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From: Claudio Imbrenda <imbrenda@linux.ibm.com>
To: kvm@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, linux-s390@vger.kernel.org,
	borntraeger@de.ibm.com, frankja@linux.ibm.com, nsg@linux.ibm.com,
	nrb@linux.ibm.com, seiden@linux.ibm.com, gra@linux.ibm.com,
	schlameuss@linux.ibm.com, hca@linux.ibm.com, svens@linux.ibm.com,
	agordeev@linux.ibm.com, gor@linux.ibm.com, david@kernel.org,
	gerald.schaefer@linux.ibm.com
Subject: [PATCH v1 0/3] KVM: s390: Three small fixes
Date: Fri,  6 Feb 2026 15:35:50 +0100	[thread overview]
Message-ID: <20260206143553.14730-1-imbrenda@linux.ibm.com> (raw)

This is a follow-up bugfix series for the previous series
titled "KVM: s390: gmap rewrite, the real deal"

* Fix a small long standing issue when marking as dirty guest pages that
  contain the interrupt indicator bits and summary bits.
* Fix two newly introduced race conditions that can be triggered with
  nested virtualization.

To be applied on top of kvms390/next:
commit f7ab71f178d5 ("KVM: s390: Add explicit padding to struct kvm_s390_keyop")

Claudio Imbrenda (3):
  KVM: s390: Use guest address to mark guest page dirty
  KVM: s390: vsie: Fix race in walk_guest_tables()
  KVM: s390: vsie: Fix race in acquire_gmap_shadow()

 arch/s390/kvm/gaccess.c   |  3 +++
 arch/s390/kvm/gmap.c      | 15 ++++++++++++---
 arch/s390/kvm/interrupt.c |  6 ++++--
 arch/s390/kvm/vsie.c      |  6 +++++-
 include/linux/kvm_host.h  |  2 ++
 5 files changed, 26 insertions(+), 6 deletions(-)

-- 
2.52.0


             reply	other threads:[~2026-02-06 14:36 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-02-06 14:35 Claudio Imbrenda [this message]
2026-02-06 14:35 ` [PATCH v1 1/3] KVM: s390: Use guest address to mark guest page dirty Claudio Imbrenda
2026-02-06 14:56   ` Janosch Frank
2026-02-06 16:29   ` Steffen Eiden
2026-02-09 17:20   ` Christoph Schlameuss
2026-02-06 14:35 ` [PATCH v1 2/3] KVM: s390: vsie: Fix race in walk_guest_tables() Claudio Imbrenda
2026-02-06 15:12   ` Janosch Frank
2026-02-09 17:27   ` Christoph Schlameuss
2026-02-06 14:35 ` [PATCH v1 3/3] KVM: s390: vsie: Fix race in acquire_gmap_shadow() Claudio Imbrenda
2026-02-09 17:42   ` Christoph Schlameuss

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