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Tsirkin" , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= Subject: [PATCH v2 14/32] hw: mark x86, s390, ppc, arm versioned machine types as secure Date: Fri, 26 Sep 2025 15:01:25 +0100 Message-ID: <20250926140144.1998694-15-berrange@redhat.com> In-Reply-To: <20250926140144.1998694-1-berrange@redhat.com> References: <20250926140144.1998694-1-berrange@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.0 on 10.30.177.17 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.129.124; envelope-from=berrange@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -24 X-Spam_score: -2.5 X-Spam_bar: -- X-Spam_report: (-2.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.446, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1758895699518116600 The versioned machine types are typically present for use in virtualization use cases and can be expected to provide a security barrier. The only exceptions are the m68k versioned machine types which are only used with TCG. Signed-off-by: Daniel P. Berrang=C3=A9 --- hw/arm/virt.c | 1 + hw/ppc/spapr.c | 1 + hw/s390x/s390-virtio-ccw.c | 1 + include/hw/i386/pc.h | 1 + 4 files changed, 4 insertions(+) diff --git a/hw/arm/virt.c b/hw/arm/virt.c index 02209fadcf..c25ef1c306 100644 --- a/hw/arm/virt.c +++ b/hw/arm/virt.c @@ -127,6 +127,7 @@ static void arm_virt_compat_set(MachineClass *mc) .name =3D MACHINE_VER_TYPE_NAME("virt", __VA_ARGS__), \ .parent =3D TYPE_VIRT_MACHINE, \ .class_init =3D MACHINE_VER_SYM(class_init, virt, __VA_ARGS__), \ + .secure =3D true, \ }; \ static void MACHINE_VER_SYM(register, virt, __VA_ARGS__)(void) \ { \ diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c index eb22333404..3581f581a4 100644 --- a/hw/ppc/spapr.c +++ b/hw/ppc/spapr.c @@ -4748,6 +4748,7 @@ static void spapr_machine_latest_class_options(Machin= eClass *mc) .name =3D MACHINE_VER_TYPE_NAME("pseries", __VA_ARGS__), \ .parent =3D TYPE_SPAPR_MACHINE, \ .class_init =3D MACHINE_VER_SYM(class_init, spapr, __VA_ARGS__), \ + .secure =3D true, \ }; \ static void MACHINE_VER_SYM(register, spapr, __VA_ARGS__)(void) \ { \ diff --git a/hw/s390x/s390-virtio-ccw.c b/hw/s390x/s390-virtio-ccw.c index d0c6e80cb0..54bc4e1b74 100644 --- a/hw/s390x/s390-virtio-ccw.c +++ b/hw/s390x/s390-virtio-ccw.c @@ -896,6 +896,7 @@ static const TypeInfo ccw_machine_info =3D { .name =3D MACHINE_VER_TYPE_NAME("s390-ccw-virtio", __VA_ARGS__), = \ .parent =3D TYPE_S390_CCW_MACHINE, = \ .class_init =3D MACHINE_VER_SYM(class_init, ccw, __VA_ARGS__), = \ + .secure =3D true, = \ }; = \ static void MACHINE_VER_SYM(register, ccw, __VA_ARGS__)(void) = \ { = \ diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h index 1ccb6ed9fc..f576b3892e 100644 --- a/include/hw/i386/pc.h +++ b/include/hw/i386/pc.h @@ -353,6 +353,7 @@ extern const size_t pc_compat_2_6_len; .name =3D MACHINE_VER_TYPE_NAME(namestr, __VA_ARGS__), \ .parent =3D TYPE_PC_MACHINE, \ .class_init =3D MACHINE_VER_SYM(class_init, namesym, __VA_ARGS__),= \ + .secure =3D true, \ }; \ static void MACHINE_VER_SYM(register, namesym, __VA_ARGS__)(void) \ { \ --=20 2.50.1