This is the first pSeries-specific optional feature that is
used to represent a hardware bug and to control how it will
be exposed to the guest.
Signed-off-by: Andrea Bolognani <abologna@xxxxxxxxxx>
---
docs/schemas/domaincommon.rng | 15 +++++++
src/conf/domain_conf.c | 47 ++++++++++++++++++++++
src/conf/domain_conf.h | 12 ++++++
src/libvirt_private.syms | 2 +
src/qemu/qemu_capabilities.c | 2 +
src/qemu/qemu_capabilities.h | 1 +
src/qemu/qemu_command.c | 13 ++++++
src/qemu/qemu_domain.c | 10 +++++
tests/qemuxml2argvdata/pseries-features-sbbc.args | 19 +++++++++
tests/qemuxml2argvdata/pseries-features-sbbc.xml | 28 +++++++++++++
tests/qemuxml2argvtest.c | 5 +++
tests/qemuxml2xmloutdata/pseries-features-sbbc.xml | 1 +
tests/qemuxml2xmltest.c | 3 ++
13 files changed, 158 insertions(+)
create mode 100644 tests/qemuxml2argvdata/pseries-features-sbbc.args
create mode 100644 tests/qemuxml2argvdata/pseries-features-sbbc.xml
create mode 120000 tests/qemuxml2xmloutdata/pseries-features-sbbc.xml
diff --git a/docs/schemas/domaincommon.rng b/docs/schemas/domaincommon.rng
index 262f83ad7..8e19a687a 100644
--- a/docs/schemas/domaincommon.rng
+++ b/docs/schemas/domaincommon.rng
@@ -4802,6 +4802,11 @@
<ref name="featurestate"/>
</element>
</optional>
+ <optional>
+ <element name="sbbc">
+ <ref name="hwbugstate"/>
+ </element>
+ </optional>
<optional>
<ref name="vmcoreinfo"/>
</optional>
@@ -5802,6 +5807,16 @@
</attribute>
</define>
+ <define name="hwbugstate">
+ <attribute name="state">
+ <choice>
+ <value>broken</value>
+ <value>workaround</value>
+ <value>fixed</value>
+ </choice>
+ </attribute>
+ </define>
+
<!--
Optional hypervisor extensions in their own namespace:
QEmu
diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
index ea3930c5d..fcc84dc95 100644
--- a/src/conf/domain_conf.c
+++ b/src/conf/domain_conf.c
@@ -153,6 +153,7 @@ VIR_ENUM_IMPL(virDomainFeature, VIR_DOMAIN_FEATURE_LAST,
"hpt",
"vmcoreinfo",
"htm",
+ "sbbc",
);
VIR_ENUM_IMPL(virDomainCapabilitiesPolicy, VIR_DOMAIN_CAPABILITIES_POLICY_LAST,
@@ -913,6 +914,14 @@ VIR_ENUM_IMPL(virDomainHPTResizing,
"required",
);
+VIR_ENUM_IMPL(virDomainHWBug,
+ VIR_DOMAIN_HWBUG_LAST,
+ "none",
+ "broken",
+ "workaround",
+ "fixed",
+);
+
/* Internal mapping: subset of block job types that can be present in
* <mirror> XML (remaining types are not two-phase). */
VIR_ENUM_DECL(virDomainBlockJob)
@@ -19268,6 +19277,23 @@ virDomainDefParseXML(xmlDocPtr xml,
VIR_FREE(tmp);
break;
+ case VIR_DOMAIN_FEATURE_SBBC:
+ if (!(tmp = virXMLPropString(nodes[i], "state"))) {
+ virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
+ _("missing state attribute '%s' of feature '%s'"),
+ tmp, virDomainFeatureTypeToString(val));
+ goto error;
+ }
+ if ((def->features[val] = virDomainHWBugTypeFromString(tmp)) < 0 ||
+ def->features[val] == VIR_DOMAIN_HWBUG_NONE) {
+ virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
+ _("unknown state attribute '%s' of feature '%s'"),
+ tmp, virDomainFeatureTypeToString(val));
+ goto error;
+ }
+ VIR_FREE(tmp);
+ break;
+
/* coverity[dead_error_begin] */
case VIR_DOMAIN_FEATURE_LAST:
break;
@@ -21433,6 +21459,18 @@ virDomainDefFeaturesCheckABIStability(virDomainDefPtr src,
}
break;
+ case VIR_DOMAIN_FEATURE_SBBC:
+ if (src->features[i] != dst->features[i]) {
+ virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
+ _("State of feature '%s:%s' differs: "
+ "source: '%s', destination: '%s'"),
+ featureName, "state",
+ virDomainHWBugTypeToString(src->features[i]),
+ virDomainHWBugTypeToString(dst->features[i]));
+ return false;
+ }
+ break;
+
case VIR_DOMAIN_FEATURE_LAST:
break;
}
@@ -26970,6 +27008,15 @@ virDomainDefFormatInternal(virDomainDefPtr def,
virDomainHPTResizingTypeToString(def->features[i]));
break;
+ case VIR_DOMAIN_FEATURE_SBBC:
+ if (def->features[i] == VIR_DOMAIN_HWBUG_NONE)
+ break;
+
+ virBufferAsprintf(buf, "<%s state='%s'/>\n",
+ name,
+ virDomainHWBugTypeToString(def->features[i]));
+ break;
+
/* coverity[dead_error_begin] */
case VIR_DOMAIN_FEATURE_LAST:
break;
diff --git a/src/conf/domain_conf.h b/src/conf/domain_conf.h
index 3a1fa1522..ab106e900 100644
--- a/src/conf/domain_conf.h
+++ b/src/conf/domain_conf.h
@@ -1742,6 +1742,7 @@ typedef enum {
VIR_DOMAIN_FEATURE_HPT,
VIR_DOMAIN_FEATURE_VMCOREINFO,
VIR_DOMAIN_FEATURE_HTM,
+ VIR_DOMAIN_FEATURE_SBBC,
VIR_DOMAIN_FEATURE_LAST
} virDomainFeature;
@@ -1882,6 +1883,17 @@ typedef enum {
VIR_ENUM_DECL(virDomainHPTResizing);
+typedef enum {
+ VIR_DOMAIN_HWBUG_NONE = 0,
+ VIR_DOMAIN_HWBUG_BROKEN,
+ VIR_DOMAIN_HWBUG_WORKAROUND,
+ VIR_DOMAIN_HWBUG_FIXED,
+
+ VIR_DOMAIN_HWBUG_LAST
+} virDomainHWBug;
+
+VIR_ENUM_DECL(virDomainHWBug);
+
/* Operating system configuration data & machine / arch */
typedef struct _virDomainOSEnv virDomainOSEnv;
typedef virDomainOSEnv *virDomainOSEnvPtr;
diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
index 17c3b71e0..c21346027 100644
--- a/src/libvirt_private.syms
+++ b/src/libvirt_private.syms
@@ -396,6 +396,8 @@ virDomainHostdevSubsysTypeToString;
virDomainHPTResizingTypeToString;
virDomainHubTypeFromString;
virDomainHubTypeToString;
+virDomainHWBugTypeFromString;
+virDomainHWBugTypeToString;
virDomainHypervTypeFromString;
virDomainHypervTypeToString;
virDomainInputBusTypeToString;
diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
index c3b1f748a..be216bccf 100644
--- a/src/qemu/qemu_capabilities.c
+++ b/src/qemu/qemu_capabilities.c
@@ -460,6 +460,7 @@ VIR_ENUM_IMPL(virQEMUCaps, QEMU_CAPS_LAST,
"machine.pseries.max-cpu-compat",
"dump-completed",
"machine.pseries.cap-htm",
+ "machine.pseries.cap-sbbc",
);
@@ -4903,6 +4904,7 @@ virQEMUCapsInitQMPMonitor(virQEMUCapsPtr qemuCaps,
if (qemuCaps->version >= 2012000 &&
ARCH_IS_PPC64(qemuCaps->arch)) {
