Re: [PATCH v2 1/4] x86/kvm/hyper-v: Align the hcall param for kvm_hyperv_exit

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Vitaly recommended we will align the struct to 64bit...

On Thu, Mar 5, 2020 at 4:24 PM Paolo Bonzini <pbonzini@xxxxxxxxxx> wrote:
>
> On 05/03/20 15:01, Jon Doron wrote:
> > Signed-off-by: Jon Doron <arilou@xxxxxxxxx>
> > ---
> >  include/uapi/linux/kvm.h | 1 +
> >  1 file changed, 1 insertion(+)
> >
> > diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h
> > index 4b95f9a31a2f..9b4d449f4d20 100644
> > --- a/include/uapi/linux/kvm.h
> > +++ b/include/uapi/linux/kvm.h
> > @@ -200,6 +200,7 @@ struct kvm_hyperv_exit {
> >                       __u64 input;
> >                       __u64 result;
> >                       __u64 params[2];
> > +                     __u32 pad;
> >               } hcall;
> >       } u;
> >  };
> >
>
> Can you explain the purpose of this patch?
>
> Paolo
>



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