HTLB_BUDDY_PGALLOC_FAIL  306 drivers/virtio/virtio_balloon.c 		    events[HTLB_BUDDY_PGALLOC_FAIL]);
HTLB_BUDDY_PGALLOC_FAIL 1481 mm/hugetlb.c   		__count_vm_event(HTLB_BUDDY_PGALLOC_FAIL);