[PATCH 071/241] drm/vmwgfx: Fix a case where the code would BUG when trying to pin GMR memory

From: Herton Ronaldo Krzesinski
Date: Thu Dec 13 2012 - 09:55:34 EST


3.5.7.2 -stable review patch. If anyone has any objections, please let me know.

------------------

From: Thomas Hellstrom <thellstrom@xxxxxxxxxx>

commit afcc87aa6a233e52df73552dc1dc9ae3881b7cc8 upstream.

Signed-off-by: Thomas Hellstrom <thellstrom@xxxxxxxxxx>
Reviewed-by: Brian Paul <brianp@xxxxxxxxxx>
Reviewed-by: Dmitry Torokhov <dtor@xxxxxxxxxx>
Cc: linux-graphics-maintainer@xxxxxxxxxx
Signed-off-by: Dave Airlie <airlied@xxxxxxxxxx>
Signed-off-by: Herton Ronaldo Krzesinski <herton.krzesinski@xxxxxxxxxxxxx>
---
drivers/gpu/drm/vmwgfx/vmwgfx_dmabuf.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_dmabuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_dmabuf.c
index 3fa884d..27151f7 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_dmabuf.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_dmabuf.c
@@ -306,7 +306,7 @@ void vmw_bo_pin(struct ttm_buffer_object *bo, bool pin)

BUG_ON(!atomic_read(&bo->reserved));
BUG_ON(old_mem_type != TTM_PL_VRAM &&
- old_mem_type != VMW_PL_FLAG_GMR);
+ old_mem_type != VMW_PL_GMR);

pl_flags = TTM_PL_FLAG_VRAM | VMW_PL_FLAG_GMR | TTM_PL_FLAG_CACHED;
if (pin)
--
1.7.9.5

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