diff options
| author | Sebastian Andrzej Siewior <bigeasy@linutronix.de> | 2020-06-30 12:45:14 +0300 |
|---|---|---|
| committer | Minda Chen <minda.chen@starfivetech.com> | 2023-11-06 14:24:51 +0300 |
| commit | 3a2082769702a96b80d8f1c7c6420df7237ec826 (patch) | |
| tree | 0bf52bbc4a52d38935ce01bbfa344c498e327fd7 | |
| parent | 6aaa52aeaebdd3e77a1da8f961047ba8c5fb5877 (diff) | |
| download | linux-3a2082769702a96b80d8f1c7c6420df7237ec826.tar.xz | |
x86/entry: Use should_resched() in idtentry_exit_cond_resched()
The TIF_NEED_RESCHED bit is inlined on x86 into the preemption counter.
By using should_resched(0) instead of need_resched() the same check can
be performed which uses the same variable as 'preempt_count()` which was
issued before.
Use should_resched(0) instead need_resched().
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
| -rw-r--r-- | kernel/entry/common.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/entry/common.c b/kernel/entry/common.c index b01531ea4067..64bec596959d 100644 --- a/kernel/entry/common.c +++ b/kernel/entry/common.c @@ -395,7 +395,7 @@ void irqentry_exit_cond_resched(void) rcu_irq_exit_check_preempt(); if (IS_ENABLED(CONFIG_DEBUG_ENTRY)) WARN_ON_ONCE(!on_thread_stack()); - if (need_resched()) + if (should_resched(0)) preempt_schedule_irq(); } } |