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
next 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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