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Mon, 09 Sep 2019 14:33:48 +0300 From: Nikolay Shirokovskiy To: libvir-list@redhat.com Date: Mon, 9 Sep 2019 14:33:13 +0300 Message-Id: <20190909113314.22362-11-nshirokovskiy@virtuozzo.com> In-Reply-To: <20190909113314.22362-1-nshirokovskiy@virtuozzo.com> References: <20190909113314.22362-1-nshirokovskiy@virtuozzo.com> MIME-Version: 1.0 X-Greylist: Sender passed SPF test, ACL 264 matched, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.44]); Mon, 09 Sep 2019 11:33:50 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.44]); Mon, 09 Sep 2019 11:33:50 +0000 (UTC) for IP:'185.231.240.75' DOMAIN:'relay.sw.ru' HELO:'relay.sw.ru' FROM:'nshirokovskiy@virtuozzo.com' RCPT:'' X-RedHat-Spam-Score: 0 (SPF_HELO_NONE, SPF_PASS) 185.231.240.75 relay.sw.ru 185.231.240.75 relay.sw.ru X-Scanned-By: MIMEDefang 2.84 on 10.5.110.44 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-loop: libvir-list@redhat.com Cc: Daniel Henrique Barboza Subject: [libvirt] [PATCH v2 10/11] qemu: handle detaching of unplugged hostdev 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: , Content-Transfer-Encoding: quoted-printable Sender: libvir-list-bounces@redhat.com Errors-To: libvir-list-bounces@redhat.com X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.6.2 (mx1.redhat.com [10.5.110.71]); Mon, 09 Sep 2019 11:33:59 +0000 (UTC) Content-Type: text/plain; charset="utf-8" If hostdev is unplugged we don't need to delete it's correspondent device from qemu etc. Just remove it from config immediately. Signed-off-by: Nikolay Shirokovskiy --- src/qemu/qemu_hotplug.c | 16 +++++++++++++++- src/util/virhostdev.c | 2 ++ 2 files changed, 17 insertions(+), 1 deletion(-) diff --git a/src/qemu/qemu_hotplug.c b/src/qemu/qemu_hotplug.c index ea82cb54ef..cd1c1216fa 100644 --- a/src/qemu/qemu_hotplug.c +++ b/src/qemu/qemu_hotplug.c @@ -4429,6 +4429,7 @@ qemuDomainRemoveHostDevice(virQEMUDriverPtr driver, char *objAlias =3D NULL; bool is_vfio =3D false; bool unplug =3D hostdev->deleteAction =3D=3D VIR_DOMAIN_HOSTDEV_DELETE= _ACTION_UNPLUG; + bool unplugged =3D false; =20 VIR_DEBUG("Removing host device %s from domain %p %s", hostdev->info->alias, vm, vm->def->name); @@ -4486,13 +4487,17 @@ qemuDomainRemoveHostDevice(virQEMUDriverPtr driver, =20 virDomainAuditHostdev(vm, hostdev, "detach", true); =20 + if (hostdev->source.subsys.type =3D=3D VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_= USB) { + virDomainHostdevSubsysUSBPtr usbsrc =3D &hostdev->source.subsys.u.= usb; + unplugged =3D !usbsrc->bus && !usbsrc->device; + } /* * In case of unplug the attempt to restore label will fail. But we do= n't * need to restore the label! In case of separate mount namespace for = the * domain we remove device file later in this function. In case of glo= bal * mount namespace the device file is deleted or being deleted by syst= emd. */ - if (!is_vfio && !unplug && + if (!is_vfio && !unplug && !unplugged && qemuSecurityRestoreHostdevLabel(driver, vm, hostdev) < 0) VIR_WARN("Failed to restore host device labelling"); =20 @@ -5829,6 +5834,15 @@ qemuDomainDetachDeviceLive(virDomainObjPtr vm, unplug) < 0) { return -1; } + if (!unplug) { + virDomainHostdevDefPtr hostdev =3D detach.data.hostdev; + virDomainHostdevSubsysUSBPtr usbsrc =3D &hostdev->source.subsy= s.u.usb; + + if (hostdev->startupPolicy !=3D VIR_DOMAIN_STARTUP_POLICY_OPTI= ONAL && + hostdev->startupPolicy !=3D VIR_DOMAIN_STARTUP_POLICY_REQU= ISITE && + usbsrc->device =3D=3D 0 && usbsrc->bus =3D=3D 0) + return qemuDomainRemoveDevice(driver, vm, &detach); + } break; case VIR_DOMAIN_DEVICE_RNG: if (qemuDomainDetachPrepRNG(vm, match->data.rng, diff --git a/src/util/virhostdev.c b/src/util/virhostdev.c index d710193b94..90e4d2fb45 100644 --- a/src/util/virhostdev.c +++ b/src/util/virhostdev.c @@ -1794,6 +1794,8 @@ virHostdevReAttachUSBDevices(virHostdevManagerPtr mgr, continue; if (hostdev->missing) continue; + if (!usbsrc->bus && !usbsrc->device) + continue; =20 if (!(usb =3D virUSBDeviceNew(usbsrc->bus, usbsrc->device, NULL)))= { VIR_WARN("Unable to reattach USB device %03d.%03d on domain %s= ", --=20 2.23.0 -- libvir-list mailing list libvir-list@redhat.com https://www.redhat.com/mailman/listinfo/libvir-list