32 static void test_tpidr(pid_t child)  in test_tpidr()  argument
45 	ret = ptrace(PTRACE_GETREGSET, child, NT_ARM_TLS, &read_iov);  in test_tpidr()
51 	ret = ptrace(PTRACE_SETREGSET, child, NT_ARM_TLS, &write_iov);  in test_tpidr()
55 	ret = ptrace(PTRACE_GETREGSET, child, NT_ARM_TLS, &read_iov);  in test_tpidr()
61 	ret = ptrace(PTRACE_GETREGSET, child, NT_ARM_TLS, &read_iov);  in test_tpidr()
82 		ret = ptrace(PTRACE_SETREGSET, child, NT_ARM_TLS, &write_iov);  in test_tpidr()
90 		ret = ptrace(PTRACE_GETREGSET, child, NT_ARM_TLS, &read_iov);  in test_tpidr()
112 		ret = ptrace(PTRACE_SETREGSET, child, NT_ARM_TLS, &write_iov);  in test_tpidr()
117 			ret = ptrace(PTRACE_GETREGSET, child, NT_ARM_TLS,  in test_tpidr()
135 static void test_hw_debug(pid_t child, int type, const char *type_name)  in test_hw_debug()  argument
145 	ret = ptrace(PTRACE_GETREGSET, child, type, &iov);  in test_hw_debug()
174 static int do_parent(pid_t child)  in do_parent()  argument
181 	/* Attach to the child */  in do_parent()
195 		if (pid != child)  in do_parent()
199 			ksft_exit_fail_msg("Child died unexpectedly\n");  in do_parent()
235 	ksft_print_msg("Parent is %d, child is %d\n", getpid(), child);  in do_parent()
237 	test_tpidr(child);  in do_parent()
238 	test_hw_debug(child, NT_ARM_HW_WATCH, "NT_ARM_HW_WATCH");  in do_parent()
239 	test_hw_debug(child, NT_ARM_HW_BREAK, "NT_ARM_HW_BREAK");  in do_parent()
244 	kill(child, SIGKILL);  in do_parent()
253 	pid_t child;  in main()  local
261 	child = fork();  in main()
262 	if (!child)  in main()
265 	if (do_parent(child))  in main()