || extno < nexts)) {