page_trylock_cons
if (flags == PC_ALLOC && (page_trylock_cons(pplist, SE_EXCL))) {
page_trylock_cons(pp, SE_EXCL)) {
page_trylock_cons(try_to_return_this_page,
static int page_trylock_cons(page_t *pp, se_t se);
while (IS_DUMP_PAGE(pp) || !page_trylock_cons(pp,