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authorOlof Johansson <olof@lixom.net>2012-09-11 23:22:25 -0700
committerOlof Johansson <olof@lixom.net>2012-09-11 23:22:25 -0700
commitf46e374c1ea7fafce70a838f09fbd67de3e4d49f (patch)
treee191e5316bdb8558bd3e2b0981c715bedd225ca7 /fs/btrfs/compression.c
parenta4d3621e0d3ecf191961dc9214e4a378a7186780 (diff)
parenteb8ca943bae2b84c3fc14dfd7a908cb334465fef (diff)
Merge branch 'boards' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas into next/boards
* 'boards' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas: ARM: shmobile: marzen: enable thermal sensor ARM: shmobile: marzen: fixup regulator id for smsc911x ARM: shmobile: marzen: add SDHI0 support + sync to 3.6-rc4
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 86eff48dab7..43d1c5a3a03 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);
}