32 static void __init reserve_bad_mem(u64 pattern, phys_addr_t start_bad, phys_addr_t end_bad)  in reserve_bad_mem()  argument
35 		cpu_to_be64(pattern), &start_bad, &end_bad);  in reserve_bad_mem()
40 static void __init memtest(u64 pattern, phys_addr_t start_phys, phys_addr_t size)  in memtest()  argument
45 	const size_t incr = sizeof(pattern);  in memtest()
54 		WRITE_ONCE(*p, pattern);  in memtest()
57 		if (READ_ONCE(*p) == pattern)  in memtest()
64 			reserve_bad_mem(pattern, start_bad, last_bad + incr);  in memtest()
68 		reserve_bad_mem(pattern, start_bad, last_bad + incr);  in memtest()
73 static void __init do_one_pass(u64 pattern, phys_addr_t start, phys_addr_t end)  in do_one_pass()  argument
84 				&this_start, &this_end, cpu_to_be64(pattern));  in do_one_pass()
85 			memtest(pattern, this_start, this_end - this_start);  in do_one_pass()