From 0c6b522abc2a592468992780babd3c3629c7ceac Mon Sep 17 00:00:00 2001 From: Christian König Date: Thu, 6 May 2021 14:16:01 +0200 Subject: dma-buf: cleanup dma-resv shared fence debugging a bit v2 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Make that a function instead of inline. v2: improve the kerneldoc wording as suggested by Daniel Signed-off-by: Christian König Reviewed-by: Daniel Vetter Link: https://patchwork.freedesktop.org/patch/msgid/20210602111714.212426-3-christian.koenig@amd.com --- include/linux/dma-resv.h | 15 +++++++-------- 1 file changed, 7 insertions(+), 8 deletions(-) (limited to 'include/linux') diff --git a/include/linux/dma-resv.h b/include/linux/dma-resv.h index d44a77e8a7e3..f32a3d176513 100644 --- a/include/linux/dma-resv.h +++ b/include/linux/dma-resv.h @@ -92,6 +92,12 @@ static inline struct dma_resv_list *dma_resv_get_list(struct dma_resv *obj) dma_resv_held(obj)); } +#ifdef CONFIG_DEBUG_MUTEXES +void dma_resv_reset_shared_max(struct dma_resv *obj); +#else +static inline void dma_resv_reset_shared_max(struct dma_resv *obj) {} +#endif + /** * dma_resv_lock - lock the reservation object * @obj: the reservation object @@ -215,14 +221,7 @@ static inline struct ww_acquire_ctx *dma_resv_locking_ctx(struct dma_resv *obj) */ static inline void dma_resv_unlock(struct dma_resv *obj) { -#ifdef CONFIG_DEBUG_MUTEXES - /* Test shared fence slot reservation */ - if (rcu_access_pointer(obj->fence)) { - struct dma_resv_list *fence = dma_resv_get_list(obj); - - fence->shared_max = fence->shared_count; - } -#endif + dma_resv_reset_shared_max(obj); ww_mutex_unlock(&obj->lock); } -- cgit v1.2.3