[libvirt] [PATCHv2 0/5] Refactor feature handling and add support for pvticketlocks
Version 2 incorporates changes based on review feedback from Jan and Doug. Peter Krempa (5): schema: Rename option to make it reusable conf: Refactor storing and usage of feature flags qemu: Add support for paravirtual spinlocks in the guest conf: Clean up few error messages qemu: command: Fix macro indentation docs/formatdomain.html.in | 7 + docs/schemas/domaincommon.rng | 18 +- src/conf/domain_conf.c | 200 +++++++++++++++------ src/conf/domain_conf.h | 3 +- src/libxl/libxl_conf.c | 9 +- src/lxc/lxc_container.c | 6 +- src/qemu/qemu_command.c | 31 +++- src/vbox/vbox_tmpl.c | 45 +++-- src/xenapi/xenapi_driver.c | 10 +- src/xenapi/xenapi_utils.c | 22 ++- src/xenxs/xen_sxpr.c | 20 +-- src/xenxs/xen_xm.c | 30 ++-- .../qemuxml2argv-pv-spinlock-disabled.args | 5 + .../qemuxml2argv-pv-spinlock-disabled.xml | 26 +++ .../qemuxml2argv-pv-spinlock-enabled.args | 5 + .../qemuxml2argv-pv-spinlock-enabled.xml | 26 +++ tests/qemuxml2argvtest.c | 2 + tests/qemuxml2xmltest.c | 2 + 18 files changed, 326 insertions(+), 141 deletions(-) create mode 100644 tests/qemuxml2argvdata/qemuxml2argv-pv-spinlock-disabled.args create mode 100644 tests/qemuxml2argvdata/qemuxml2argv-pv-spinlock-disabled.xml create mode 100644 tests/qemuxml2argvdata/qemuxml2argv-pv-spinlock-enabled.args create mode 100644 tests/qemuxml2argvdata/qemuxml2argv-pv-spinlock-enabled.xml -- 1.8.3.2
--- docs/schemas/domaincommon.rng | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/docs/schemas/domaincommon.rng b/docs/schemas/domaincommon.rng index 5c5301d..6aee447 100644 --- a/docs/schemas/domaincommon.rng +++ b/docs/schemas/domaincommon.rng @@ -4119,17 +4119,17 @@ <interleave> <optional> <element name="relaxed"> - <ref name="hypervtristate"/> + <ref name="featurestate"/> </element> </optional> <optional> <element name="vapic"> - <ref name="hypervtristate"/> + <ref name="featurestate"/> </element> </optional> <optional> <element name="spinlocks"> - <ref name="hypervtristate"/> + <ref name="featurestate"/> <optional> <attribute name="retries"> <data type="unsignedInt"/> @@ -4141,7 +4141,7 @@ </element> </define> - <define name="hypervtristate"> + <define name="featurestate"> <attribute name="state"> <choice> <value>on</value> -- 1.8.3.2
To allow a finer control for some future flags, refactor the code to store them in an array instead of a bitmap. --- Notes: Version 2: - extracted unrelated changes to separate patches - added error on features that don't support state=off - removed spurious comment src/conf/domain_conf.c | 159 ++++++++++++++++++++++++++++++--------------- src/conf/domain_conf.h | 2 +- src/libxl/libxl_conf.c | 9 ++- src/lxc/lxc_container.c | 6 +- src/qemu/qemu_command.c | 15 ++--- src/vbox/vbox_tmpl.c | 45 +++++++------ src/xenapi/xenapi_driver.c | 10 +-- src/xenapi/xenapi_utils.c | 22 +++---- src/xenxs/xen_sxpr.c | 20 +++--- src/xenxs/xen_xm.c | 30 ++++----- 10 files changed, 187 insertions(+), 131 deletions(-) diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c index 70fdafc..81e9d2a 100644 --- a/src/conf/domain_conf.c +++ b/src/conf/domain_conf.c @@ -11380,10 +11380,10 @@ virDomainDefParseXML(xmlDocPtr xml, nodes[i]->name); goto error; } - def->features |= (1 << val); - if (val == VIR_DOMAIN_FEATURE_APIC) { - tmp = virXPathString("string(./features/apic/@eoi)", ctxt); - if (tmp) { + + switch ((enum virDomainFeature) val) { + case VIR_DOMAIN_FEATURE_APIC: + if ((tmp = virXPathString("string(./features/apic/@eoi)", ctxt))) { int eoi; if ((eoi = virDomainFeatureStateTypeFromString(tmp)) <= 0) { virReportError(VIR_ERR_CONFIG_UNSUPPORTED, @@ -11394,11 +11394,23 @@ virDomainDefParseXML(xmlDocPtr xml, def->apic_eoi = eoi; VIR_FREE(tmp); } + /* fallthrough */ + case VIR_DOMAIN_FEATURE_ACPI: + case VIR_DOMAIN_FEATURE_PAE: + case VIR_DOMAIN_FEATURE_HAP: + case VIR_DOMAIN_FEATURE_VIRIDIAN: + case VIR_DOMAIN_FEATURE_PRIVNET: + case VIR_DOMAIN_FEATURE_HYPERV: + def->features[val] = VIR_DOMAIN_FEATURE_STATE_ON; + break; + + case VIR_DOMAIN_FEATURE_LAST: + break; } } VIR_FREE(nodes); - if (def->features & (1 << VIR_DOMAIN_FEATURE_HYPERV)) { + if (def->features[VIR_DOMAIN_FEATURE_HYPERV] == VIR_DOMAIN_FEATURE_STATE_ON) { int feature; int value; node = ctxt->node; @@ -13370,12 +13382,16 @@ virDomainDefFeaturesCheckABIStability(virDomainDefPtr src, { size_t i; - /* basic check */ - if (src->features != dst->features) { - virReportError(VIR_ERR_CONFIG_UNSUPPORTED, - _("Target domain features %d does not match source %d"), - dst->features, src->features); - return false; + for (i = 0; i < VIR_DOMAIN_FEATURE_LAST; i++) { + if (src->features[i] != dst->features[i]) { + virReportError(VIR_ERR_CONFIG_UNSUPPORTED, + _("State of feature '%s' differs: " + "source: '%s', destination: '%s'"), + virDomainFeatureTypeToString(i), + virDomainFeatureStateTypeToString(src->features[i]), + virDomainFeatureStateTypeToString(dst->features[i])); + return false; + } } /* APIC EOI */ @@ -13389,7 +13405,7 @@ virDomainDefFeaturesCheckABIStability(virDomainDefPtr src, } /* hyperv */ - if (src->features & (1 << VIR_DOMAIN_FEATURE_HYPERV)) { + if (src->features[VIR_DOMAIN_FEATURE_HYPERV] == VIR_DOMAIN_FEATURE_STATE_ON) { for (i = 0; i < VIR_DOMAIN_HYPERV_LAST; i++) { switch ((enum virDomainHyperv) i) { case VIR_DOMAIN_HYPERV_RELAXED: @@ -16712,58 +16728,99 @@ virDomainDefFormatInternal(virDomainDefPtr def, virBufferAddLit(buf, " </idmap>\n"); } + for (i = 0; i < VIR_DOMAIN_FEATURE_LAST; i++) { + if (def->features[i] != VIR_DOMAIN_FEATURE_STATE_DEFAULT) + break; + } - if (def->features) { + if (i != VIR_DOMAIN_FEATURE_LAST) { virBufferAddLit(buf, " <features>\n"); + for (i = 0; i < VIR_DOMAIN_FEATURE_LAST; i++) { - if (def->features & (1 << i) && i != VIR_DOMAIN_FEATURE_HYPERV) { - const char *name = virDomainFeatureTypeToString(i); - if (!name) { - virReportError(VIR_ERR_INTERNAL_ERROR, - _("unexpected feature %zu"), i); - goto error; - } - virBufferAsprintf(buf, " <%s", name); - if (i == VIR_DOMAIN_FEATURE_APIC && def->apic_eoi) { - virBufferAsprintf(buf, - " eoi='%s'", - virDomainFeatureStateTypeToString(def->apic_eoi)); - } - virBufferAddLit(buf, "/>\n"); + const char *name = virDomainFeatureTypeToString(i); + size_t j; + + if (!name) { + virReportError(VIR_ERR_INTERNAL_ERROR, + _("unexpected feature %zu"), i); + goto error; } - } - if (def->features & (1 << VIR_DOMAIN_FEATURE_HYPERV)) { - virBufferAddLit(buf, " <hyperv>\n"); - for (i = 0; i < VIR_DOMAIN_HYPERV_LAST; i++) { - switch ((enum virDomainHyperv) i) { - case VIR_DOMAIN_HYPERV_RELAXED: - case VIR_DOMAIN_HYPERV_VAPIC: - if (def->hyperv_features[i]) - virBufferAsprintf(buf, " <%s state='%s'/>\n", - virDomainHypervTypeToString(i), - virDomainFeatureStateTypeToString( - def->hyperv_features[i])); + switch ((enum virDomainFeature) i) { + case VIR_DOMAIN_FEATURE_ACPI: + case VIR_DOMAIN_FEATURE_PAE: + case VIR_DOMAIN_FEATURE_HAP: + case VIR_DOMAIN_FEATURE_VIRIDIAN: + case VIR_DOMAIN_FEATURE_PRIVNET: + switch ((enum virDomainFeatureState) def->features[i]) { + case VIR_DOMAIN_FEATURE_STATE_DEFAULT: break; - case VIR_DOMAIN_HYPERV_SPINLOCKS: - if (def->hyperv_features[i] == 0) - break; + case VIR_DOMAIN_FEATURE_STATE_ON: + virBufferAsprintf(buf, " <%s/>\n", name); + break; + + case VIR_DOMAIN_FEATURE_STATE_LAST: + case VIR_DOMAIN_FEATURE_STATE_OFF: + virReportError(VIR_ERR_INTERNAL_ERROR, + _("Unexpected state of feature '%s'"), name); + + goto error; + break; + } + + break; - virBufferAsprintf(buf, " <spinlocks state='%s'", - virDomainFeatureStateTypeToString( - def->hyperv_features[i])); - if (def->hyperv_features[i] == VIR_DOMAIN_FEATURE_STATE_ON) - virBufferAsprintf(buf, " retries='%d'", - def->hyperv_spinlocks); + case VIR_DOMAIN_FEATURE_APIC: + if (def->features[i] == VIR_DOMAIN_FEATURE_STATE_ON) { + virBufferAddLit(buf, " <apic"); + if (def->apic_eoi) { + virBufferAsprintf(buf, " eoi='%s'", + virDomainFeatureStateTypeToString(def->apic_eoi)); + } virBufferAddLit(buf, "/>\n"); - break; + } + break; - case VIR_DOMAIN_HYPERV_LAST: + case VIR_DOMAIN_FEATURE_HYPERV: + if (def->features[i] != VIR_DOMAIN_FEATURE_STATE_ON) break; + + virBufferAddLit(buf, " <hyperv>\n"); + for (j = 0; j < VIR_DOMAIN_HYPERV_LAST; j++) { + switch ((enum virDomainHyperv) j) { + case VIR_DOMAIN_HYPERV_RELAXED: + case VIR_DOMAIN_HYPERV_VAPIC: + if (def->hyperv_features[j]) + virBufferAsprintf(buf, " <%s state='%s'/>\n", + virDomainHypervTypeToString(j), + virDomainFeatureStateTypeToString( + def->hyperv_features[j])); + break; + + case VIR_DOMAIN_HYPERV_SPINLOCKS: + if (def->hyperv_features[j] == 0) + break; + + virBufferAsprintf(buf, " <spinlocks state='%s'", + virDomainFeatureStateTypeToString( + def->hyperv_features[j])); + if (def->hyperv_features[j] == VIR_DOMAIN_FEATURE_STATE_ON) + virBufferAsprintf(buf, " retries='%d'", + def->hyperv_spinlocks); + virBufferAddLit(buf, "/>\n"); + break; + + case VIR_DOMAIN_HYPERV_LAST: + break; + } } + virBufferAddLit(buf, " </hyperv>\n"); + break; + + case VIR_DOMAIN_FEATURE_LAST: + break; } - virBufferAddLit(buf, " </hyperv>\n"); } virBufferAddLit(buf, " </features>\n"); diff --git a/src/conf/domain_conf.h b/src/conf/domain_conf.h index f20a916..bab0b2c 100644 --- a/src/conf/domain_conf.h +++ b/src/conf/domain_conf.h @@ -1988,7 +1988,7 @@ struct _virDomainDef { virDomainOSDef os; char *emulator; - int features; + int features[VIR_DOMAIN_FEATURE_LAST]; /* enum virDomainFeatureState */ int apic_eoi; /* These options are of type virDomainFeatureState */ diff --git a/src/libxl/libxl_conf.c b/src/libxl/libxl_conf.c index d4226b8..79cf2b6 100644 --- a/src/libxl/libxl_conf.c +++ b/src/libxl/libxl_conf.c @@ -603,11 +603,14 @@ libxlMakeDomBuildInfo(virDomainObjPtr vm, libxl_domain_config *d_config) char bootorder[VIR_DOMAIN_BOOT_LAST + 1]; libxl_defbool_set(&b_info->u.hvm.pae, - def->features & (1 << VIR_DOMAIN_FEATURE_PAE)); + def->features[VIR_DOMAIN_FEATURE_PAE] == + VIR_DOMAIN_FEATURE_STATE_ON); libxl_defbool_set(&b_info->u.hvm.apic, - def->features & (1 << VIR_DOMAIN_FEATURE_APIC)); + def->features[VIR_DOMAIN_FEATURE_APIC] == + VIR_DOMAIN_FEATURE_STATE_ON); libxl_defbool_set(&b_info->u.hvm.acpi, - def->features & (1 << VIR_DOMAIN_FEATURE_ACPI)); + def->features[VIR_DOMAIN_FEATURE_ACPI] == + VIR_DOMAIN_FEATURE_STATE_ON); for (i = 0; i < def->clock.ntimers; i++) { if (def->clock.timers[i]->name == VIR_DOMAIN_TIMER_NAME_HPET && def->clock.timers[i]->present == 1) { diff --git a/src/lxc/lxc_container.c b/src/lxc/lxc_container.c index c60f5d8..2479310 100644 --- a/src/lxc/lxc_container.c +++ b/src/lxc/lxc_container.c @@ -1865,8 +1865,8 @@ static int lxcContainerChild(void *data) } /* rename and enable interfaces */ - if (lxcContainerRenameAndEnableInterfaces(!!