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

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Date:   Mon, 22 Mar 2021 15:05:57 +0100
From:   Claudio Imbrenda <imbrenda@...ux.ibm.com>
To:     linux-kernel@...r.kernel.org
Cc:     borntraeger@...ibm.com, frankja@...ux.ibm.com, david@...hat.com,
        cohuck@...hat.com, kvm@...r.kernel.org, linux-s390@...r.kernel.org
Subject: [PATCH v2 0/2] s390/kvm: VSIE: fix prefixing and MSO for MVPG

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(-)

-- 
2.26.2