linux-master/mm/hugetlb_cgroup.c

181  * Should be called with hugetlb_lock held.
182  * Since we are holding hugetlb_lock, pages cannot get moved from
232 			spin_lock_irq(&hugetlb_lock);
236 			spin_unlock_irq(&hugetlb_lock);
304 /* Should be called with hugetlb_lock held */
319 		 * hugetlb_lock held anyway.
341  * Should be called with hugetlb_lock held
350 	lockdep_assert_held(&hugetlb_lock);
368 		 * hugetlb_lock held anyway.
868  * hugetlb_lock will make sure a parallel cgroup rmdir won't happen
880 	spin_lock_irq(&hugetlb_lock);
890 	spin_unlock_irq(&hugetlb_lock);