Thread (60 messages) 60 messages, 4 authors, 2021-11-16

Re: [PATCH 26/26] dma-buf: nuke dma_resv_get_excl_unlocked

From: Daniel Vetter <hidden>
Date: 2021-09-17 14:56:17
Also in: dri-devel, intel-gfx

On Fri, Sep 17, 2021 at 02:35:13PM +0200, Christian König wrote:
Heureka, that's finally not used any more.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Daniel Vetter <redacted>
quoted hunk ↗ jump to hunk
---
 include/linux/dma-resv.h | 26 --------------------------
 1 file changed, 26 deletions(-)
diff --git a/include/linux/dma-resv.h b/include/linux/dma-resv.h
index 8c968f8c9d33..f42ca254acb5 100644
--- a/include/linux/dma-resv.h
+++ b/include/linux/dma-resv.h
@@ -423,32 +423,6 @@ 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
-- 
2.25.1
-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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