From: Jerome Glisse <glisse@freedesktop.org>
Date: Mon, 19 Nov 2007 13:37:21 +0000 (+0100)
Subject: drm: fix dead lock in drm_buffer_object_transfer
X-Git-Tag: submit/1.0/20121108.012404~642^2~340
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=f29b2a583d6f9d2cd02d58e915a0ca1cdee0919e;p=profile%2Fivi%2Flibdrm.git

drm: fix dead lock in drm_buffer_object_transfer
---

diff --git a/linux-core/drm_bo_move.c b/linux-core/drm_bo_move.c
index 26df46d..97946b3 100644
--- a/linux-core/drm_bo_move.c
+++ b/linux-core/drm_bo_move.c
@@ -304,7 +304,7 @@ int drm_buffer_object_transfer(struct drm_buffer_object *bo,
 	INIT_LIST_HEAD(&fbo->p_mm_list);
 #endif
 
-	drm_fence_reference_unlocked(&fbo->fence, bo->fence);
+	fbo->fence = drm_fence_reference_locked(bo->fence);
 	fbo->pinned_node = NULL;
 	fbo->mem.mm_node->private = (void *)fbo;
 	atomic_set(&fbo->usage, 1);