virQEMUCapsSet(qemuCaps, QEMU_CAPS_MACHINE_PSERIES_CAP_HTM);
+ virQEMUCapsSet(qemuCaps, QEMU_CAPS_MACHINE_PSERIES_CAP_SBBC);
}
if (virQEMUCapsProbeQMPCommands(qemuCaps, mon) < 0)
diff --git a/src/qemu/qemu_capabilities.h b/src/qemu/qemu_capabilities.h
index 5d9b67177..8fbfc94d5 100644
--- a/src/qemu/qemu_capabilities.h
+++ b/src/qemu/qemu_capabilities.h
@@ -445,6 +445,7 @@ typedef enum {
QEMU_CAPS_MACHINE_PSERIES_MAX_CPU_COMPAT, /* -machine pseries,max-cpu-compat= */
QEMU_CAPS_DUMP_COMPLETED, /* DUMP_COMPLETED event */
QEMU_CAPS_MACHINE_PSERIES_CAP_HTM, /* -machine pseries,cap-htm= */
+ QEMU_CAPS_MACHINE_PSERIES_CAP_SBBC, /* -machine pseries,cap-sbbc= */
QEMU_CAPS_LAST /* this must always be the last item */
} virQEMUCapsFlags;
diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
index 877482853..c83758b77 100644
--- a/src/qemu/qemu_command.c
+++ b/src/qemu/qemu_command.c
@@ -7066,6 +7066,8 @@ virDomainFeatureToQEMUCaps(int feature)
switch ((virDomainFeature) feature) {
case VIR_DOMAIN_FEATURE_HTM:
return QEMU_CAPS_MACHINE_PSERIES_CAP_HTM;
+ case VIR_DOMAIN_FEATURE_SBBC:
+ return QEMU_CAPS_MACHINE_PSERIES_CAP_SBBC;
case VIR_DOMAIN_FEATURE_ACPI:
case VIR_DOMAIN_FEATURE_APIC:
case VIR_DOMAIN_FEATURE_PAE:
@@ -7096,6 +7098,8 @@ virDomainFeatureToMachineOption(int feature)
switch ((virDomainFeature) feature) {
case VIR_DOMAIN_FEATURE_HTM:
return "cap-htm";
+ case VIR_DOMAIN_FEATURE_SBBC:
+ return "cap-sbbc";
case VIR_DOMAIN_FEATURE_ACPI:
case VIR_DOMAIN_FEATURE_APIC:
case VIR_DOMAIN_FEATURE_PAE:
@@ -7406,6 +7410,15 @@ qemuBuildMachineCommandLine(virCommandPtr cmd,
goto cleanup;
break;
+ case VIR_DOMAIN_FEATURE_SBBC:
+ if (def->features[i] == VIR_DOMAIN_HWBUG_NONE)
+ break;
+
+ value = virDomainHWBugTypeToString(def->features[i]);
+ if (qemuBuildMachineCommandLineFeature(&buf, i, value, qemuCaps) < 0)
+ goto cleanup;
+ break;
+
case VIR_DOMAIN_FEATURE_ACPI:
case VIR_DOMAIN_FEATURE_APIC:
case VIR_DOMAIN_FEATURE_PAE:
diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
index 906d64894..d7ce6ed65 100644
--- a/src/qemu/qemu_domain.c
+++ b/src/qemu/qemu_domain.c
@@ -3273,6 +3273,16 @@ qemuDomainDefValidateFeatures(const virDomainDef *def)
}
break;
+ case VIR_DOMAIN_FEATURE_SBBC:
+ if (def->features[i] != VIR_DOMAIN_HWBUG_NONE &&
+ !qemuDomainIsPSeries(def)) {
+ virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
+ _("The '%s' feature is only supported for %s guests"),
+ featureName, "pSeries");
+ return -1;
+ }
+ break;
+
case VIR_DOMAIN_FEATURE_ACPI:
case VIR_DOMAIN_FEATURE_APIC:
case VIR_DOMAIN_FEATURE_PAE:
diff --git a/tests/qemuxml2argvdata/pseries-features-sbbc.args b/tests/qemuxml2argvdata/pseries-features-sbbc.args
new file mode 100644
index 000000000..e619056b2
--- /dev/null
+++ b/tests/qemuxml2argvdata/pseries-features-sbbc.args
@@ -0,0 +1,19 @@
+LC_ALL=C \
+PATH=/bin \
+HOME=/home/test \
+USER=test \
