From nobody Mon Feb 9 08:30:45 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of redhat.com designates 209.132.183.25 as permitted sender) client-ip=209.132.183.25; envelope-from=libvir-list-bounces@redhat.com; helo=mx4-phx2.redhat.com; Authentication-Results: mx.zoho.com; spf=pass (zoho.com: domain of redhat.com designates 209.132.183.25 as permitted sender) smtp.mailfrom=libvir-list-bounces@redhat.com; Return-Path: Received: from mx4-phx2.redhat.com (mx4-phx2.redhat.com [209.132.183.25]) by mx.zohomail.com with SMTPS id 1486383900317798.1993704252961; Mon, 6 Feb 2017 04:25:00 -0800 (PST) Received: from lists01.pubmisc.prod.ext.phx2.redhat.com (lists01.pubmisc.prod.ext.phx2.redhat.com [10.5.19.33]) by mx4-phx2.redhat.com (8.13.8/8.13.8) with ESMTP id v16CLW28014286; Mon, 6 Feb 2017 07:21:32 -0500 Received: from int-mx11.intmail.prod.int.phx2.redhat.com (int-mx11.intmail.prod.int.phx2.redhat.com [10.5.11.24]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id v16CL9MC017431 for ; Mon, 6 Feb 2017 07:21:09 -0500 Received: from beluga.usersys.redhat.com (dhcp129-94.brq.redhat.com [10.34.129.94]) by int-mx11.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id v16CL6x6013739; Mon, 6 Feb 2017 07:21:09 -0500 From: Erik Skultety To: libvir-list@redhat.com Date: Mon, 6 Feb 2017 13:19:44 +0100 Message-Id: In-Reply-To: References: In-Reply-To: References: X-Scanned-By: MIMEDefang 2.68 on 10.5.11.24 X-loop: libvir-list@redhat.com Cc: Erik Skultety Subject: [libvirt] [PATCH 02/16] conf: Introduce new hostdev device type mdev X-BeenThere: libvir-list@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk List-Id: Development discussions about the libvirt library & tools List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Sender: libvir-list-bounces@redhat.com Errors-To: libvir-list-bounces@redhat.com X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Type: text/plain; charset="utf-8" A mediated device will be identified by the host PCI address of the parent physical device which is backing the given mediated device, and a UUID of the user pre-created mediated device. The data necessary to identify a mediated device can be easily extended in the future, once we need to enable managed=3D'yes' in which case a hint from the upper management layer about which mediated device type (e.g. vGPU type) should an instance be created on. Signed-off-by: Erik Skultety --- src/conf/domain_conf.c | 7 ++++++- src/conf/domain_conf.h | 10 ++++++++++ src/qemu/qemu_cgroup.c | 5 +++++ src/qemu/qemu_domain.c | 1 + src/qemu/qemu_hotplug.c | 2 ++ src/security/security_apparmor.c | 3 +++ src/security/security_dac.c | 2 ++ src/security/security_selinux.c | 2 ++ tests/domaincapsschemadata/full.xml | 1 + 9 files changed, 32 insertions(+), 1 deletion(-) diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c index c06b128..38ffc95 100644 --- a/src/conf/domain_conf.c +++ b/src/conf/domain_conf.c @@ -649,7 +649,8 @@ VIR_ENUM_IMPL(virDomainHostdevSubsys, VIR_DOMAIN_HOSTDE= V_SUBSYS_TYPE_LAST, "usb", "pci", "scsi", - "scsi_host") + "scsi_host", + "mdev") =20 VIR_ENUM_IMPL(virDomainHostdevSubsysPCIBackend, VIR_DOMAIN_HOSTDEV_PCI_BACKEND_TYPE_LAST, @@ -6453,6 +6454,8 @@ virDomainHostdevDefParseXMLSubsys(xmlNodePtr node, if (virDomainHostdevSubsysSCSIVHostDefParseXML(sourcenode, def) < = 0) goto error; break; + case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_MDEV: + break; =20 default: virReportError(VIR_ERR_CONFIG_UNSUPPORTED, @@ -13281,6 +13284,7 @@ virDomainHostdevDefParseXML(virDomainXMLOptionPtr x= mlopt, } break; case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_USB: + case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_MDEV: case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_LAST: break; } @@ -14172,6 +14176,7 @@ virDomainHostdevMatchSubsys(virDomainHostdevDefPtr = a, return 1; else return 0; + case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_MDEV: case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_LAST: return 0; } diff --git a/src/conf/domain_conf.h b/src/conf/domain_conf.h index 507ace8..3a1009a 100644 --- a/src/conf/domain_conf.h +++ b/src/conf/domain_conf.h @@ -54,6 +54,7 @@ # include "virgic.h" # include "virperf.h" # include "virtypedparam.h" +# include "virpci.h" =20 /* forward declarations of all device types, required by * virDomainDeviceDef @@ -295,6 +296,7 @@ typedef enum { VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_PCI, VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_SCSI, VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_SCSI_HOST, + VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_MDEV, =20 VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_LAST } virDomainHostdevSubsysType; @@ -369,6 +371,13 @@ struct _virDomainHostdevSubsysSCSI { } u; }; =20 +typedef struct _virDomainHostdevSubsysMediatedDev virDomainHostdevSubsysMe= diatedDev; +typedef virDomainHostdevSubsysMediatedDev *virDomainHostdevSubsysMediatedD= evPtr; +struct _virDomainHostdevSubsysMediatedDev { + virPCIDeviceAddress addr; /* parent device's host addres= s */ + char uuidstr[VIR_UUID_STRING_BUFLEN]; /* mediated device's uuid stri= ng */ +}; + typedef enum { VIR_DOMAIN_HOSTDEV_SUBSYS_SCSI_HOST_PROTOCOL_TYPE_NONE, VIR_DOMAIN_HOSTDEV_SUBSYS_SCSI_HOST_PROTOCOL_TYPE_VHOST, @@ -394,6 +403,7 @@ struct _virDomainHostdevSubsys { virDomainHostdevSubsysPCI pci; virDomainHostdevSubsysSCSI scsi; virDomainHostdevSubsysSCSIVHost scsi_host; + virDomainHostdevSubsysMediatedDev mdev; } u; }; =20 diff --git a/src/qemu/qemu_cgroup.c b/src/qemu/qemu_cgroup.c index 6c90d46..0902624 100644 --- a/src/qemu/qemu_cgroup.c +++ b/src/qemu/qemu_cgroup.c @@ -433,6 +433,9 @@ qemuSetupHostdevCgroup(virDomainObjPtr vm, break; } =20 + case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_MDEV: + break; + case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_LAST: break; } @@ -501,6 +504,8 @@ qemuTeardownHostdevCgroup(virDomainObjPtr vm, case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_SCSI_HOST: /* nothing to tear down for scsi_host */ break; + case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_MDEV: + break; case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_LAST: break; } diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c index c6ce090..3006d78 100644 --- a/src/qemu/qemu_domain.c +++ b/src/qemu/qemu_domain.c @@ -6901,6 +6901,7 @@ qemuDomainGetHostdevPath(virDomainHostdevDefPtr dev, break; } =20 + case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_MDEV: case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_LAST: break; } diff --git a/src/qemu/qemu_hotplug.c b/src/qemu/qemu_hotplug.c index 57ecc02..27ece86 100644 --- a/src/qemu/qemu_hotplug.c +++ b/src/qemu/qemu_hotplug.c @@ -3847,6 +3847,8 @@ qemuDomainRemoveHostDevice(virQEMUDriverPtr driver, case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_SCSI_HOST: qemuDomainRemoveSCSIVHostDevice(driver, vm, hostdev); break; + case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_MDEV: + break; case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_LAST: break; } diff --git a/src/security/security_apparmor.c b/src/security/security_appar= mor.c index 2c33abb..8395efc 100644 --- a/src/security/security_apparmor.c +++ b/src/security/security_apparmor.c @@ -931,6 +931,9 @@ AppArmorSetSecurityHostdevLabel(virSecurityManagerPtr m= gr, break; } =20 + case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_MDEV: + break; + case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_LAST: ret =3D 0; break; diff --git a/src/security/security_dac.c b/src/security/security_dac.c index 6721917..ecce1d3 100644 --- a/src/security/security_dac.c +++ b/src/security/security_dac.c @@ -964,6 +964,7 @@ virSecurityDACSetHostdevLabel(virSecurityManagerPtr mgr, break; } =20 + case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_MDEV: case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_LAST: ret =3D 0; break; @@ -1119,6 +1120,7 @@ virSecurityDACRestoreHostdevLabel(virSecurityManagerP= tr mgr, break; } =20 + case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_MDEV: case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_LAST: ret =3D 0; break; diff --git a/src/security/security_selinux.c b/src/security/security_selinu= x.c index e22de06..e152c72 100644 --- a/src/security/security_selinux.c +++ b/src/security/security_selinux.c @@ -1782,6 +1782,7 @@ virSecuritySELinuxSetHostdevSubsysLabel(virSecurityMa= nagerPtr mgr, break; } =20 + case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_MDEV: case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_LAST: ret =3D 0; break; @@ -2009,6 +2010,7 @@ virSecuritySELinuxRestoreHostdevSubsysLabel(virSecuri= tyManagerPtr mgr, break; } =20 + case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_MDEV: case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_LAST: ret =3D 0; break; diff --git a/tests/domaincapsschemadata/full.xml b/tests/domaincapsschemada= ta/full.xml index 6abd499..6b43069 100644 --- a/tests/domaincapsschemadata/full.xml +++ b/tests/domaincapsschemadata/full.xml @@ -88,6 +88,7 @@ pci scsi scsi_host + mdev storage --=20 2.10.2 -- libvir-list mailing list libvir-list@redhat.com https://www.redhat.com/mailman/listinfo/libvir-list