[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <6629b7f0b56e0fb2bad575a1d598cce26b1c6432.camel@infradead.org>
Date: Thu, 05 Oct 2023 07:41:07 +0100
From: David Woodhouse <dwmw2@...radead.org>
To: Paul Durrant <paul@....org>, kvm@...r.kernel.org,
linux-kernel@...r.kernel.org
Cc: Paul Durrant <pdurrant@...zon.com>,
"H. Peter Anvin" <hpa@...or.com>, Borislav Petkov <bp@...en8.de>,
Dave Hansen <dave.hansen@...ux.intel.com>,
Ingo Molnar <mingo@...hat.com>,
Paolo Bonzini <pbonzini@...hat.com>,
Sean Christopherson <seanjc@...gle.com>,
Thomas Gleixner <tglx@...utronix.de>, x86@...nel.org
Subject: Re: [PATCH v7 00/11] KVM: xen: update shared_info and vcpu_info
handling
On Mon, 2023-10-02 at 09:57 +0000, Paul Durrant wrote:
> From: Paul Durrant <pdurrant@...zon.com>
>
> The following text from the original cover letter still serves as an
> introduction to the series:
>
> "Currently we treat the shared_info page as guest memory and the VMM
> informs KVM of its location using a GFN. However it is not guest memory as
> such; it's an overlay page. So we pointlessly invalidate and re-cache a
> mapping to the *same page* of memory every time the guest requests that
> shared_info be mapped into its address space. Let's avoid doing that by
> modifying the pfncache code to allow activation using a fixed userspace HVA
> as well as a GPA."
>
> This version of the series is functionally the same as version 6. I have
> simply added David Woodhouse's R-b to patch 11 to indicate that he has
> now fully reviewed the series.
Thanks. I believe Sean is probably waiting for us to stop going back
and forth, and for the dust to settle. So for the record: I think I'm
done heckling and this is ready to go in.
Are you doing the QEMU patches or am I?
Download attachment "smime.p7s" of type "application/pkcs7-signature" (5965 bytes)
Powered by blists - more mailing lists