trace: do not always call exit() in trace_enable_events

The problem is that
  virsh qemu-monitor-command --hmp VM log trace:help
forces QEMU to exit even when running VM normally.

Signed-off-by: Denis V. Lunev <den@openvz.org>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Message-id: 1458128212-4197-2-git-send-email-den@openvz.org
CC: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Denis V. Lunev 2016-03-16 14:36:51 +03:00 committed by Stefan Hajnoczi
parent ab8eb29c4a
commit acc6809ddc

View File

@ -20,6 +20,7 @@
#include "qemu/log.h"
#endif
#include "qemu/error-report.h"
#include "monitor/monitor.h"
int trace_events_enabled_count;
bool trace_events_dstate[TRACE_EVENT_COUNT];
@ -132,7 +133,9 @@ void trace_enable_events(const char *line_buf)
{
if (is_help_option(line_buf)) {
trace_list_events();
exit(0);
if (cur_mon == NULL) {
exit(0);
}
} else {
do_trace_enable_events(line_buf);
}