SUNLIGHT: SCHED: BORE - reset_task_weights_bore: Use RCU lock

Description: - SCHED: BORE - reset_task_weights_bore: Use RCU lock Change-Id: Icad8e4e68ea112e0e97bac979e7c013e3b845071 Signed-off-by: Ionut Nechita <ionut_n2001@yahoo.com>
sunlightlinux · Dec 15, 2024 · a59e365 · a59e365
1 parent c51398e
commit a59e365
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/kernel/sched/bore.c b/kernel/sched/bore.c
@@ -128,6 +128,7 @@ static void reset_task_weights_bore(void) {
 	struct rq *rq;
 	struct rq_flags rf;
 
+	rcu_read_lock();
 	write_lock_irq(&tasklist_lock);
 	for_each_process(task) {
 		if (!task_is_bore_eligible(task)) continue;
@@ -137,6 +138,7 @@ static void reset_task_weights_bore(void) {
 		rq_unlock_irqrestore(rq, &rf);
 	}
 	write_unlock_irq(&tasklist_lock);
+	rcu_read_unlock();
 }
 
 int sched_bore_update_handler(const struct ctl_table *table, int write,