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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <e4ac95d3370b997c17ce6924425d693a7e856c7e.camel@infradead.org>
Date:   Mon, 18 Sep 2023 12:34:49 +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>,
        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 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.

Download attachment "smime.p7s" of type "application/pkcs7-signature" (5965 bytes)