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: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Frederic Weisbecker <frederic@kernel.org>
Link: https://lore.kernel.org/r/20230425183313.249063953@linutronix.de

diff --git a/kernel/time/posix-timers.c b/kernel/time/posix-timers.c
index c1b77c597f5fe076186104537fe2ee09d38be590..ed7d260f51efa1b3dc51b1adadc55d7394023a5b 100644 (file)
--- a/kernel/time/posix-timers.c
+++ b/kernel/time/posix-timers.c
@@ -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);