[RFC PATCH v1 10/70] x86, kvm: _FROZEN Cleanup

From: Chen, Gong
Date: Tue Jul 22 2014 - 22:32:12 EST


Remove XXX_FROZEN state from kvm.

Signed-off-by: Chen, Gong <gong.chen@xxxxxxxxxxxxxxx>
---
arch/x86/kernel/kvm.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c
index 3dd8e2c..22d472b 100644
--- a/arch/x86/kernel/kvm.c
+++ b/arch/x86/kernel/kvm.c
@@ -442,19 +442,20 @@ static int kvm_cpu_notify(struct notifier_block *self, unsigned long action,
void *hcpu)
{
int cpu = (unsigned long)hcpu;
- switch (action) {
+ switch (action & ~CPU_TASKS_FROZEN) {
case CPU_ONLINE:
- case CPU_DOWN_FAILED:
- case CPU_ONLINE_FROZEN:
smp_call_function_single(cpu, kvm_guest_cpu_online, NULL, 0);
break;
case CPU_DOWN_PREPARE:
- case CPU_DOWN_PREPARE_FROZEN:
smp_call_function_single(cpu, kvm_guest_cpu_offline, NULL, 1);
break;
default:
break;
}
+
+ if (action == CPU_DOWN_FAILED)
+ smp_call_function_single(cpu, kvm_guest_cpu_online, NULL, 0);
+
return NOTIFY_OK;
}

--
2.0.0.rc2

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