Searched refs:child_mutex (Results 1 – 2 of 2) sorted by relevance
1260 * perf_event::child_mutex;2240 lockdep_assert_held(&parent_event->child_mutex); in perf_child_detach() 2465 * hold the top-level event's child_mutex, so any descendant that3218 mutex_lock(&event->child_mutex); in perf_event_modify_attr() 3235 mutex_unlock(&event->child_mutex); in perf_event_modify_attr() 5380 * Anybody acquiring event->child_mutex after the below loop _must_ in perf_event_release_kernel() 5392 mutex_lock(&event->child_mutex); in perf_event_release_kernel() 5402 * Since child_mutex nests inside ctx::mutex, we must jump in perf_event_release_kernel() 5406 * child_mutex, the context must also exist and have a !0 in perf_event_release_kernel() 5412 * Now that we have a ctx ref, we can drop child_mutex, an in perf_event_release_kernel() [all...]
757 struct mutex child_mutex; member