arch: Mass conversion of smp_mb__*()

Mostly scripted conversion of the smp_mb__* barriers.

Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Link: http://lkml.kernel.org/n/tip-55dhyhocezdw1dg7u19hmh1u@git.kernel.org
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: linux-arch@vger.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
diff --git a/fs/nfs/pnfs.h b/fs/nfs/pnfs.h
index 0237939..c3058a0 100644
--- a/fs/nfs/pnfs.h
+++ b/fs/nfs/pnfs.h
@@ -275,7 +275,7 @@
 {
 	if (lseg) {
 		atomic_inc(&lseg->pls_refcount);
-		smp_mb__after_atomic_inc();
+		smp_mb__after_atomic();
 	}
 	return lseg;
 }