dma-buf: nuke dma_resv_get_excl_unlocked

Heureka, that's finally not used any more.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20210917123513.1106-27-christian.koenig@amd.com

diff --git a/include/linux/dma-resv.h b/include/linux/dma-resv.h
index 09c6063b199aeea54f0b8852f2e45cdebec575e1..eebf04325b348b20acbe5c0be00f84cfaca45a1c 100644 (file)
--- a/include/linux/dma-resv.h
+++ b/include/linux/dma-resv.h
@@ -440,32 +440,6 @@ dma_resv_excl_fence(struct dma_resv *obj)
        return rcu_dereference_check(obj->fence_excl, dma_resv_held(obj));
 }
 
-/**
- * dma_resv_get_excl_unlocked - get the reservation object's
- * exclusive fence, without lock held.
- * @obj: the reservation object
- *
- * If there is an exclusive fence, this atomically increments it's
- * reference count and returns it.
- *
- * RETURNS
- * The exclusive fence or NULL if none
- */
-static inline struct dma_fence *
-dma_resv_get_excl_unlocked(struct dma_resv *obj)
-{
-       struct dma_fence *fence;
-
-       if (!rcu_access_pointer(obj->fence_excl))
-               return NULL;
-
-       rcu_read_lock();
-       fence = dma_fence_get_rcu_safe(&obj->fence_excl);
-       rcu_read_unlock();
-
-       return fence;
-}
-
 /**
  * dma_resv_shared_list - get the reservation object's shared fence list
  * @obj: the reservation object