perf: Use task_ctx_sched_out()

We have a function that does exactly what we want here, use it. This
reduces the amount of cpuctx->task_ctx muckery.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Namhyung Kim <namhyung@kernel.org>
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>
Signed-off-by: Ingo Molnar <mingo@kernel.org>

diff --git a/kernel/events/core.c b/kernel/events/core.c
index 0679e73f5f639566accd52ce083c443584020055..12f1d4a52da9f817ad58123505e7b4c004b42d46 100644 (file)
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -2545,8 +2545,7 @@ unlock:
 
        if (do_switch) {
                raw_spin_lock(&ctx->lock);
-               ctx_sched_out(ctx, cpuctx, EVENT_ALL);
-               cpuctx->task_ctx = NULL;
+               task_ctx_sched_out(cpuctx, ctx);
                raw_spin_unlock(&ctx->lock);
        }
 }