[RFC PATCH 19/23] sched/core: Initialize helpers of task classification

From: Ricardo Neri
Date: Fri Sep 09 2022 - 19:07:50 EST


Just as tasks start life unclassified, initialize the classification
auxiliary variables.

Cc: Ben Segall <bsegall@xxxxxxxxxx>
Cc: Daniel Bristot de Oliveira <bristot@xxxxxxxxxx>
Cc: Dietmar Eggemann <dietmar.eggemann@xxxxxxx>
Cc: Len Brown <len.brown@xxxxxxxxx>
Cc: Mel Gorman <mgorman@xxxxxxx>
Cc: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>
Cc: Srinivas Pandruvada <srinivas.pandruvada@xxxxxxxxxxxxxxx>
Cc: Steven Rostedt <rostedt@xxxxxxxxxxx>
Cc: Tim C. Chen <tim.c.chen@xxxxxxxxx>
Cc: Valentin Schneider <vschneid@xxxxxxxxxx>
Cc: x86@xxxxxxxxxx
Cc: linux-kernel@xxxxxxxxxxxxxxx
Signed-off-by: Ricardo Neri <ricardo.neri-calderon@xxxxxxxxxxxxxxx>
---
kernel/sched/core.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 477a90bddcd5..5f84aae735d9 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -4338,6 +4338,8 @@ static void __sched_fork(unsigned long clone_flags, struct task_struct *p)
p->se.vruntime = 0;
#ifdef CONFIG_SCHED_TASK_CLASSES
p->class = TASK_CLASS_UNCLASSIFIED;
+ p->class_candidate = TASK_CLASS_UNCLASSIFIED;
+ p->class_debounce_counter = 0;
#endif
INIT_LIST_HEAD(&p->se.group_node);

--
2.25.1