>From 479e84d9ce9d7d78d845f438071a4b1a44aca0bb Mon Sep 17 00:00:00 2001
From: Liu, Jinsong <[email protected]>
Date: Fri, 22 Jan 2010 03:30:33 +0800
Subject: [PATCH] Debug vcpu add
Add 'kvm_vcpu_inited' check so that when adding vcpu it will not
cause segmentation fault. This is especially necessary when vpu
hotadd after guestos ready.
Signed-off-by: Liu, Jinsong <[email protected]>
---
qemu-kvm.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/qemu-kvm.c b/qemu-kvm.c
index 599c3d6..bdf90b4 100644
--- a/qemu-kvm.c
+++ b/qemu-kvm.c
@@ -1618,7 +1618,7 @@ static void kvm_do_load_mpstate(void *_env)
void kvm_load_mpstate(CPUState *env)
{
- if (kvm_enabled() && qemu_system_ready)
+ if (kvm_enabled() && qemu_system_ready && kvm_vcpu_inited(env))
on_vcpu(env, kvm_do_load_mpstate, env);
}
--
1.6.5.6
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