diff options
| author | Christian König <christian.koenig@amd.com> | 2021-09-24 14:19:22 +0200 |
|---|---|---|
| committer | Christian König <christian.koenig@amd.com> | 2022-03-24 12:10:01 +0100 |
| commit | 8938d48451f5d7cb565dfa68aa0bd0e81985da09 (patch) | |
| tree | e809cae77b7e6949b35945a70a0d2feb4a226a26 /include/linux/dma-resv.h | |
| parent | 548e7432dc2da475a18077b612e8d55b8ff51891 (diff) | |
| download | lwn-8938d48451f5d7cb565dfa68aa0bd0e81985da09.tar.gz lwn-8938d48451f5d7cb565dfa68aa0bd0e81985da09.zip | |
dma-buf: finally make the dma_resv_list private v2
Drivers should never touch this directly.
v2: drop kerneldoc for now internal handling
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20220321135856.1331-2-christian.koenig@amd.com
Diffstat (limited to 'include/linux/dma-resv.h')
| -rw-r--r-- | include/linux/dma-resv.h | 26 |
1 files changed, 1 insertions, 25 deletions
diff --git a/include/linux/dma-resv.h b/include/linux/dma-resv.h index 3f53177bdb46..202cc65d0621 100644 --- a/include/linux/dma-resv.h +++ b/include/linux/dma-resv.h @@ -47,18 +47,7 @@ extern struct ww_class reservation_ww_class; -/** - * struct dma_resv_list - a list of shared fences - * @rcu: for internal use - * @shared_count: table of shared fences - * @shared_max: for growing shared fence table - * @shared: shared fence table - */ -struct dma_resv_list { - struct rcu_head rcu; - u32 shared_count, shared_max; - struct dma_fence __rcu *shared[]; -}; +struct dma_resv_list; /** * struct dma_resv - a reservation object manages fences for a buffer @@ -451,19 +440,6 @@ dma_resv_excl_fence(struct dma_resv *obj) return rcu_dereference_check(obj->fence_excl, dma_resv_held(obj)); } -/** - * dma_resv_shared_list - get the reservation object's shared fence list - * @obj: the reservation object - * - * Returns the shared fence list. Caller must either hold the objects - * through dma_resv_lock() or the RCU read side lock through rcu_read_lock(), - * or one of the variants of each - */ -static inline struct dma_resv_list *dma_resv_shared_list(struct dma_resv *obj) -{ - return rcu_dereference_check(obj->fence, dma_resv_held(obj)); -} - void dma_resv_init(struct dma_resv *obj); void dma_resv_fini(struct dma_resv *obj); int dma_resv_reserve_shared(struct dma_resv *obj, unsigned int num_fences); |