commit 4e857c58efeb99393cba5a5d0d8ec7117183137c
author Peter Zijlstra <peterz@infradead.org> Mon Mar 17 18:06:10 2014 +0100
committer Ingo Molnar <mingo@kernel.org> Fri Apr 18 14:20:48 2014 +0200
tree 3f6fd464e4fddb2fe90374c075c9d06603cf8bbc
parent 1b15611e1c30b37abe393d411c316cd659920bf5

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>

drivers/gpu/drm/drm_irq.c

diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c
index c2676b5..ec5c3f4 100644
--- a/drivers/gpu/drm/drm_irq.c
+++ b/drivers/gpu/drm/drm_irq.c
@@ -156,7 +156,7 @@
 	 */
 	if ((vblrc > 0) && (abs64(diff_ns) > 1000000)) {
 		atomic_inc(&dev->vblank[crtc].count);
-		smp_mb__after_atomic_inc();
+		smp_mb__after_atomic();
 	}
 
 	/* Invalidate all timestamps while vblank irq's are off. */
@@ -864,9 +864,9 @@
 		vblanktimestamp(dev, crtc, tslot) = t_vblank;
 	}
 
-	smp_mb__before_atomic_inc();
+	smp_mb__before_atomic();
 	atomic_add(diff, &dev->vblank[crtc].count);
-	smp_mb__after_atomic_inc();
+	smp_mb__after_atomic();
 }
 
 /**
@@ -1330,9 +1330,9 @@
 		/* Increment cooked vblank count. This also atomically commits
 		 * the timestamp computed above.
 		 */
-		smp_mb__before_atomic_inc();
+		smp_mb__before_atomic();
 		atomic_inc(&dev->vblank[crtc].count);
-		smp_mb__after_atomic_inc();
+		smp_mb__after_atomic();
 	} else {
 		DRM_DEBUG("crtc %d: Redundant vblirq ignored. diff_ns = %d\n",
 			  crtc, (int) diff_ns);