selftests/mm/mlock2-tests.c

192 	unsigned long page_size = getpagesize();
194 	map = mmap(NULL, 2 * page_size, PROT_READ | PROT_WRITE,
199 	if (mlock2_(map, 2 * page_size, 0)) {
200 		munmap(map, 2 * page_size);
207 	if (munlock(map, 2 * page_size)) {
208 		munmap(map, 2 * page_size);
213 	munmap(map, 2 * page_size);
229 	unsigned long page_size = getpagesize();
232 	    is_vma_lock_on_fault((unsigned long)map + page_size)) {
243 	unsigned long page_size = getpagesize();
245 	map = mmap(NULL, 2 * page_size, PROT_READ | PROT_WRITE,
250 	if (mlock2_(map, 2 * page_size, MLOCK_ONFAULT)) {
251 		munmap(map, 2 * page_size);
258 	if (munlock(map, 2 * page_size)) {
259 		munmap(map, 2 * page_size);
264 	munmap(map, 2 * page_size);
270 	unsigned long page_size = getpagesize();
272 	map = mmap(NULL, 2 * page_size, PROT_READ | PROT_WRITE,
279 	if (mlock2_(map, 2 * page_size, MLOCK_ONFAULT)) {
280 		munmap(map, 2 * page_size);
285 			 is_vma_lock_on_fault((unsigned long)map + page_size),
287 	munmap(map, 2 * page_size);
293 	unsigned long page_size = getpagesize();
295 	map = mmap(NULL, 2 * page_size, PROT_READ | PROT_WRITE,
301 		munmap(map, 2 * page_size);
308 		munmap(map, 2 * page_size);
313 	munmap(map, 2 * page_size);
319 	unsigned long page_size = getpagesize();
321 	map = mmap(NULL, 2 * page_size, PROT_READ | PROT_WRITE,
327 		munmap(map, 2 * page_size);
334 		munmap(map, 2 * page_size);
341 		munmap(map, 2 * page_size);
348 		munmap(map, 2 * page_size);
353 	munmap(map, 2 * page_size);
359 	unsigned long page_size = getpagesize();
364 	map = mmap(NULL, 3 * page_size, PROT_READ | PROT_WRITE,
369 	if (call_mlock && mlock2_(map, 3 * page_size, MLOCK_ONFAULT)) {
370 		munmap(map, 3 * page_size);
375 	    get_vm_area((unsigned long)map + page_size, &page2) ||
376 	    get_vm_area((unsigned long)map + page_size * 2, &page3)) {
377 		munmap(map, 3 * page_size);
387 		munmap(map, 3 * page_size);
391 	if (munlock(map + page_size, page_size)) {
392 		munmap(map, 3 * page_size);
397 	    get_vm_area((unsigned long)map + page_size, &page2) ||
398 	    get_vm_area((unsigned long)map + page_size * 2, &page3)) {
399 		munmap(map, 3 * page_size);
405 		munmap(map, 3 * page_size);
410 	if (munlock(map, page_size * 3)) {
411 		munmap(map, 3 * page_size);
416 	    get_vm_area((unsigned long)map + page_size, &page2) ||
417 	    get_vm_area((unsigned long)map + page_size * 2, &page3)) {
418 		munmap(map, 3 * page_size);
424 		munmap(map, 3 * page_size);
429 	munmap(map, 3 * page_size);