Searched refs:child_mutex (Results 1 - 2 of 2) sorted by relevance

/linux-master/kernel/events/
H A Dcore.c1256 * perf_event::child_mutex;
2235 lockdep_assert_held(&parent_event->child_mutex);
2464 * hold the top-level event's child_mutex, so any descendant that
3217 mutex_lock(&event->child_mutex);
3234 mutex_unlock(&event->child_mutex);
5354 * Anybody acquiring event->child_mutex after the below loop _must_
5366 mutex_lock(&event->child_mutex);
5375 * Since child_mutex nests inside ctx::mutex, we must jump
5379 * child_mutex, the context must also exist and have a !0
5385 * Now that we have a ctx ref, we can drop child_mutex, an
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/linux-master/include/linux/
H A Dperf_event.h757 struct mutex child_mutex; member in struct:perf_event

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