RE: [PATCH] target/i386/kvm: Add Hyper-V direct tlb flush support

[Tianyu Lan]

On Mon, Oct 14, 2019 at 9:48 PM Cornelia Huck <address@hidden> wrote:
>
> On Mon, 14 Oct 2019 13:29:12 +0000
> Tianyu Lan <address@hidden> wrote:
>
> > > > diff --git a/linux-headers/linux/kvm.h b/linux-headers/linux/kvm.h
> > > > index 18892d6541..923fb33a01 100644
> > > > --- a/linux-headers/linux/kvm.h
> > > > +++ b/linux-headers/linux/kvm.h
> > > > @@ -995,6 +995,7 @@ struct kvm_ppc_resize_hpt {
> > > >  #define KVM_CAP_ARM_SVE 170
> > > >  #define KVM_CAP_ARM_PTRAUTH_ADDRESS 171
> > > >  #define KVM_CAP_ARM_PTRAUTH_GENERIC 172
> > > > +#define KVM_CAP_HYPERV_DIRECT_TLBFLUSH 174 
> > >
> > > I was once told that scripts/update-linux-headers.sh script is supposed
> > > to be used instead of cherry-picking stuff you need (adn this would be a
> > > separate patch - update linux headers to smth).
> > > 
> >
> > Thanks for suggestion. I just try the update-linux-headers.sh and there are 
> > a lot
> > of changes which are not related with my patch. I also include these
> > changes in my patch, right?
>
> The important part is that you split out the headers update as a
> separate patch.
>
> If this change is already included in the upstream kernel, just do a
> complete update via the script (mentioning the base you did the update
> against.) If not, include a placeholder patch that can be replaced by a
> real update when applying.

OK. This change has been upstreamed and I will send complete update patch. 
Thanks.

-- 
Best regards
Tianyu Lan