---

yaml --- r: 221783 b: refs/heads/master c: 06fba6d h: refs/heads/master i: 221781: b0e7023 221779: 1f4c71a 221775: ec5e4f0 v: v3
git-mirror · Nov 9, 2010 · edfad9c · edfad9c
1 parent 32efcdd
commit edfad9c
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Showing 2 changed files with 7 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: dbc4a5b83585e89a6bce650d32426f61c8d4bca5
+refs/heads/master: 06fba6d4168069d818593e2fcc2d4bd0f888e97b
diff --git a/trunk/drivers/gpu/drm/ttm/ttm_bo.c b/trunk/drivers/gpu/drm/ttm/ttm_bo.c
@@ -37,6 +37,7 @@
 #include <linux/mm.h>
 #include <linux/file.h>
 #include <linux/module.h>
+#include <asm/atomic.h>
 
 #define TTM_ASSERT_LOCKED(param)
 #define TTM_DEBUG(fmt, arg...)
@@ -444,6 +445,11 @@ static void ttm_bo_cleanup_memtype_use(struct ttm_buffer_object *bo)
 	ttm_bo_mem_put(bo, &bo->mem);
 
 	atomic_set(&bo->reserved, 0);
+
+	/*
+	 * Make processes trying to reserve really pick it up.
+	 */
+	smp_mb__after_atomic_dec();
 	wake_up_all(&bo->event_queue);
 }