55 	int n, status, err;  in wait_stub_done()  local
65 		err = ptrace(PTRACE_CONT, pid, 0, 0);  in wait_stub_done()
66 		if (err) {  in wait_stub_done()
77 	err = ptrace_dump_regs(pid);  in wait_stub_done()
78 	if (err)  in wait_stub_done()
80 		       "errno = %d\n", -err);  in wait_stub_done()
91 	int err;  in get_skas_faultinfo()  local
94 	err = get_fp_registers(pid, fpregs);  in get_skas_faultinfo()
95 	if (err < 0) {  in get_skas_faultinfo()
97 		       err);  in get_skas_faultinfo()
100 	err = ptrace(PTRACE_CONT, pid, 0, SIGSEGV);  in get_skas_faultinfo()
101 	if (err) {  in get_skas_faultinfo()
114 	err = put_fp_registers(pid, fpregs);  in get_skas_faultinfo()
115 	if (err < 0) {  in get_skas_faultinfo()
117 		       err);  in get_skas_faultinfo()
135 	int err, status;  in handle_trap()  local
145 		err = ptrace(PTRACE_POKEUSER, pid, PT_SYSCALL_NR_OFFSET,  in handle_trap()
147 		if (err < 0) {  in handle_trap()
153 		err = ptrace(PTRACE_SYSCALL, pid, 0, 0);  in handle_trap()
154 		if (err < 0) {  in handle_trap()
160 		CATCH_EINTR(err = waitpid(pid, &status, WUNTRACED | __WALL));  in handle_trap()
161 		if ((err < 0) || !WIFSTOPPED(status) ||  in handle_trap()
163 			err = ptrace_dump_regs(pid);  in handle_trap()
164 			if (err)  in handle_trap()
166 				       "from process, errno = %d\n", -err);  in handle_trap()
182 	int err, fd;  in userspace_tramp()  local
189 	err = set_interval();  in userspace_tramp()
190 	if (err) {  in userspace_tramp()
192 		       "errno = %d\n", err);  in userspace_tramp()
253 	int pid, status, n, flags, err;  in start_userspace()  local
259 		err = -errno;  in start_userspace()
262 		return err;  in start_userspace()
271 		err = -errno;  in start_userspace()
274 		return err;  in start_userspace()
280 			err = -errno;  in start_userspace()
288 		err = -EINVAL;  in start_userspace()
296 		err = -errno;  in start_userspace()
303 		err = -errno;  in start_userspace()
313 	return err;  in start_userspace()
320 	int err, status, op, pid = userspace_pid[0];  in userspace()  local
361 		CATCH_EINTR(err = waitpid(pid, &status, WUNTRACED | __WALL));  in userspace()
362 		if (err < 0) {  in userspace()
464 	int err;  in copy_context_skas0()  local
481 	err = ptrace_setregs(pid, thread_regs);  in copy_context_skas0()
482 	if (err < 0) {  in copy_context_skas0()
483 		err = -errno;  in copy_context_skas0()
485 		       "failed, pid = %d, errno = %d\n", pid, -err);  in copy_context_skas0()
486 		return err;  in copy_context_skas0()
489 	err = put_fp_registers(pid, thread_fp_regs);  in copy_context_skas0()
490 	if (err < 0) {  in copy_context_skas0()
492 		       "failed, pid = %d, err = %d\n", pid, err);  in copy_context_skas0()
493 		return err;  in copy_context_skas0()
497 	child_data->err = 12345678;  in copy_context_skas0()
503 	err = ptrace(PTRACE_CONT, pid, 0, 0);  in copy_context_skas0()
504 	if (err) {  in copy_context_skas0()
505 		err = -errno;  in copy_context_skas0()
508 		return err;  in copy_context_skas0()
513 	pid = data->err;  in copy_context_skas0()
525 	if (child_data->err != STUB_DATA) {  in copy_context_skas0()
527 		       "error %ld\n", child_data->err);  in copy_context_skas0()
528 		err = child_data->err;  in copy_context_skas0()
534 		err = -errno;  in copy_context_skas0()
544 	return err;  in copy_context_skas0()