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authorRalf Baechle <ralf@linux-mips.org>2007-02-10 18:37:04 +1100
committerTim Shimmin <tes@sgi.com>2007-02-10 18:37:04 +1100
commit4cf3b52080b3d354b10b8b1c9147bf88118b8eef (patch)
tree33cccabfd20633580c3d84c736e3cbe23f74f023 /fs
parent3a68cbfe0277fb73d5f0c2a433884745fb500c38 (diff)
downloadop-kernel-dev-4cf3b52080b3d354b10b8b1c9147bf88118b8eef.zip
op-kernel-dev-4cf3b52080b3d354b10b8b1c9147bf88118b8eef.tar.gz
[XFS] Remove useless memory barrier
wake_up's implementation does an implicit memory barrier so the explicit memory barrier is not needed in vfs_sync_worker. Patch provided by Ralf Baechle. SGI-PV: 960867 SGI-Modid: xfs-linux-melb:xfs-kern:28032a Signed-off-by: Ralf Baechle <ralf@linux-mips.org> Signed-off-by: David Chinner <dgc@sgi.com> Signed-off-by: Tim Shimmin <tes@sgi.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/xfs/linux-2.6/xfs_super.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/fs/xfs/linux-2.6/xfs_super.c b/fs/xfs/linux-2.6/xfs_super.c
index 003e5f2..f3ad516 100644
--- a/fs/xfs/linux-2.6/xfs_super.c
+++ b/fs/xfs/linux-2.6/xfs_super.c
@@ -553,7 +553,6 @@ vfs_sync_worker(
error = bhv_vfs_sync(vfsp, SYNC_FSDATA | SYNC_BDFLUSH | \
SYNC_ATTR | SYNC_REFCACHE, NULL);
vfsp->vfs_sync_seq++;
- wmb();
wake_up(&vfsp->vfs_wait_single_sync_task);
}
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