linux-kernel - Re: [PATCH v2 05/12] KVM: pfncache: allow a cache to be activated with a fixed (userspace) HVA

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Message-ID: <1b8d4928-fd39-6d8f-e254-bb5e72c740c1@xen.org>
Date:   Mon, 18 Sep 2023 14:00:50 +0100
From:   Paul Durrant <xadimgnik@...il.com>
To:     David Woodhouse <dwmw2@...radead.org>, kvm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Paul Durrant <pdurrant@...zon.com>,
        Paolo Bonzini <pbonzini@...hat.com>
Subject: Re: [PATCH v2 05/12] KVM: pfncache: allow a cache to be activated
 with a fixed (userspace) HVA

On 18/09/2023 13:59, David Woodhouse wrote:
> On Mon, 2023-09-18 at 13:11 +0100, Paul Durrant wrote:
>> On 18/09/2023 12:34, David Woodhouse wrote:
>>> On Mon, 2023-09-18 at 11:21 +0000, Paul Durrant wrote:
>>>> From: Paul Durrant <pdurrant@...zon.com>
>>>>
>>>> Some cached pages may actually be overlays on guest memory that have a
>>>> fixed HVA within the VMM. It's pointless to invalidate such cached
>>>> mappings if the overlay is moved so allow a cache to be activated directly
>>>> with the HVA to cater for such cases. A subsequent patch will make use
>>>> of this facility.
>>>>
>>>> Signed-off-by: Paul Durrant <pdurrant@...zon.com>
>>>
>>> Reviewed-by: David Woodhouse <dwmw@...zon.co.uk>
>>>
>>> Btw, I think you have falsified some Reviewed-by: tags on the rest of
>>> the series. Remember, if they aren't literally cut and pasted, the
>>> magic gets lost. Just the same as Signed-off-by: tags. Never type them
>>> for someone else.
>>
>> Indeed. They were all copied and pasted.
> 
> I'm prepared to believe my fingers betrayed me and autocompleted
> @infradead.org for one or two of them when I meant to use the @amazon
> address, but surely not *all* of them that I reviewed last time round?
> 

Hmm. I guess I must have cut'n'pasted from the wrong place then. I'll be 
more careful.

   Paul