Messages in this thread Patch in this message | | | From | liming.wu@jaguarmi ... | Subject | [PATCH] sched: remove redundant check in __schedule_bug | Date | Thu, 3 Aug 2023 19:26:28 +0800 |
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From: Liming Wu <liming.wu@jaguarmicro.com>
in_atomic_preempt_off is checked twice in schedule_debug, and __schedule_bug only called in schedule_debug. remove the redundant in_atomic_preempt_off check in __schedule_bug.
Signed-off-by: Liming Wu <liming.wu@jaguarmicro.com> --- kernel/sched/core.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/kernel/sched/core.c b/kernel/sched/core.c index a68d1276bab0..ae44958b3851 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -5884,8 +5884,7 @@ static noinline void __schedule_bug(struct task_struct *prev) print_modules(); if (irqs_disabled()) print_irqtrace_events(prev); - if (IS_ENABLED(CONFIG_DEBUG_PREEMPT) - && in_atomic_preempt_off()) { + if (IS_ENABLED(CONFIG_DEBUG_PREEMPT)) { pr_err("Preemption disabled at:"); print_ip_sym(KERN_ERR, preempt_disable_ip); } -- 2.25.1
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