linux-kernel - Re: [PATCH v5 00/13] KVM: Scalable memslots implementation

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Message-ID: <YW9Bq1FzlZHCzIS2@google.com>
Date:   Tue, 19 Oct 2021 22:07:39 +0000
From:   Sean Christopherson <seanjc@...gle.com>
To:     "Maciej S. Szmigiero" <mail@...iej.szmigiero.name>
Cc:     Paolo Bonzini <pbonzini@...hat.com>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        Wanpeng Li <wanpengli@...cent.com>,
        Jim Mattson <jmattson@...gle.com>,
        Igor Mammedov <imammedo@...hat.com>,
        Marc Zyngier <maz@...nel.org>,
        James Morse <james.morse@....com>,
        Julien Thierry <julien.thierry.kdev@...il.com>,
        Suzuki K Poulose <suzuki.poulose@....com>,
        Huacai Chen <chenhuacai@...nel.org>,
        Aleksandar Markovic <aleksandar.qemu.devel@...il.com>,
        Paul Mackerras <paulus@...abs.org>,
        Christian Borntraeger <borntraeger@...ibm.com>,
        Janosch Frank <frankja@...ux.ibm.com>,
        David Hildenbrand <david@...hat.com>,
        Cornelia Huck <cohuck@...hat.com>,
        Claudio Imbrenda <imbrenda@...ux.ibm.com>,
        Joerg Roedel <joro@...tes.org>, kvm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v5 00/13] KVM: Scalable memslots implementation

On Mon, Sep 20, 2021, Maciej S. Szmigiero wrote:

For future revisions, feel free to omit the lengthy intro and just provide links
to previous versions.
 
> On x86-64 the code was well tested, passed KVM unit tests and KVM
> selftests with KASAN on.
> And, of course, booted various guests successfully (including nested
> ones with TDP MMU enabled).
> On other KVM platforms the code was compile-tested only.
> 
> Changes since v1:

...

> Changes since v2:

...

> Changes since v3:

...

> Changes since v4:
> * Rebase onto v5.15-rc2 (torvalds/master),
> 
> * Fix 64-bit division of n_memslots_pages for 32-bit KVM,
> 
> * Collect Claudio's Reviewed-by tags for some of the patches.

Heh, this threw me for a loop.  The standard pattern is to start with the most
recent version and work backwards, that way reviewers can quickly see the delta
for _this_ version.  I.e.

 Changes since v4:
 ...

 Changes since v3:
 ...