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Commit a3b3c562 authored by Eric W. Biederman's avatar Eric W. Biederman
Browse files

mnt: Use hlist_move_list in namespace_unlock 



Small cleanup to make the code more readable and maintainable.

Signed-off-by: default avatarEric Biederman <ebiederm@xmission.com>
parent e42391cd

fs/namespace.c

+5 −7
Original line number Diff line number Diff line
@@ -1298,17 +1298,15 @@ static HLIST_HEAD(unmounted); /* protected by namespace_sem */ 


static void namespace_unlock(void)

{

	struct hlist_head head = unmounted;

	struct hlist_head head;



	if (likely(hlist_empty(&head))) {

		up_write(&namespace_sem);

		return;

	}

	hlist_move_list(&unmounted, &head);



	head.first->pprev = &head.first;

	INIT_HLIST_HEAD(&unmounted);

	up_write(&namespace_sem);



	if (likely(hlist_empty(&head)))

		return;



	synchronize_rcu();



	group_pin_kill(&head);