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authorDave Airlie <airlied@redhat.com>2017-04-04 05:45:27 +1000
committerDave Airlie <airlied@redhat.com>2017-04-04 05:45:27 +1000
commit84c4ba54f4a52f4d045c956dbc9801f27eb300b7 (patch)
treee80de38a542fcdf70a876f882454bdd24b7e74fa /include
parenta71c9a1c779f2499fb2afc0553e543f18aff6edf (diff)
parente7e11f99564222d82f0ce84bd521e57d78a6b678 (diff)
downloadlinux-84c4ba54f4a52f4d045c956dbc9801f27eb300b7.tar.bz2
Merge branch 'vmwgfx-fixes-4.11' of git://people.freedesktop.org/~thomash/linux into drm-fixes
Set of vmwgfx fixes * 'vmwgfx-fixes-4.11' of git://people.freedesktop.org/~thomash/linux: drm/vmwgfx: fix integer overflow in vmw_surface_define_ioctl() drm/vmwgfx: Remove getparam error message drm/ttm: Avoid calling drm_ht_remove from atomic context drm/ttm, drm/vmwgfx: Relax permission checking when opening surfaces drm/vmwgfx: avoid calling vzalloc with a 0 size in vmw_get_cap_3d_ioctl() drm/vmwgfx: NULL pointer dereference in vmw_surface_define_ioctl() drm/vmwgfx: Type-check lookups of fence objects
Diffstat (limited to 'include')
-rw-r--r--include/drm/ttm/ttm_object.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/include/drm/ttm/ttm_object.h b/include/drm/ttm/ttm_object.h
index ed953f98f0e1..1487011fe057 100644
--- a/include/drm/ttm/ttm_object.h
+++ b/include/drm/ttm/ttm_object.h
@@ -229,6 +229,8 @@ extern void ttm_base_object_unref(struct ttm_base_object **p_base);
* @ref_type: The type of reference.
* @existed: Upon completion, indicates that an identical reference object
* already existed, and the refcount was upped on that object instead.
+ * @require_existed: Fail with -EPERM if an identical ref object didn't
+ * already exist.
*
* Checks that the base object is shareable and adds a ref object to it.
*
@@ -243,7 +245,8 @@ extern void ttm_base_object_unref(struct ttm_base_object **p_base);
*/
extern int ttm_ref_object_add(struct ttm_object_file *tfile,
struct ttm_base_object *base,
- enum ttm_ref_type ref_type, bool *existed);
+ enum ttm_ref_type ref_type, bool *existed,
+ bool require_existed);
extern bool ttm_ref_object_exists(struct ttm_object_file *tfile,
struct ttm_base_object *base);