linux-kernel - Re: [PATCH v2 0/2] s390/kvm: VSIE: fix prefixing and MSO for MVPG

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Message-ID: <9b7b3232-be98-fdd1-4c53-10c2b130ce25@de.ibm.com>
Date:   Tue, 23 Mar 2021 11:49:11 +0100
From:   Christian Borntraeger <borntraeger@...ibm.com>
To:     Claudio Imbrenda <imbrenda@...ux.ibm.com>,
        linux-kernel@...r.kernel.org
Cc:     frankja@...ux.ibm.com, david@...hat.com, cohuck@...hat.com,
        kvm@...r.kernel.org, linux-s390@...r.kernel.org
Subject: Re: [PATCH v2 0/2] s390/kvm: VSIE: fix prefixing and MSO for MVPG

On 22.03.21 15:05, Claudio Imbrenda wrote:
> The guest real address needs to pass through prefixing in order to yield
> the absolute address.
> 
> The absolute address needs to be offset by the MSO in order to get the
> host virtual address.
> 
> v1->v2
> * use the MSO from the shadow SIE page instead of the original one
> * reuse src and dest variabled to improve readability
> 
> Claudio Imbrenda (2):
>    s390/kvm: split kvm_s390_real_to_abs
>    s390/kvm: VSIE: fix MVPG handling for prefixing and MSO
> 
>   arch/s390/kvm/gaccess.h | 23 +++++++++++++++++------
>   arch/s390/kvm/vsie.c    |  6 +++++-
>   2 files changed, 22 insertions(+), 7 deletions(-)
> 

I picked both for internal CI and staging.
RBs or acks can still be send.