Commit a1bd0685 authored Aug 05, 2020 by Phil Auld Committed by Ingo Molnar Aug 06, 2020

sched: Fix use of count for nr_running tracepoint



The count field is meant to tell if an update to nr_running
is an add or a subtract. Make it do so by adding the missing
minus sign.

Fixes: 9d246053 ("sched: Add a tracepoint to track rq->nr_running")
Signed-off-by: Phil Auld <pauld@redhat.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/20200805203138.1411-1-pauld@redhat.com

parent 4da9f330

kernel/sched/sched.h

+1 −1

Original line number	Diff line number	Diff line
		@@ -1999,7 +1999,7 @@ static inline void sub_nr_running(struct rq *rq, unsigned count)
		{
		rq->nr_running -= count;
		if (trace_sched_update_nr_running_tp_enabled()) {
		call_trace_sched_update_nr_running(rq, count);
		call_trace_sched_update_nr_running(rq, -count);
		}

		/* Check if we still need preemption */

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