284 static int lock_check(char *map)  in lock_check()  argument
289 	page1_flags = get_pageflags((unsigned long)map);  in lock_check()
290 	page2_flags = get_pageflags((unsigned long)map + page_size);  in lock_check()
309 	if (!is_vmflag_set((unsigned long)map, LOCKED)) {  in lock_check()
314 	if (!is_vmflag_set((unsigned long)map + page_size, LOCKED)) {  in lock_check()
322 static int unlock_lock_check(char *map)  in unlock_lock_check()  argument
327 	page1_flags = get_pageflags((unsigned long)map);  in unlock_lock_check()
328 	page2_flags = get_pageflags((unsigned long)map + page_size);  in unlock_lock_check()
337 	if (is_vmflag_set((unsigned long)map, LOCKED)) {  in unlock_lock_check()
342 	if (is_vmflag_set((unsigned long)map + page_size, LOCKED)) {  in unlock_lock_check()
352 	char *map;  in test_mlock_lock()  local
356 	map = mmap(NULL, 2 * page_size, PROT_READ | PROT_WRITE,  in test_mlock_lock()
358 	if (map == MAP_FAILED) {  in test_mlock_lock()
363 	if (mlock2_(map, 2 * page_size, 0)) {  in test_mlock_lock()
372 	if (lock_check(map))  in test_mlock_lock()
376 	if (munlock(map, 2 * page_size)) {  in test_mlock_lock()
381 	ret = unlock_lock_check(map);  in test_mlock_lock()
384 	munmap(map, 2 * page_size);  in test_mlock_lock()
389 static int onfault_check(char *map)  in onfault_check()  argument
394 	page1_flags = get_pageflags((unsigned long)map);  in onfault_check()
395 	page2_flags = get_pageflags((unsigned long)map + page_size);  in onfault_check()
403 	*map = 'a';  in onfault_check()
404 	page1_flags = get_pageflags((unsigned long)map);  in onfault_check()
405 	page2_flags = get_pageflags((unsigned long)map + page_size);  in onfault_check()
424 	if (!is_vma_lock_on_fault((unsigned long)map)) {  in onfault_check()
429 	if (!is_vma_lock_on_fault((unsigned long)map + page_size)) {  in onfault_check()
437 static int unlock_onfault_check(char *map)  in unlock_onfault_check()  argument
442 	page1_flags = get_pageflags((unsigned long)map);  in unlock_onfault_check()
450 	if (is_vma_lock_on_fault((unsigned long)map) ||  in unlock_onfault_check()
451 	    is_vma_lock_on_fault((unsigned long)map + page_size)) {  in unlock_onfault_check()
461 	char *map;  in test_mlock_onfault()  local
465 	map = mmap(NULL, 2 * page_size, PROT_READ | PROT_WRITE,  in test_mlock_onfault()
467 	if (map == MAP_FAILED) {  in test_mlock_onfault()
472 	if (mlock2_(map, 2 * page_size, MLOCK_ONFAULT)) {  in test_mlock_onfault()
481 	if (onfault_check(map))  in test_mlock_onfault()
485 	if (munlock(map, 2 * page_size)) {  in test_mlock_onfault()
494 	ret = unlock_onfault_check(map);  in test_mlock_onfault()
496 	munmap(map, 2 * page_size);  in test_mlock_onfault()
503 	char *map;  in test_lock_onfault_of_present()  local
508 	map = mmap(NULL, 2 * page_size, PROT_READ | PROT_WRITE,  in test_lock_onfault_of_present()
510 	if (map == MAP_FAILED) {  in test_lock_onfault_of_present()
515 	*map = 'a';  in test_lock_onfault_of_present()
517 	if (mlock2_(map, 2 * page_size, MLOCK_ONFAULT)) {  in test_lock_onfault_of_present()
526 	page1_flags = get_pageflags((unsigned long)map);  in test_lock_onfault_of_present()
527 	page2_flags = get_pageflags((unsigned long)map + page_size);  in test_lock_onfault_of_present()
537 	if (!is_vma_lock_on_fault((unsigned long)map) ||  in test_lock_onfault_of_present()
538 	    !is_vma_lock_on_fault((unsigned long)map + page_size)) {  in test_lock_onfault_of_present()
544 	munmap(map, 2 * page_size);  in test_lock_onfault_of_present()
551 	char *map;  in test_munlockall()  local
555 	map = mmap(NULL, 2 * page_size, PROT_READ | PROT_WRITE,  in test_munlockall()
558 	if (map == MAP_FAILED) {  in test_munlockall()
568 	if (lock_check(map))  in test_munlockall()
576 	if (unlock_lock_check(map))  in test_munlockall()
579 	munmap(map, 2 * page_size);  in test_munlockall()
581 	map = mmap(NULL, 2 * page_size, PROT_READ | PROT_WRITE,  in test_munlockall()
584 	if (map == MAP_FAILED) {  in test_munlockall()
594 	if (onfault_check(map))  in test_munlockall()
602 	if (unlock_onfault_check(map))  in test_munlockall()
610 	if (lock_check(map))  in test_munlockall()
618 	ret = unlock_lock_check(map);  in test_munlockall()
621 	munmap(map, 2 * page_size);  in test_munlockall()
630 	void *map;  in test_vma_management()  local
636 	map = mmap(NULL, 3 * page_size, PROT_READ | PROT_WRITE,  in test_vma_management()
638 	if (map == MAP_FAILED) {  in test_vma_management()
643 	if (call_mlock && mlock2_(map, 3 * page_size, MLOCK_ONFAULT)) {  in test_vma_management()
652 	if (get_vm_area((unsigned long)map, &page1) ||  in test_vma_management()
653 	    get_vm_area((unsigned long)map + page_size, &page2) ||  in test_vma_management()
654 	    get_vm_area((unsigned long)map + page_size * 2, &page3)) {  in test_vma_management()
670 	if (munlock(map + page_size, page_size)) {  in test_vma_management()
675 	if (get_vm_area((unsigned long)map, &page1) ||  in test_vma_management()
676 	    get_vm_area((unsigned long)map + page_size, &page2) ||  in test_vma_management()
677 	    get_vm_area((unsigned long)map + page_size * 2, &page3)) {  in test_vma_management()
689 	if (munlock(map, page_size * 3)) {  in test_vma_management()
694 	if (get_vm_area((unsigned long)map, &page1) ||  in test_vma_management()
695 	    get_vm_area((unsigned long)map + page_size, &page2) ||  in test_vma_management()
696 	    get_vm_area((unsigned long)map + page_size * 2, &page3)) {  in test_vma_management()
709 	munmap(map, 3 * page_size);  in test_vma_management()