linux-kernel - [PATCH v2 0/1] KVM: s390: pv: make use of ultravisor AIV support

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Message-Id: <20220208165310.3905815-1-mimu@linux.ibm.com>
Date:   Tue,  8 Feb 2022 17:53:09 +0100
From:   Michael Mueller <mimu@...ux.ibm.com>
To:     kvm@...r.kernel.org
Cc:     cohuck@...hat.com, borntraeger@...ibm.com, frankja@...ux.ibm.com,
        thuth@...hat.com, pasic@...ux.ibm.com, david@...hat.com,
        linux-s390@...r.kernel.org, linux-kernel@...r.kernel.org,
        Michael Mueller <mimu@...ux.ibm.com>
Subject: [PATCH v2 0/1] KVM: s390: pv: make use of ultravisor AIV support

This patch enables the ultravisor adapter interruption vitualization
support.

Changes in v2:
- moved GISA disable into "put CPUs in PV mode" routine
- moved GISA enable into "pull CPUs out of PV mode" routine 

[1] https://lore.kernel.org/lkml/ae7c65d8-f632-a7f4-926a-50b9660673a1@linux.ibm.com/T/#mcb67699bf458ba7482f6b7529afe589d1dbb5930

Michael Mueller (1):
  KVM: s390: pv: make use of ultravisor AIV support

 arch/s390/include/asm/uv.h |  1 +
 arch/s390/kvm/interrupt.c  | 53 +++++++++++++++++++++++++++++++++-----
 arch/s390/kvm/kvm-s390.c   | 12 ++++++---
 arch/s390/kvm/kvm-s390.h   | 11 ++++++++
 4 files changed, 68 insertions(+), 9 deletions(-)

-- 
2.32.0