diff options
Diffstat (limited to 'drivers/dma-buf/sync_debug.h')
| -rw-r--r-- | drivers/dma-buf/sync_debug.h | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/drivers/dma-buf/sync_debug.h b/drivers/dma-buf/sync_debug.h index 26fe8b9907b3..d615a89f774c 100644 --- a/drivers/dma-buf/sync_debug.h +++ b/drivers/dma-buf/sync_debug.h @@ -14,6 +14,7 @@ #define _LINUX_SYNC_H #include <linux/list.h> +#include <linux/rbtree.h> #include <linux/spinlock.h> #include <linux/dma-fence.h> @@ -24,42 +25,41 @@ * struct sync_timeline - sync object * @kref: reference count on fence. * @name: name of the sync_timeline. Useful for debugging - * @child_list_head: list of children sync_pts for this sync_timeline - * @child_list_lock: lock protecting @child_list_head and fence.status - * @active_list_head: list of active (unsignaled/errored) sync_pts + * @lock: lock protecting @pt_list and @value + * @pt_tree: rbtree of active (unsignaled/errored) sync_pts + * @pt_list: list of active (unsignaled/errored) sync_pts * @sync_timeline_list: membership in global sync_timeline_list */ struct sync_timeline { struct kref kref; char name[32]; - /* protected by child_list_lock */ + /* protected by lock */ u64 context; int value; - struct list_head child_list_head; - spinlock_t child_list_lock; - - struct list_head active_list_head; + struct rb_root pt_tree; + struct list_head pt_list; + spinlock_t lock; struct list_head sync_timeline_list; }; static inline struct sync_timeline *dma_fence_parent(struct dma_fence *fence) { - return container_of(fence->lock, struct sync_timeline, child_list_lock); + return container_of(fence->lock, struct sync_timeline, lock); } /** * struct sync_pt - sync_pt object * @base: base fence object - * @child_list: sync timeline child's list - * @active_list: sync timeline active child's list + * @link: link on the sync timeline's list + * @node: node in the sync timeline's tree */ struct sync_pt { struct dma_fence base; - struct list_head child_list; - struct list_head active_list; + struct list_head link; + struct rb_node node; }; #ifdef CONFIG_SW_SYNC |