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authorPeter Zijlstra <peterz@infradead.org>2020-08-20 16:47:24 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-09-09 19:04:23 +0200
commitc12a4e6ac32c6d5978fecc0501b7bb9c8ddd2bae (patch)
tree3c591ee11fe533a2da3941154ae346c45960dd54
parente69973638f741a0c712bde6090b37d17e608b533 (diff)
cpuidle: Fixup IRQ state
[ Upstream commit 49d9c5936314e44d314c605c39cce0fd947f9c3a ] Match the pattern elsewhere in this file. Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Reviewed-by: Steven Rostedt (VMware) <rostedt@goodmis.org> Reviewed-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Tested-by: Marco Elver <elver@google.com> Link: https://lkml.kernel.org/r/20200821085348.251340558@infradead.org Signed-off-by: Sasha Levin <sashal@kernel.org>
-rw-r--r--drivers/cpuidle/cpuidle.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c
index 6df894d65d9e..2d182dc1b49e 100644
--- a/drivers/cpuidle/cpuidle.c
+++ b/drivers/cpuidle/cpuidle.c
@@ -148,7 +148,8 @@ static void enter_s2idle_proper(struct cpuidle_driver *drv,
*/
stop_critical_timings();
drv->states[index].enter_s2idle(dev, drv, index);
- WARN_ON(!irqs_disabled());
+ if (WARN_ON_ONCE(!irqs_disabled()))
+ local_irq_disable();
/*
* timekeeping_resume() that will be called by tick_unfreeze() for the
* first CPU executing it calls functions containing RCU read-side