Make sure that all threads are paused in userspace before saving machine
state.
Signed-off-by: Marcelo Tosatti <[EMAIL PROTECTED]>
--- kvm-userspace.io/qemu/qemu-kvm.c
+++ kvm-userspace.io/qemu/qemu-kvm.c
@@ -244,7 +244,7 @@ static int all_threads_paused(void)
int i;
for (i = 0; i < smp_cpus; ++i)
- if (vcpu_info[i].stopped)
+ if (vcpu_info[i].stop)
return 0;
return 1;
}
@@ -257,8 +257,12 @@ static void pause_all_threads(void)
vcpu_info[i].stop = 1;
pthread_kill(vcpu_info[i].thread, SIG_IPI);
}
- while (!all_threads_paused())
+ while (!all_threads_paused()) {
+ pthread_mutex_unlock(&qemu_mutex);
kvm_eat_signal(&io_signal_table, NULL, 1000);
+ pthread_mutex_lock(&qemu_mutex);
+ cpu_single_env = NULL;
+ }
}
static void resume_all_threads(void)
-------------------------------------------------------------------------
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