[libvirt] [PATCHv5 10/13] Add compatibility attribute to rng devices

<rng model='virtio'> <driver compatibility='modern'/> <backend model='random'>/dev/random</backend> </rng> https://bugzilla.redhat.com/show_bug.cgi?id=1227354 --- docs/formatdomain.html.in | 7 +++++++ docs/schemas/domaincommon.rng | 5 +++++ src/conf/domain_conf.c | 8 ++++++++ src/conf/domain_conf.h | 1 + tests/qemuxml2argvdata/qemuxml2argv-virtio-revision.xml | 5 +++++ tests/qemuxml2xmloutdata/qemuxml2xmlout-virtio-revision.xml | 4 ++++ 6 files changed, 30 insertions(+) diff --git a/docs/formatdomain.html.in b/docs/formatdomain.html.in index fa7e2bb..41a9325 100644 --- a/docs/formatdomain.html.in +++ b/docs/formatdomain.html.in @@ -6532,6 +6532,13 @@ qemu-kvm -net nic,model=? /dev/null </dd> </dl> </dd> + <dt><code>driver</code></dt> + <dd> + The <code>compatibility</code> attribute of the <code>driver</code> + element can be used to specify the compatibility of virtio devices. + Allowed values are <code>legacy</code>, <code>transitional</code> + and <code>modern</code>. <span class="since">Since 2.2.0</span>. + </dd> </dl> diff --git a/docs/schemas/domaincommon.rng b/docs/schemas/domaincommon.rng index 1b305a2..ed00ace 100644 --- a/docs/schemas/domaincommon.rng +++ b/docs/schemas/domaincommon.rng @@ -4798,6 +4798,11 @@ <interleave> <ref name="rng-backend"/> <optional> + <element name="driver"> + <ref name="compatibility"/> + </element> + </optional> + <optional> <ref name="rng-rate"/> </optional> <optional> diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c index 885430d..166f5fb 100644 --- a/src/conf/domain_conf.c +++ b/src/conf/domain_conf.c @@ -12044,6 +12044,9 @@ virDomainRNGDefParseXML(xmlNodePtr node, if (virDomainDeviceInfoParseXML(node, NULL, &def->info, flags) < 0) goto error; + if (virDomainDriverCompatibilityParseXML(ctxt, &def->compatibility) < 0) + goto error; + cleanup: VIR_FREE(model); VIR_FREE(backend); @@ -21749,6 +21752,11 @@ virDomainRNGDefFormat(virBufferPtr buf, break; } + if (def->compatibility) { + virBufferAsprintf(buf, "<driver compatibility='%s'/>", + virDomainDriverCompatibilityTypeToString(def->compatibility)); + } + if (virDomainDeviceInfoNeedsFormat(&def->info, flags)) { if (virDomainDeviceInfoFormat(buf, &def->info, flags) < 0) return -1; diff --git a/src/conf/domain_conf.h b/src/conf/domain_conf.h index e7c0ba2..342218e 100644 --- a/src/conf/domain_conf.h +++ b/src/conf/domain_conf.h @@ -1947,6 +1947,7 @@ struct _virDomainRNGDef { } source; virDomainDeviceInfo info; + virDomainDriverCompatibility compatibility; }; typedef enum { diff --git a/tests/qemuxml2argvdata/qemuxml2argv-virtio-revision.xml b/tests/qemuxml2argvdata/qemuxml2argv-virtio-revision.xml index 02b5598..5b9726a 100644 --- a/tests/qemuxml2argvdata/qemuxml2argv-virtio-revision.xml +++ b/tests/qemuxml2argvdata/qemuxml2argv-virtio-revision.xml @@ -95,5 +95,10 @@ <address type='pci' domain='0x0000' bus='0x00' slot='0x0c' function='0x0'/> <driver compatibility='transitional'/> </memballoon> + <rng model='virtio'> + <backend model='random'>/dev/random</backend> + <driver compatibility='modern'/> + <address type='pci' domain='0x0000' bus='0x00' slot='0x0d' function='0x0'/> + </rng> </devices> </domain> diff --git a/tests/qemuxml2xmloutdata/qemuxml2xmlout-virtio-revision.xml b/tests/qemuxml2xmloutdata/qemuxml2xmlout-virtio-revision.xml index 02b5598..ab69bb7 100644 --- a/tests/qemuxml2xmloutdata/qemuxml2xmlout-virtio-revision.xml +++ b/tests/qemuxml2xmloutdata/qemuxml2xmlout-virtio-revision.xml @@ -95,5 +95,9 @@ <address type='pci' domain='0x0000' bus='0x00' slot='0x0c' function='0x0'/> <driver compatibility='transitional'/> </memballoon> + <rng model='virtio'> + <backend model='random'>/dev/random</backend> + <driver compatibility='modern'/><address type='pci' domain='0x0000' bus='0x00' slot='0x0d' function='0x0'/> + </rng> </devices> </domain> -- 2.7.3