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-rw-r--r--drivers/gpu/drm/drm_syncobj.c2
-rw-r--r--include/drm/drm_syncobj.h12
2 files changed, 13 insertions, 1 deletions
diff --git a/drivers/gpu/drm/drm_syncobj.c b/drivers/gpu/drm/drm_syncobj.c
index 0412b0b0a342..eea38d82645c 100644
--- a/drivers/gpu/drm/drm_syncobj.c
+++ b/drivers/gpu/drm/drm_syncobj.c
@@ -105,7 +105,7 @@ int drm_syncobj_find_fence(struct drm_file *file_private,
if (!syncobj)
return -ENOENT;
- *fence = dma_fence_get(syncobj->fence);
+ *fence = drm_syncobj_fence_get(syncobj);
if (!*fence) {
ret = -EINVAL;
}
diff --git a/include/drm/drm_syncobj.h b/include/drm/drm_syncobj.h
index 7d4ad777132e..ce94d14c5087 100644
--- a/include/drm/drm_syncobj.h
+++ b/include/drm/drm_syncobj.h
@@ -77,6 +77,18 @@ drm_syncobj_put(struct drm_syncobj *obj)
kref_put(&obj->refcount, drm_syncobj_free);
}
+static inline struct dma_fence *
+drm_syncobj_fence_get(struct drm_syncobj *syncobj)
+{
+ struct dma_fence *fence;
+
+ rcu_read_lock();
+ fence = dma_fence_get_rcu_safe(&syncobj->fence);
+ rcu_read_unlock();
+
+ return fence;
+}
+
struct drm_syncobj *drm_syncobj_find(struct drm_file *file_private,
u32 handle);
void drm_syncobj_replace_fence(struct drm_syncobj *syncobj,