8 struct test {  struct
29 static void fail(struct test *test, struct sg_table *st, const char *cond)  in fail()  argument
36 	       test->size, test->max_seg, test->expected_segments, st->nents,  in fail()
39 	printf("%u input PFNs:", test->num_pages);  in fail()
40 	for (i = 0; i < test->num_pages; i++)  in fail()
41 		printf(" %x", test->pfn[i]);  in fail()
47 #define VALIDATE(cond, st, test) \  argument
49 		fail((test), (st), #cond);
54 	struct test *test, tests[] = {  in main()  local
79 	for (i = 0, test = tests; test->expected_segments; test++, i++) {  in main()
84 		set_pages(pages, test->pfn, test->num_pages);  in main()
86 		sg = __sg_alloc_table_from_pages(&st, pages, test->num_pages, 0,  in main()
87 				test->size, test->max_seg, NULL, 0, GFP_KERNEL);  in main()
88 		assert(PTR_ERR_OR_ZERO(sg) == test->alloc_ret);  in main()
90 		if (test->alloc_ret)  in main()
93 		VALIDATE(st.nents == test->expected_segments, &st, test);  in main()
94 		VALIDATE(st.orig_nents == test->expected_segments, &st, test);  in main()