plain_ptr        1249 tools/testing/selftests/x86/protection_keys.c 	int *plain_ptr = ALIGN_PTR_UP(plain_ptr_unaligned, PAGE_SIZE);
plain_ptr        1295 tools/testing/selftests/x86/protection_keys.c 	ret = ptrace(PTRACE_PEEKDATA, child_pid, plain_ptr, ignored);
plain_ptr        1299 tools/testing/selftests/x86/protection_keys.c 	peek_result = read_ptr(plain_ptr);