Commit 9e9da02a authored by Nikolay Borisov's avatar Nikolay Borisov Committed by Dennis Zhou
Browse files

percpu_ref: Don't opencode percpu_ref_is_dying 



Signed-off-by: default avatarNikolay Borisov <nborisov@suse.com>
Signed-off-by: default avatarDennis Zhou <dennis@kernel.org>
parent 6efb943b

lib/percpu-refcount.c

+3 −3
Original line number Diff line number Diff line
@@ -275,7 +275,7 @@ static void __percpu_ref_switch_mode(struct percpu_ref *ref, 
	wait_event_lock_irq(percpu_ref_switch_waitq, !data->confirm_switch,

			    percpu_ref_switch_lock);



	if (data->force_atomic || (ref->percpu_count_ptr & __PERCPU_REF_DEAD))

	if (data->force_atomic || percpu_ref_is_dying(ref))

		__percpu_ref_switch_to_atomic(ref, confirm_switch);

	else

		__percpu_ref_switch_to_percpu(ref);
@@ -385,7 +385,7 @@ void percpu_ref_kill_and_confirm(struct percpu_ref *ref, 


	spin_lock_irqsave(&percpu_ref_switch_lock, flags);



	WARN_ONCE(ref->percpu_count_ptr & __PERCPU_REF_DEAD,

	WARN_ONCE(percpu_ref_is_dying(ref),

		  "%s called more than once on %ps!", __func__,

		  ref->data->release);
@@ -465,7 +465,7 @@ void percpu_ref_resurrect(struct percpu_ref *ref) 


	spin_lock_irqsave(&percpu_ref_switch_lock, flags);



	WARN_ON_ONCE(!(ref->percpu_count_ptr & __PERCPU_REF_DEAD));

	WARN_ON_ONCE(!percpu_ref_is_dying(ref));

	WARN_ON_ONCE(__ref_is_percpu(ref, &percpu_count));



	ref->percpu_count_ptr &= ~__PERCPU_REF_DEAD;