don't send SIGCONT when sending SIGSTOP derived from PTRACE_ATTACH

refs #747
2016-05-19 10:54:12 +09:00
parent 9b35eaca42
commit f06d8041e3
2 changed files with 2 additions and 2 deletions
--- a/kernel/syscall.c
+++ b/kernel/syscall.c
@ -4987,7 +4987,7 @@ static int ptrace_attach(int pid)
 	info.si_signo = SIGSTOP;
 	info.si_code = SI_USER;
 	info._sifields._kill.si_pid = proc->pid;
-	error = do_kill(mythread, pid, -1, SIGSTOP, &info, 1);
+	error = do_kill(mythread, pid, -1, SIGSTOP, &info, 2);
 	if (error < 0) {
 		goto out;
 	}