[PATCH] drm/nouveau: fix ttm move notify callback
j.glisse at gmail.com
j.glisse at gmail.com
Thu Jan 5 10:31:55 PST 2012
From: Jerome Glisse <jglisse at redhat.com>
ttm might call the move notify with null new mem placement,
properly handle this case inside nouveau move notify callback.
Signed-off-by: Jerome Glisse <jglisse at redhat.com>
---
drivers/gpu/drm/nouveau/nouveau_bo.c | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index f12dd0f..65f5b0b 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -808,9 +808,8 @@ out:
}
static void
-nouveau_bo_move_ntfy(struct ttm_buffer_object *bo, struct ttm_mem_reg *new_mem)
+nouveau_bo_move_notify(struct ttm_buffer_object *bo, struct ttm_mem_reg *new_mem)
{
- struct nouveau_mem *node = new_mem->mm_node;
struct nouveau_bo *nvbo = nouveau_bo(bo);
struct nouveau_vma *vma;
@@ -820,6 +819,7 @@ nouveau_bo_move_ntfy(struct ttm_buffer_object *bo, struct ttm_mem_reg *new_mem)
} else
if (new_mem && new_mem->mem_type == TTM_PL_TT &&
nvbo->page_shift == vma->vm->spg_shift) {
+ struct nouveau_mem *node = new_mem->mm_node;
nouveau_vm_map_sg(vma, 0, new_mem->
num_pages << PAGE_SHIFT,
node, node->pages);
@@ -1131,7 +1131,7 @@ struct ttm_bo_driver nouveau_bo_driver = {
.invalidate_caches = nouveau_bo_invalidate_caches,
.init_mem_type = nouveau_bo_init_mem_type,
.evict_flags = nouveau_bo_evict_flags,
- .move_notify = nouveau_bo_move_ntfy,
+ .move_notify = nouveau_bo_move_notify,
.move = nouveau_bo_move,
.verify_access = nouveau_bo_verify_access,
.sync_obj_signaled = __nouveau_fence_signalled,
--
1.7.7.1
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