search for: nouveau_event_handler_remov

Displaying 3 results from an estimated 3 matches for "nouveau_event_handler_remov".

2013 Aug 27
11
[PATCH 0/9] drm/nouveau: Cleanup event/handler design
This series was originally motivated by a deadlock, introduced in commit 1d7c71a3e2f77336df536855b0efd2dc5bdeb41b 'drm/nouveau/disp: port vblank handling to event interface', due to inverted lock order between nouveau_drm_vblank_enable() and nouveau_drm_vblank_handler() (the complete lockdep report is included in the patch 4/5 changelog). Because this series fixes the vblank event
2013 Aug 27
0
[PATCH 5/9] drm/nouveau: Add install/remove semantics for event handlers
...flags; + + if (index >= event->index_nr) + return; + + handler->func = func; + handler->priv = priv; + + spin_lock_irqsave(&event->lock, flags); + list_add(&handler->head, &event->index[index].list); + spin_unlock_irqrestore(&event->lock, flags); +} + +void +nouveau_event_handler_remove(struct nouveau_event *event, int index, + struct nouveau_eventh *handler) +{ + unsigned long flags; + + if (index >= event->index_nr) + return; + + spin_lock_irqsave(&event->lock, flags); + list_del(&handler->head); + spin_unlock_irqrestore(&event->lock, flags);...
2013 Aug 27
0
[PATCH 6/9] drm/nouveau: Convert event handler list to RCU
...x, handler->priv = priv; spin_lock_irqsave(&event->lock, flags); - list_add(&handler->head, &event->index[index].list); + list_add_rcu(&handler->head, &event->index[index].list); spin_unlock_irqrestore(&event->lock, flags); } @@ -51,7 +52,7 @@ nouveau_event_handler_remove(struct nouveau_event *event, int index, return; spin_lock_irqsave(&event->lock, flags); - list_del(&handler->head); + list_del_rcu(&handler->head); spin_unlock_irqrestore(&event->lock, flags); } @@ -71,7 +72,7 @@ nouveau_event_handler_create(struct nouveau_e...