Currently when rogue script kills QEMU process (using TERM/INT/HUP signal) it looks indistinguishable from system shutdown. Lets report that QMEU was killed and leave some clues about the killed identity.
Signed-off-by: Gleb Natapov <g...@redhat.com> diff --git a/os-posix.c b/os-posix.c index 38c29d1..7e175e8 100644 --- a/os-posix.c +++ b/os-posix.c @@ -61,8 +61,9 @@ void os_setup_early_signal_handling(void) sigaction(SIGPIPE, &act, NULL); } -static void termsig_handler(int signal) +static void termsig_handler(int signal, siginfo_t *info, void *c) { + fprintf(stderr, "Got signal %d from pid %d\n", info->si_signo, info->si_pid); qemu_system_shutdown_request(); } @@ -76,7 +77,8 @@ void os_setup_signal_handling(void) struct sigaction act; memset(&act, 0, sizeof(act)); - act.sa_handler = termsig_handler; + act.sa_sigaction = termsig_handler; + act.sa_flags = SA_SIGINFO; sigaction(SIGINT, &act, NULL); sigaction(SIGHUP, &act, NULL); sigaction(SIGTERM, &act, NULL); -- Gleb.