On Thursday 21 January 2010 19:50:17 Liu, Jinsong wrote:
> From 479e84d9ce9d7d78d845f438071a4b1a44aca0bb Mon Sep 17 00:00:00 2001
> From: Liu, Jinsong <jinsong.liu@xxxxxxxxx>
> Date: Fri, 22 Jan 2010 03:30:33 +0800
> Subject: [PATCH] Debug vcpu add
Jinsong, this name is pretty strange...
I think something like "Fix vcpu hot add feature" should be more proper...
--
regards
Yang, Sheng
>
> 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 <jinsong.liu@xxxxxxxxx>
> ---
> 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);
> }
>
--
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