Commit 11fbe6cd authored by Thomas Gleixner's avatar Thomas Gleixner
Browse files

posix-timers: Remove pointless irqsafe from hash_lock 



All usage of hash_lock is in thread context. No point in using
spin_lock_irqsave()/irqrestore() for a single usage site.

Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Reviewed-by: default avatarFrederic Weisbecker <frederic@kernel.org>
Link: https://lore.kernel.org/r/20230425183313.249063953@linutronix.de
parent 72786ff2

kernel/time/posix-timers.c

+2 −3
Original line number Diff line number Diff line
@@ -471,10 +471,9 @@ static void k_itimer_rcu_free(struct rcu_head *head) 
static void release_posix_timer(struct k_itimer *tmr, int it_id_set)

{

	if (it_id_set) {

		unsigned long flags;

		spin_lock_irqsave(&hash_lock, flags);

		spin_lock(&hash_lock, flags);

		hlist_del_rcu(&tmr->t_hash);

		spin_unlock_irqrestore(&hash_lock, flags);

		spin_unlock(&hash_lock, flags);

	}

	put_pid(tmr->it_pid);

	sigqueue_free(tmr->sigq);