kvm-ppc: halt secondary cpus when guest reset

When guest reset, we need to halt secondary cpus until guest kick them.
This already works for tcg. The patch add the support for kvm.

Signed-off-by: Liu Yu <yu.liu@freescale.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
[agraf: remove in-kernel irqchip code]
(cherry picked from commit 157feeadbaec09fe4dca539a24f6f6d327d6eeb6)

diff --git a/hw/ppce500_spin.c b/hw/ppce500_spin.c
index cccd94073abc073a5d484364712a60ed169eb6b6..2b527282b6f29888c8fea8a017236e6a9cb4335e 100644 (file)
--- a/hw/ppce500_spin.c
+++ b/hw/ppce500_spin.c
@@ -112,6 +112,7 @@ static void spin_kick(void *data)
 
     env->halted = 0;
     env->exception_index = -1;
+    env->stopped = 0;
     qemu_cpu_kick(env);
 }
 

diff --git a/target-ppc/kvm.c b/target-ppc/kvm.c
index 429349fb94b78c7da45934195926ad7e393fd9cc..9b2e605b678184ff76a4c0d6653179a5e8f55f77 100644 (file)
--- a/target-ppc/kvm.c
+++ b/target-ppc/kvm.c
@@ -504,7 +504,7 @@ void kvm_arch_post_run(CPUState *env, struct kvm_run *run)
 
 int kvm_arch_process_async_events(CPUState *env)
 {
-    return 0;
+    return env->halted;
 }
 
 static int kvmppc_handle_halt(CPUState *env)