103 static char *area_src, *area_src_alias, *area_dst, *area_dst_alias, *area_remap;  variable
511 	munmap_area((void **)&area_dst);  in uffd_test_ctx_clear()
523 	uffd_test_ops->allocate_area((void **)&area_dst, false);  in uffd_test_ctx_init()
563 	uffd_test_ops->release_pages(area_dst);  in uffd_test_ctx_init()
640 		pthread_mutex_lock(area_mutex(area_dst, page_nr));  in locking_thread()
641 		count = *area_count(area_dst, page_nr);  in locking_thread()
646 		*area_count(area_dst, page_nr) = count_verify[page_nr] = count;  in locking_thread()
647 		pthread_mutex_unlock(area_mutex(area_dst, page_nr));  in locking_thread()
688 	uffdio_copy.dst = (unsigned long) area_dst + offset;  in __copy_page()
769 		area = (uint8_t *)(area_dst +  in uffd_handle_page_fault()
801 		offset = (char *)(unsigned long)msg->arg.pagefault.address - area_dst;  in uffd_handle_page_fault()
860 			area_remap = area_dst;  /* save for later unmap */  in uffd_poll_thread()
861 			area_dst = (char *)(unsigned long)msg.arg.remap.to;  in uffd_poll_thread()
907 		wp_range(uffd, (unsigned long)area_dst + start_nr * page_size,  in background_thread()
1060 							 (__u64)area_dst +  in faulting_process()
1071 		count = *area_count(area_dst, nr);  in faulting_process()
1079 		*area_count(area_dst, nr) = count;  in faulting_process()
1085 	area_dst = mremap(area_dst, nr_pages * page_size,  nr_pages * page_size,  in faulting_process()
1087 	if (area_dst == MAP_FAILED)  in faulting_process()
1093 		count = *area_count(area_dst, nr);  in faulting_process()
1102 		*area_count(area_dst, nr) = count;  in faulting_process()
1105 	uffd_test_ops->release_pages(area_dst);  in faulting_process()
1108 		if (my_bcmp(area_dst + nr * page_size, zeropage, page_size))  in faulting_process()
1140 	uffdio_zeropage.range.start = (unsigned long) area_dst + offset;  in __uffdio_zeropage()
1183 	uffdio_register.range.start = (unsigned long) area_dst;  in userfaultfd_zeropage_test()
1195 		if (my_bcmp(area_dst, zeropage, page_size))  in userfaultfd_zeropage_test()
1220 	uffdio_register.range.start = (unsigned long) area_dst;  in userfaultfd_events_test()
1272 	uffdio_register.range.start = (unsigned long) area_dst;  in userfaultfd_sig_test()
1286 	uffd_test_ops->release_pages(area_dst);  in userfaultfd_sig_test()
1362 		memset(area_dst + (p * page_size), p % ((uint8_t)-1),  in userfaultfd_minor_test()
1390 		uffd_test_ops->check_pmd_mapping(area_dst,  in userfaultfd_minor_test()
1450 		value = pagemap_read_vaddr(fd, area_dst);  in pagemap_test_fork()
1485 		if (madvise(area_dst, nr_pages * page_size, MADV_HUGEPAGE))  in userfaultfd_pagemap_test()
1489 		if (madvise(area_dst, nr_pages * page_size, MADV_NOHUGEPAGE))  in userfaultfd_pagemap_test()
1493 	uffdio_register.range.start = (unsigned long) area_dst;  in userfaultfd_pagemap_test()
1502 	*area_dst = 1;  in userfaultfd_pagemap_test()
1503 	wp_range(uffd, (uint64_t)area_dst, test_pgsize, true);  in userfaultfd_pagemap_test()
1504 	value = pagemap_read_vaddr(pagemap_fd, area_dst);  in userfaultfd_pagemap_test()
1514 	if (madvise(area_dst, test_pgsize, MADV_PAGEOUT))  in userfaultfd_pagemap_test()
1518 	value = pagemap_read_vaddr(pagemap_fd, area_dst);  in userfaultfd_pagemap_test()
1525 	wp_range(uffd, (uint64_t)area_dst, page_size, false);  in userfaultfd_pagemap_test()
1526 	value = pagemap_read_vaddr(pagemap_fd, area_dst);  in userfaultfd_pagemap_test()
1530 	*area_dst = 2;  in userfaultfd_pagemap_test()
1531 	value = pagemap_read_vaddr(pagemap_fd, area_dst);  in userfaultfd_pagemap_test()
1578 		uffdio_register.range.start = (unsigned long) area_dst;  in userfaultfd_stress()
1619 		uffd_test_ops->release_pages(area_dst);  in userfaultfd_stress()
1629 			wp_range(uffd, (unsigned long)area_dst,  in userfaultfd_stress()
1636 			uffdio_register.range.start = (unsigned long) area_dst;  in userfaultfd_stress()
1645 				if (*area_count(area_dst, nr) != count_verify[nr])  in userfaultfd_stress()
1651 		swap(area_src, area_dst);  in userfaultfd_stress()