From: Cornelia Huck <cohuck@redhat.com>
To: Tianyu Lan <Tianyu.Lan@microsoft.com>
Cc: vkuznets <vkuznets@redhat.com>,
"lantianyu1986@gmail.com" <lantianyu1986@gmail.com>,
"qemu-devel@nongnu.org" <qemu-devel@nongnu.org>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
"mst@redhat.com" <mst@redhat.com>,
"pbonzini@redhat.com" <pbonzini@redhat.com>,
"rth@twiddle.net" <rth@twiddle.net>,
"ehabkost@redhat.com" <ehabkost@redhat.com>,
"mtosatti@redhat.com" <mtosatti@redhat.com>,
Roman Kagan <rkagan@virtuozzo.com>
Subject: Re: [PATCH] target/i386/kvm: Add Hyper-V direct tlb flush support
Date: Mon, 14 Oct 2019 15:48:25 +0200 [thread overview]
Message-ID: <20191014154825.7eb5017d.cohuck@redhat.com> (raw)
In-Reply-To: <KL1P15301MB02611D1F7C54C4A599766B8D92900@KL1P15301MB0261.APCP153.PROD.OUTLOOK.COM>
On Mon, 14 Oct 2019 13:29:12 +0000
Tianyu Lan <Tianyu.Lan@microsoft.com> 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.
next prev parent reply other threads:[~2019-10-14 13:48 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-12 3:41 [PATCH] target/i386/kvm: Add Hyper-V direct tlb flush support lantianyu1986
2019-10-13 8:49 ` Vitaly Kuznetsov
[not found] ` <KL1P15301MB02611D1F7C54C4A599766B8D92900@KL1P15301MB0261.APCP153.PROD.OUTLOOK.COM>
2019-10-14 13:48 ` Cornelia Huck [this message]
2019-10-14 14:26 ` Tianyu Lan
2019-10-14 14:57 ` Vitaly Kuznetsov
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