1508 		refcount_inc(&current->sighand->count);  in copy_sighand()
1512 	rcu_assign_pointer(tsk->sighand, sig);  in copy_sighand()
1517 	spin_lock_irq(&current->sighand->siglock);  in copy_sighand()
1518 	memcpy(sig->action, current->sighand->action, sizeof(sig->action));  in copy_sighand()
1519 	spin_unlock_irq(&current->sighand->siglock);  in copy_sighand()
1523 void __cleanup_sighand(struct sighand_struct *sighand)  in __cleanup_sighand()  argument
1525 	if (refcount_dec_and_test(&sighand->count)) {  in __cleanup_sighand()
1526 		signalfd_cleanup(sighand);  in __cleanup_sighand()
1531 		kmem_cache_free(sighand_cachep, sighand);  in __cleanup_sighand()
1606 	assert_spin_locked(&current->sighand->siglock);  in copy_seccomp()
1841 	spin_lock_irq(&current->sighand->siglock);  in copy_process()
1845 	spin_unlock_irq(&current->sighand->siglock);  in copy_process()
2152 	spin_lock(&current->sighand->siglock);  in copy_process()
2222 	spin_unlock(&current->sighand->siglock);  in copy_process()
2237 	spin_unlock(&current->sighand->siglock);  in copy_process()
2266 	__cleanup_sighand(p->sighand);  in copy_process()
2294 	spin_lock_irq(&current->sighand->siglock);  in copy_process()
2296 	spin_unlock_irq(&current->sighand->siglock);  in copy_process()
2684 	struct sighand_struct *sighand = data;  in sighand_ctor()  local
2686 	spin_lock_init(&sighand->siglock);  in sighand_ctor()
2687 	init_waitqueue_head(&sighand->signalfd_wqh);  in sighand_ctor()
2750 		if (refcount_read(&current->sighand->count) > 1)  in check_unshare_flags()