@@ -127,6 +127,18 @@ static const struct option options[] = {
OPT_END()
};
+static void handle_sigusr1(int sig)
+{
+ struct kvm_cpu *cpu = current_kvm_cpu;
+
+ if (!cpu)
+ return;
+
+ kvm_cpu__show_registers(cpu);
+ kvm_cpu__show_code(cpu);
+ kvm_cpu__show_page_tables(cpu);
+}
+
static void handle_sigquit(int sig)
{
int i;
@@ -134,9 +146,10 @@ static void handle_sigquit(int sig)
for (i = 0; i < nrcpus; i++) {
struct kvm_cpu *cpu = kvm_cpus[i];
- kvm_cpu__show_registers(cpu);
- kvm_cpu__show_code(cpu);
- kvm_cpu__show_page_tables(cpu);
+ if (!cpu)
+ continue;
+
+ pthread_kill(cpu->thread, SIGUSR1);
}
serial8250__inject_sysrq(kvm);
@@ -332,6 +345,7 @@ int kvm_cmd_run(int argc, const char **argv, const char *prefix)
signal(SIGALRM, handle_sigalrm);
signal(SIGQUIT, handle_sigquit);
+ signal(SIGUSR1, handle_sigusr1);
while (argc != 0) {
argc = parse_options(argc, argv, options, run_usage,