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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-09-16 16:51:27 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-09-16 16:51:27 -0700
commit8f949b9a7e0bac3a9c3c29dc27c476a87e21db3e (patch)
tree88cd7852d59ebae54fcc2f57019ea13284042962 /fs/btrfs/compression.c
parent6f586e663e3b3674cadad0d5329424b006a0a289 (diff)
parent5698bd757d55b1bb87edd1a9744ab09c142abfc2 (diff)
Merge 3.6-rc7 into driver-core-next
This pulls in the fixes in that branch that are needed here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/btrfs/compression.c')
-rw-r--r--fs/btrfs/compression.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c
index 86eff48dab78..43d1c5a3a030 100644
--- a/fs/btrfs/compression.c
+++ b/fs/btrfs/compression.c
@@ -818,6 +818,7 @@ static void free_workspace(int type, struct list_head *workspace)
btrfs_compress_op[idx]->free_workspace(workspace);
atomic_dec(alloc_workspace);
wake:
+ smp_mb();
if (waitqueue_active(workspace_wait))
wake_up(workspace_wait);
}