QMP: add inject-nmi qmp command

inject-nmi command injects an NMI on all CPUs of guest.
It is only supported for x86 guest currently, it will
returns "Unsupported" error for non-x86 guest.

Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>

1 files changed, 17 insertions, 0 deletions

diff --git a/monitor.c b/monitor.c
index f63cce050f..81d3c9b748 100644
--- a/monitor.c
+++ b/monitor.c
@@ -2555,6 +2555,23 @@ static void do_inject_nmi(Monitor *mon, const QDict *qdict)
             break;
         }
 }
+
+static int do_inject_nmi_all(Monitor *mon, const QDict *qdict, QObject **ret_data)
+{
+    CPUState *env;
+
+    for (env = first_cpu; env != NULL; env = env->next_cpu) {
+        cpu_interrupt(env, CPU_INTERRUPT_NMI);
+    }
+
+    return 0;
+}
+#else
+static int do_inject_nmi_all(Monitor *mon, const QDict *qdict, QObject **ret_data)
+{
+    qerror_report(QERR_UNSUPPORTED);
+    return -1;
+}
 #endif
 
 static void do_info_status_print(Monitor *mon, const QObject *data)