474 	pgd_t pgd;  in pgd_basic_tests()  local
477 	memset(&pgd, RANDOM_NZVALUE, sizeof(pgd_t));  in pgd_basic_tests()
478 	WARN_ON(!pgd_same(pgd, pgd));  in pgd_basic_tests()
560 	pgd_t pgd = READ_ONCE(*pgdp);  in pgd_clear_tests()  local
566 	pgd = __pgd(pgd_val(pgd) | RANDOM_ORVALUE);  in pgd_clear_tests()
567 	WRITE_ONCE(*pgdp, pgd);  in pgd_clear_tests()
569 	pgd = READ_ONCE(*pgdp);  in pgd_clear_tests()
570 	WARN_ON(!pgd_none(pgd));  in pgd_clear_tests()
576 	pgd_t pgd;  in pgd_populate_tests()  local
589 	pgd = READ_ONCE(*pgdp);  in pgd_populate_tests()
590 	WARN_ON(pgd_bad(pgd));  in pgd_populate_tests()