+LOGNAME=test \
+QEMU_AUDIO_DRV=none \
+/usr/bin/qemu-system-ppc64 \
+-name guest \
+-S \
+-machine pseries,accel=tcg,cap-sbbc=broken \
+-m 512 \
+-smp 1,sockets=1,cores=1,threads=1 \
+-uuid 1ccfd97d-5eb4-478a-bbe6-88d254c16db7 \
+-nographic \
+-nodefaults \
+-chardev socket,id=charmonitor,path=/tmp/lib/domain--1-guest/monitor.sock,\
+server,nowait \
+-mon chardev=charmonitor,id=monitor,mode=readline \
+-boot c
diff --git a/tests/qemuxml2argvdata/pseries-features-sbbc.xml b/tests/qemuxml2argvdata/pseries-features-sbbc.xml
new file mode 100644
index 000000000..eac2c19ae
--- /dev/null
+++ b/tests/qemuxml2argvdata/pseries-features-sbbc.xml
@@ -0,0 +1,28 @@
+<domain type='qemu'>
+ <name>guest</name>
+ <uuid>1ccfd97d-5eb4-478a-bbe6-88d254c16db7</uuid>
+ <memory unit='KiB'>524288</memory>
+ <currentMemory unit='KiB'>524288</currentMemory>
+ <vcpu placement='static'>1</vcpu>
+ <os>
+ <type arch='ppc64' machine='pseries'>hvm</type>
+ <boot dev='hd'/>
+ </os>
+ <features>
+ <sbbc state='broken'/>
+ </features>
+ <clock offset='utc'/>
+ <on_poweroff>destroy</on_poweroff>
+ <on_reboot>restart</on_reboot>
+ <on_crash>destroy</on_crash>
+ <devices>
+ <emulator>/usr/bin/qemu-system-ppc64</emulator>
+ <controller type='usb' index='0' model='none'/>
+ <controller type='pci' index='0' model='pci-root'>
+ <model name='spapr-pci-host-bridge'/>
+ <target index='0'/>
+ </controller>
+ <memballoon model='none'/>
+ <panic model='pseries'/>
+ </devices>
+</domain>
diff --git a/tests/qemuxml2argvtest.c b/tests/qemuxml2argvtest.c
index 085e3a126..0aa4145f2 100644
--- a/tests/qemuxml2argvtest.c
+++ b/tests/qemuxml2argvtest.c
@@ -1901,6 +1901,11 @@ mymain(void)
QEMU_CAPS_MACHINE_PSERIES_CAP_HTM);
DO_TEST_FAILURE("pseries-features-htm",
QEMU_CAPS_MACHINE_OPT);
+ DO_TEST("pseries-features-sbbc",
+ QEMU_CAPS_MACHINE_OPT,
+ QEMU_CAPS_MACHINE_PSERIES_CAP_SBBC);
+ DO_TEST_FAILURE("pseries-features-sbbc",
+ QEMU_CAPS_MACHINE_OPT);
DO_TEST_PARSE_ERROR("pseries-features-invalid-machine", NONE);
DO_TEST("pseries-serial-native",
diff --git a/tests/qemuxml2xmloutdata/pseries-features-sbbc.xml b/tests/qemuxml2xmloutdata/pseries-features-sbbc.xml
new file mode 120000
index 000000000..0bbe53221
--- /dev/null
+++ b/tests/qemuxml2xmloutdata/pseries-features-sbbc.xml
@@ -0,0 +1 @@
+../qemuxml2argvdata/pseries-features-sbbc.xml
\ No newline at end of file
diff --git a/tests/qemuxml2xmltest.c b/tests/qemuxml2xmltest.c
index a593a59e0..05610a273 100644
--- a/tests/qemuxml2xmltest.c
+++ b/tests/qemuxml2xmltest.c
@@ -769,6 +769,9 @@ mymain(void)
DO_TEST("pseries-features-htm",
QEMU_CAPS_MACHINE_OPT,
QEMU_CAPS_MACHINE_PSERIES_CAP_HTM);
+ DO_TEST("pseries-features-sbbc",
+ QEMU_CAPS_MACHINE_OPT,
+ QEMU_CAPS_MACHINE_PSERIES_CAP_SBBC);
DO_TEST("pseries-serial-native",
QEMU_CAPS_NODEFCONFIG,
--
2.14.3
--
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