linux-kernel - Re: [PATCH v2 1/1] KVM: s390: vsie: clarifications on setting the APCB

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Message-ID: <e9a237d7-3a34-11c8-1c5b-1a3c14e8cfb0@redhat.com>
Date:   Tue, 25 Oct 2022 11:30:25 +0200
From:   David Hildenbrand <david@...hat.com>
To:     Pierre Morel <pmorel@...ux.ibm.com>, kvm@...r.kernel.org
Cc:     linux-s390@...r.kernel.org, linux-kernel@...r.kernel.org,
        borntraeger@...ibm.com, frankja@...ux.ibm.com, cohuck@...hat.com,
        thuth@...hat.com, imbrenda@...ux.ibm.com, hca@...ux.ibm.com,
        gor@...ux.ibm.com, svens@...ux.ibm.com
Subject: Re: [PATCH v2 1/1] KVM: s390: vsie: clarifications on setting the
 APCB

On 25.10.22 11:13, Pierre Morel wrote:
> The APCB is part of the CRYCB.
> The calculation of the APCB origin can be done by adding
> the APCB offset to the CRYCB origin.
> 
> Current code makes confusing transformations, converting
> the CRYCB origin to a pointer to calculate the APCB origin.
> 


While at it, can we rename "crycb_o" to "crycb_gpa" and "apcb_o" to 
"apcb_gpa".

These are not pointers but guest physical addresses.

-- 
Thanks,

David / dhildenb