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Tsirkin" , Paolo Bonzini , Richard Henderson , Thomas Huth , kvm@vger.kernel.org, qemu-devel@nongnu.org, Christoph Schlameuss , Nina Schoetterl-Glausch Subject: Re: [PATCH v3 0/2] s390x/kvm: Add ASTFLE facility 2 for nested virtualization In-Reply-To: <20260701-astfleie2-v3-0-f692dc7f4f24@linux.ibm.com> Organization: "Red Hat GmbH, Sitz: Werner-von-Siemens-Ring 12, D-85630 Grasbrunn, Handelsregister: Amtsgericht =?utf-8?Q?M=C3=BCnchen=2C?= HRB 153243, =?utf-8?Q?Gesch=C3=A4ftsf=C3=BChrer=3A?= Ryan Barnhart, Charles Cachera, Avril Crosse O'Flaherty" References: <20260701-astfleie2-v3-0-f692dc7f4f24@linux.ibm.com> User-Agent: Notmuch/0.40 (https://notmuchmail.org) Date: Tue, 07 Jul 2026 13:59:28 +0200 Message-ID: <875x2rj9i7.fsf@redhat.com> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain X-Scanned-By: MIMEDefang 3.6 on 10.30.177.95 On Wed, Jul 01 2026, Christoph Schlameuss wrote: > Update the kernel headers to get access to > KVM_S390_VM_CPU_FEAT_ASTFLEIE2 and allow passing the feature through to > guest on IBM z16 onwards. > > Signed-off-by: Christoph Schlameuss > --- > Changes in v3: > - include linux v7.2-rc1 headers > > Changes in v2: > - Isolate the linux-header update into its own commit (thanks Thomas) > - Correct naming of the feature (thanks Hendrik) > - Add S390_FEAT_SIE_ASTFLEIE2 to full_GEN16_GA1 only as it depends on > SIEF2 (thanks Christian) > > --- > Christoph Schlameuss (2): > linux-headers: Update to Linux v7.2-rc1 with KVM_S390_VM_CPU_FEAT_ASTFLEIE2 > s390x/kvm: Add ASTFLE facility 2 for nested virtualization > > hw/s390x/sclp.c | 2 + > include/hw/s390x/sclp.h | 4 +- > include/standard-headers/drm/drm_fourcc.h | 54 ++++++++++------- > include/standard-headers/linux/ethtool.h | 3 + > include/standard-headers/linux/pci_regs.h | 2 + > include/standard-headers/linux/virtio_can.h | 78 +++++++++++++++++++++++++ > include/standard-headers/linux/virtio_console.h | 2 +- > include/standard-headers/linux/virtio_gpu.h | 9 +++ > linux-headers/asm-s390/kvm.h | 1 + > linux-headers/asm-x86/kvm.h | 2 + > linux-headers/linux/iommufd.h | 12 ++-- > linux-headers/linux/kvm.h | 1 + > target/s390x/cpu_features.c | 3 + > target/s390x/cpu_features.h | 1 + > target/s390x/cpu_features_def.h.inc | 3 + > target/s390x/cpu_models.c | 2 + > target/s390x/gen-features.c | 1 + > target/s390x/kvm/kvm.c | 1 + > 18 files changed, 153 insertions(+), 28 deletions(-) Thanks, applied.