69 static void dump_pages_test(struct gup_test *gup, struct page **pages,  in dump_pages_test()  argument
80 		if (gup->which_pages[i] > nr_pages) {  in dump_pages_test()
82 				i, gup->which_pages[i]);  in dump_pages_test()
83 			gup->which_pages[i] = 0;  in dump_pages_test()
88 		index_to_dump = gup->which_pages[i];  in dump_pages_test()
93 				index_to_dump, gup->addr);  in dump_pages_test()
101 		struct gup_test *gup)  in __gup_test_ioctl()  argument
111 	if (gup->size > ULONG_MAX)  in __gup_test_ioctl()
114 	nr_pages = gup->size / PAGE_SIZE;  in __gup_test_ioctl()
125 	nr = gup->nr_pages_per_call;  in __gup_test_ioctl()
127 	for (addr = gup->addr; addr < gup->addr + gup->size; addr = next) {  in __gup_test_ioctl()
128 		if (nr != gup->nr_pages_per_call)  in __gup_test_ioctl()
132 		if (next > gup->addr + gup->size) {  in __gup_test_ioctl()
133 			next = gup->addr + gup->size;  in __gup_test_ioctl()
139 			nr = get_user_pages_fast(addr, nr, gup->gup_flags,  in __gup_test_ioctl()
143 			nr = get_user_pages(addr, nr, gup->gup_flags, pages + i);  in __gup_test_ioctl()
146 			nr = pin_user_pages_fast(addr, nr, gup->gup_flags,  in __gup_test_ioctl()
150 			nr = pin_user_pages(addr, nr, gup->gup_flags, pages + i);  in __gup_test_ioctl()
154 					    gup->gup_flags | FOLL_LONGTERM,  in __gup_test_ioctl()
158 			if (gup->test_flags & GUP_TEST_FLAG_DUMP_PAGES_USE_PIN)  in __gup_test_ioctl()
159 				nr = pin_user_pages(addr, nr, gup->gup_flags,  in __gup_test_ioctl()
162 				nr = get_user_pages(addr, nr, gup->gup_flags,  in __gup_test_ioctl()
179 	gup->get_delta_usec = ktime_us_delta(end_time, start_time);  in __gup_test_ioctl()
180 	gup->size = addr - gup->addr;  in __gup_test_ioctl()
189 		dump_pages_test(gup, pages, nr_pages);  in __gup_test_ioctl()
193 	put_back_pages(cmd, pages, nr_pages, gup->test_flags);  in __gup_test_ioctl()
196 	gup->put_delta_usec = ktime_us_delta(end_time, start_time);  in __gup_test_ioctl()
341 	struct gup_test gup;  in gup_test_ioctl()  local
360 	if (copy_from_user(&gup, (void __user *)arg, sizeof(gup)))  in gup_test_ioctl()
363 	ret = __gup_test_ioctl(cmd, &gup);  in gup_test_ioctl()
367 	if (copy_to_user((void __user *)arg, &gup, sizeof(gup)))  in gup_test_ioctl()