perf/core: Simplify perf_event_free_task()
authorPeter Zijlstra <peterz@infradead.org>
Thu, 16 Mar 2017 12:47:50 +0000 (13:47 +0100)
committerIngo Molnar <mingo@kernel.org>
Thu, 16 Mar 2017 13:16:53 +0000 (14:16 +0100)
commit15121c789e001168decac6483d192bdb7ea29e74
tree80bc185614be7980c6f7ed9a0d1c1e0f13572ec6
parente7cc4865f0f31698ef2f7aac01a50e78968985b7
perf/core: Simplify perf_event_free_task()

We have ctx->event_list that contains all events; no need to
repeatedly iterate the group lists to find them all.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Vince Weaver <vincent.weaver@maine.edu>
Cc: fweisbec@gmail.com
Link: http://lkml.kernel.org/r/20170316125823.239678244@infradead.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
kernel/events/core.c