Re: [PATCH v5 11/12] Let host know whether the guest can handle async PF in non-userspace context.

Avi Kivity
2010-08-24T09:32:30Z

On 07/19/2010 06:31 PM, Gleb Natapov wrote:
> If guest can detect that it runs in non-preemptable context it can
> handle async PFs at any time, so let host know that it can send async
> PF even if guest cpu is not in userspace.
>
> Acked-by: Rik van Riel<riel@redhat.com>
> Signed-off-by: Gleb Natapov<gleb@redhat.com>
> ---
> arch/x86/include/asm/kvm_host.h | 1 +
> arch/x86/include/asm/kvm_para.h | 1 +
> arch/x86/kernel/kvm.c | 3 +++
> arch/x86/kvm/x86.c | 5 +++--
> 4 files changed, 8 insertions(+), 2 deletions(-)
>
> diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
> index 45e6c12..c675d5d 100644
> --- a/arch/x86/include/asm/kvm_host.h
> +++ b/arch/x86/include/asm/kvm_host.h
> @@ -367,6 +367,7 @@ struct kvm_vcpu_arch {
> cpumask_var_t wbinvd_dirty_mask;
>
> u32 __user *apf_data;
> + bool apf_send_user_only;
> u32 apf_memslot_ver;
> u64 apf_msr_val;
> u32 async_pf_id;

Lots of apf stuff in here. Make it apg.data etc.?

--
error compiling committee.c: too many arguments to function