Messages in this thread Patch in this message | | | Date | Thu, 06 Aug 2020 17:09:55 -0000 | From | "tip-bot2 for Phil Auld" <> | Subject | [tip: sched/urgent] sched: Fix use of count for nr_running tracepoint |
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The following commit has been merged into the sched/urgent branch of tip:
Commit-ID: a1bd06853ee478d37fae9435c5521e301de94c67 Gitweb: https://git.kernel.org/tip/a1bd06853ee478d37fae9435c5521e301de94c67 Author: Phil Auld <pauld@redhat.com> AuthorDate: Wed, 05 Aug 2020 16:31:38 -04:00 Committer: Ingo Molnar <mingo@kernel.org> CommitterDate: Thu, 06 Aug 2020 09:36:59 +02:00
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: 9d246053a691 ("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 --- kernel/sched/sched.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h index 3fd2838..28709f6 100644 --- a/kernel/sched/sched.h +++ b/kernel/sched/sched.h @@ -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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