diff options
| -rw-r--r-- | kernel/sched/ext.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/kernel/sched/ext.c b/kernel/sched/ext.c index c900667b25b8..8a3b8f64a06b 100644 --- a/kernel/sched/ext.c +++ b/kernel/sched/ext.c @@ -3732,7 +3732,7 @@ bool scx_rcu_cpu_stall(void) * live-lock the system by making many CPUs target the same DSQ to the point * where soft-lockup detection triggers. This function is called from * soft-lockup watchdog when the triggering point is close and tries to unjam - * the system by enabling the breather and aborting the BPF scheduler. + * the system and aborting the BPF scheduler. */ void scx_softlockup(u32 dur_s) { @@ -4315,9 +4315,9 @@ static bool scx_claim_exit(struct scx_sched *sch, enum scx_exit_kind kind) return false; /* - * Some CPUs may be trapped in the dispatch paths. Enable breather - * immediately; otherwise, we might not even be able to get to - * scx_bypass(). + * Some CPUs may be trapped in the dispatch paths. Set the aborting + * flag to break potential live-lock scenarios, ensuring we can + * successfully reach scx_bypass(). */ WRITE_ONCE(scx_aborting, true); return true; |