20 			unpin_user_pages(shm->pages, shm->num_pages);  in release_registered_pages()
24 			for (n = 0; n < shm->num_pages; n++)  in release_registered_pages()
158 	int num_pages;  in tee_shm_register()  local
189 	num_pages = (roundup(addr + length, PAGE_SIZE) - start) / PAGE_SIZE;  in tee_shm_register()
190 	shm->pages = kcalloc(num_pages, sizeof(*shm->pages), GFP_KERNEL);  in tee_shm_register()
197 		rc = pin_user_pages_fast(start, num_pages, FOLL_WRITE,  in tee_shm_register()
203 		kiov = kcalloc(num_pages, sizeof(*kiov), GFP_KERNEL);  in tee_shm_register()
209 		for (i = 0; i < num_pages; i++) {  in tee_shm_register()
214 		rc = get_kernel_pages(kiov, num_pages, 0, shm->pages);  in tee_shm_register()
218 		shm->num_pages = rc;  in tee_shm_register()
219 	if (rc != num_pages) {  in tee_shm_register()
236 					     shm->num_pages, start);  in tee_shm_register()