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Subject[PATCH] sched: remove redundant check in __schedule_bug
Date
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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