(vmDef->features & - (1 << VIR_DOMAIN_FEATURE_PRIVNET)), + if (lxcContainerRenameAndEnableInterfaces(vmDef->features[VIR_DOMAIN_FEATURE_PRIVNET] == + VIR_DOMAIN_FEATURE_STATE_ON, argv->nveths, argv->veths) < 0) { goto cleanup; @@ -1947,7 +1947,7 @@ lxcNeedNetworkNamespace(virDomainDefPtr def) size_t i; if (def->nets != NULL) return true; - if (def->features & (1 << VIR_DOMAIN_FEATURE_PRIVNET)) + if (def->features[VIR_DOMAIN_FEATURE_PRIVNET] == VIR_DOMAIN_FEATURE_STATE_ON) return true; for (i = 0; i < def->nhostdevs; i++) { if (def->hostdevs[i]->mode == VIR_DOMAIN_HOSTDEV_MODE_CAPABILITIES && diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c index ba102f4..2cf69d9 100644 --- a/src/qemu/qemu_command.c +++ b/src/qemu/qemu_command.c @@ -6701,7 +6701,7 @@ qemuBuildCpuArgStr(const virQEMUDriverPtr driver, have_cpu = true; } - if (def->features & (1 << VIR_DOMAIN_FEATURE_HYPERV)) { + if (def->features[VIR_DOMAIN_FEATURE_HYPERV] == VIR_DOMAIN_FEATURE_STATE_ON) { if (!have_cpu) { virBufferAdd(&buf, default_model, -1); have_cpu = true; @@ -8036,7 +8036,7 @@ qemuBuildCommandLine(virConnectPtr conn, } if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_NO_ACPI)) { - if (!(def->features & (1 << VIR_DOMAIN_FEATURE_ACPI))) + if (def->features[VIR_DOMAIN_FEATURE_ACPI] != VIR_DOMAIN_FEATURE_STATE_ON) virCommandAddArg(cmd, "-no-acpi"); } @@ -10837,7 +10837,7 @@ qemuParseCommandLineCPU(virDomainDefPtr dom, if (*feature == '\0') goto syntax; - dom->features |= (1 << VIR_DOMAIN_FEATURE_HYPERV); + dom->features[VIR_DOMAIN_FEATURE_HYPERV] = VIR_DOMAIN_FEATURE_STATE_ON; if ((f = virDomainHypervTypeFromString(feature)) < 0) { virReportError(VIR_ERR_CONFIG_UNSUPPORTED, @@ -11091,7 +11091,7 @@ qemuParseCommandLine(virCapsPtr qemuCaps, goto error; if (strstr(path, "kvm")) { def->virtType = VIR_DOMAIN_VIRT_KVM; - def->features |= (1 << VIR_DOMAIN_FEATURE_PAE); + def->features[VIR_DOMAIN_FEATURE_PAE] = VIR_DOMAIN_FEATURE_STATE_ON; } } @@ -11104,8 +11104,7 @@ qemuParseCommandLine(virCapsPtr qemuCaps, if ((def->os.arch == VIR_ARCH_I686) || (def->os.arch == VIR_ARCH_X86_64)) - def->features |= (1 << VIR_DOMAIN_FEATURE_ACPI) - /*| (1 << VIR_DOMAIN_FEATURE_APIC)*/; + def->features[VIR_DOMAIN_FEATURE_ACPI] = VIR_DOMAIN_FEATURE_STATE_ON; #define WANT_VALUE() \ const char *val = progargv[++i]; \ @@ -11399,7 +11398,7 @@ qemuParseCommandLine(virCapsPtr qemuCaps, def->disks[def->ndisks++] = disk; disk = NULL; } else if (STREQ(arg, "-no-acpi")) { - def->features &= ~(1 << VIR_DOMAIN_FEATURE_ACPI); + def->features[VIR_DOMAIN_FEATURE_ACPI] = VIR_DOMAIN_FEATURE_STATE_DEFAULT; } else if (STREQ(arg, "-no-reboot")) { def->onReboot = VIR_DOMAIN_LIFECYCLE_DESTROY; } else if (STREQ(arg, "-no-kvm")) { @@ -11518,7 +11517,7 @@ qemuParseCommandLine(virCapsPtr qemuCaps, def->mem.nosharepages = true; } else if (STRPREFIX(param, "accel=kvm")) { def->virtType = VIR_DOMAIN_VIRT_KVM; - def->features |= (1 << VIR_DOMAIN_FEATURE_PAE); + def->features[VIR_DOMAIN_FEATURE_PAE] = VIR_DOMAIN_FEATURE_STATE_ON; } } virStringFreeList(list); diff --git a/src/vbox/vbox_tmpl.c b/src/vbox/vbox_tmpl.c index 5e5ea85..99e1446 100644 --- a/src/vbox/vbox_tmpl.c +++ b/src/vbox/vbox_tmpl.c @@ -2363,7 +2363,6 @@ static char *vboxDomainGetXMLDesc(virDomainPtr dom, unsigned int flags) { } } - def->features = 0; #if VBOX_API_VERSION < 3001 machine->vtbl->GetPAEEnabled(machine, &PAEEnabled); #elif VBOX_API_VERSION == 3001 @@ -2371,21 +2370,18 @@ static char *vboxDomainGetXMLDesc(virDomainPtr dom, unsigned int flags) { #elif VBOX_API_VERSION >= 3002 machine->vtbl->GetCPUProperty(machine, CPUPropertyType_PAE, &PAEEnabled); #endif - if (PAEEnabled) { - def->features = def->features | (1 << VIR_DOMAIN_FEATURE_PAE); - } + if (PAEEnabled) + def->features[VIR_DOMAIN_FEATURE_PAE] = VIR_DOMAIN_FEATURE_STATE_ON; machine->vtbl->GetBIOSSettings(machine, &bios); if (bios) { bios->vtbl->GetACPIEnabled(bios, &ACPIEnabled); - if (ACPIEnabled) { - def->features = def->features | (1 << VIR_DOMAIN_FEATURE_ACPI); - } + if (ACPIEnabled) + def->features[VIR_DOMAIN_FEATURE_ACPI] = VIR_DOMAIN_FEATURE_STATE_ON; bios->vtbl->GetIOAPICEnabled(bios, &IOAPICEnabled); - if (IOAPICEnabled) { - def->features = def->features | (1 << VIR_DOMAIN_FEATURE_APIC); - } + if (IOAPICEnabled) + def->features[VIR_DOMAIN_FEATURE_APIC] = VIR_DOMAIN_FEATURE_STATE_ON; VBOX_RELEASE(bios); } @@ -5101,40 +5097,43 @@ static virDomainPtr vboxDomainDefineXML(virConnectPtr conn, const char *xml) { } #if VBOX_API_VERSION < 3001 - rc = machine->vtbl->SetPAEEnabled(machine, (def->features) & - (1 << VIR_DOMAIN_FEATURE_PAE)); + rc = machine->vtbl->SetPAEEnabled(machine, + def->features[VIR_DOMAIN_FEATURE_PAE] == + VIR_DOMAIN_FEATURE_STATE_ON); #elif VBOX_API_VERSION == 3001 rc = machine->vtbl->SetCpuProperty(machine, CpuPropertyType_PAE, - (def->features) & - (1 << VIR_DOMAIN_FEATURE_PAE)); + def->features[VIR_DOMAIN_FEATURE_PAE] == + VIR_DOMAIN_FEATURE_STATE_ON); #elif VBOX_API_VERSION >= 3002 rc = machine->vtbl->SetCPUProperty(machine, CPUPropertyType_PAE, - (def->features) & - (1 << VIR_DOMAIN_FEATURE_PAE)); + def->features[VIR_DOMAIN_FEATURE_PAE] == + VIR_DOMAIN_FEATURE_STATE_ON); #endif if (NS_FAILED(rc)) { virReportError(VIR_ERR_INTERNAL_ERROR, _("could not change PAE status to: %s, rc=%08x"), - ((def->features) & (1 << VIR_DOMAIN_FEATURE_PAE)) + (def->features[VIR_DOMAIN_FEATURE_PAE] == VIR_DOMAIN_FEATURE_STATE_ON) ? _("Enabled") : _("Disabled"), (unsigned)rc); } machine->vtbl->GetBIOSSettings(machine, &bios); if (bios) { - rc = bios->vtbl->SetACPIEnabled(bios, (def->features) & - (1 << VIR_DOMAIN_FEATURE_ACPI)); + rc = bios->vtbl->SetACPIEnabled(bios, + def->features[VIR_DOMAIN_FEATURE_ACPI] == + VIR_DOMAIN_FEATURE_STATE_ON); if (NS_FAILED(rc)) { virReportError(VIR_ERR_INTERNAL_ERROR, _("could not change ACPI status to: %s, rc=%08x"), - ((def->features) & (1 << VIR_DOMAIN_FEATURE_ACPI)) + (def->features[VIR_DOMAIN_FEATURE_ACPI] == VIR_DOMAIN_FEATURE_STATE_ON) ? _("Enabled") : _("Disabled"), (unsigned)rc); } - rc = bios->vtbl->SetIOAPICEnabled(bios, (def->features) & - (1 << VIR_DOMAIN_FEATURE_APIC)); + rc = bios->vtbl->SetIOAPICEnabled(bios, + def->features[VIR_DOMAIN_FEATURE_APIC] == + VIR_DOMAIN_FEATURE_STATE_ON); if (NS_FAILED(rc)) { virReportError(VIR_ERR_INTERNAL_ERROR, _("could not change APIC status to: %s, rc=%08x"), - ((def->features) & (1 << VIR_DOMAIN_FEATURE_APIC)) + (def->features[VIR_DOMAIN_FEATURE_APIC] == VIR_DOMAIN_FEATURE_STATE_ON) ? _("Enabled") : _("Disabled"), (unsigned)rc); } VBOX_RELEASE(bios); diff --git a/src/xenapi/xenapi_driver.c b/src/xenapi/xenapi_driver.c index bca19af..5f8ca08 100644 --- a/src/xenapi/xenapi_driver.c +++ b/src/xenapi/xenapi_driver.c @@ -1474,15 +1474,15 @@ xenapiDomainGetXMLDesc(virDomainPtr dom, unsigned int flags) for (i = 0; i < result->size; i++) { if (STREQ(result->contents[i].val, "true")) { if (STREQ(result->contents[i].key, "acpi")) - defPtr->features = defPtr->features | (1<<VIR_DOMAIN_FEATURE_ACPI); + defPtr->features[VIR_DOMAIN_FEATURE_ACPI] = VIR_DOMAIN_FEATURE_STATE_ON; else if (STREQ(result->contents[i].key, "apic")) - defPtr->features = defPtr->features | (1<<VIR_DOMAIN_FEATURE_APIC); + defPtr->features[VIR_DOMAIN_FEATURE_APIC] = VIR_DOMAIN_FEATURE_STATE_ON; else if (STREQ(result->contents[i].key, "pae")) - defPtr->features = defPtr->features | (1<<VIR_DOMAIN_FEATURE_PAE); + defPtr->features[VIR_DOMAIN_FEATURE_PAE] = VIR_DOMAIN_FEATURE_STATE_ON; else if (STREQ(result->contents[i].key, "hap")) - defPtr->features = defPtr->features | (1<<VIR_DOMAIN_FEATURE_HAP); + defPtr->features[VIR_DOMAIN_FEATURE_HAP] = VIR_DOMAIN_FEATURE_STATE_ON; else if (STREQ(result->contents[i].key, "viridian")) - defPtr->features = defPtr->features | (1<<VIR_DOMAIN_FEATURE_VIRIDIAN); + defPtr->features[VIR_DOMAIN_FEATURE_VIRIDIAN] = VIR_DOMAIN_FEATURE_STATE_ON; } } xen_string_string_map_free(result); diff --git a/src/xenapi/xenapi_utils.c b/src/xenapi/xenapi_utils.c index 91ae54b..02d4885 100644 --- a/src/xenapi/xenapi_utils.c +++ b/src/xenapi/xenapi_utils.c @@ -511,18 +511,16 @@ createVMRecordFromXml(virConnectPtr conn, virDomainDefPtr def, if (def->onCrash) (*record)->actions_after_crash = actionCrashLibvirt2XenapiEnum(def->onCrash); - if (def->features) { - if (def->features & (1 << VIR_DOMAIN_FEATURE_ACPI)) - allocStringMap(&strings, (char *)"acpi", (char *)"true"); - if (def->features & (1 << VIR_DOMAIN_FEATURE_APIC)) - allocStringMap(&strings, (char *)"apic", (char *)"true"); - if (def->features & (1 << VIR_DOMAIN_FEATURE_PAE)) - allocStringMap(&strings, (char *)"pae", (char *)"true"); - if (def->features & (1 << VIR_DOMAIN_FEATURE_HAP)) - allocStringMap(&strings, (char *)"hap", (char *)"true"); - if (def->features & (1 << VIR_DOMAIN_FEATURE_VIRIDIAN)) - allocStringMap(&strings, (char *)"viridian", (char *)"true"); - } + if (def->features[VIR_DOMAIN_FEATURE_ACPI] == VIR_DOMAIN_FEATURE_STATE_ON) + allocStringMap(&strings, (char *)"acpi", (char *)"true"); + if (def->features[VIR_DOMAIN_FEATURE_APIC] == VIR_DOMAIN_FEATURE_STATE_ON) + allocStringMap(&strings, (char *)"apic", (char *)"true"); + if (def->features[VIR_DOMAIN_FEATURE_PAE] == VIR_DOMAIN_FEATURE_STATE_ON) + allocStringMap(&strings, (char *)"pae", (char *)"true"); + if (def->features[VIR_DOMAIN_FEATURE_HAP] == VIR_DOMAIN_FEATURE_STATE_ON) + allocStringMap(&strings, (char *)"hap", (char *)"true"); + if (def->features[VIR_DOMAIN_FEATURE_VIRIDIAN] == VIR_DOMAIN_FEATURE_STATE_ON) + allocStringMap(&strings, (char *)"viridian", (char *)"true"); if (strings != NULL) (*record)->platform = strings; diff --git a/src/xenxs/xen_sxpr.c b/src/xenxs/xen_sxpr.c index 3cbe958..d23a3ca 100644 --- a/src/xenxs/xen_sxpr.c +++ b/src/xenxs/xen_sxpr.c @@ -1202,15 +1202,15 @@ xenParseSxpr(const struct sexpr *root, if (hvm) { if (sexpr_int(root, "domain/image/hvm/acpi")) - def->features |= (1 << VIR_DOMAIN_FEATURE_ACPI); + def->features[VIR_DOMAIN_FEATURE_ACPI] = VIR_DOMAIN_FEATURE_STATE_ON; if (sexpr_int(root, "domain/image/hvm/apic")) - def->features |= (1 << VIR_DOMAIN_FEATURE_APIC); + def->features[VIR_DOMAIN_FEATURE_APIC] = VIR_DOMAIN_FEATURE_STATE_ON; if (sexpr_int(root, "domain/image/hvm/pae")) - def->features |= (1 << VIR_DOMAIN_FEATURE_PAE); + def->features[VIR_DOMAIN_FEATURE_PAE] = VIR_DOMAIN_FEATURE_STATE_ON; if (sexpr_int(root, "domain/image/hvm/hap")) - def->features |= (1 << VIR_DOMAIN_FEATURE_HAP); + def->features[VIR_DOMAIN_FEATURE_HAP] = VIR_DOMAIN_FEATURE_STATE_ON; if (sexpr_int(root, "domain/image/hvm/viridian")) - def->features |= (1 << VIR_DOMAIN_FEATURE_VIRIDIAN); + def->features[VIR_DOMAIN_FEATURE_VIRIDIAN] = VIR_DOMAIN_FEATURE_STATE_ON; } /* 12aaf4a2486b (3.0.3) added a second low-priority 'localtime' setting */ @@ -2333,15 +2333,15 @@ xenFormatSxpr(virConnectPtr conn, } } - if (def->features & (1 << VIR_DOMAIN_FEATURE_ACPI)) + if (def->features[VIR_DOMAIN_FEATURE_ACPI] == VIR_DOMAIN_FEATURE_STATE_ON) virBufferAddLit(&buf, "(acpi 1)"); - if (def->features & (1 << VIR_DOMAIN_FEATURE_APIC)) + if (def->features[VIR_DOMAIN_FEATURE_APIC] == VIR_DOMAIN_FEATURE_STATE_ON) virBufferAddLit(&buf, "(apic 1)"); - if (def->features & (1 << VIR_DOMAIN_FEATURE_PAE)) + if (def->features[VIR_DOMAIN_FEATURE_PAE] == VIR_DOMAIN_FEATURE_STATE_ON) virBufferAddLit(&buf, "(pae 1)"); - if (def->features & (1 << VIR_DOMAIN_FEATURE_HAP)) + if (def->features[VIR_DOMAIN_FEATURE_HAP] == VIR_DOMAIN_FEATURE_STATE_ON) virBufferAddLit(&buf, "(hap 1)"); - if (def->features & (1 << VIR_DOMAIN_FEATURE_VIRIDIAN)) + if (def->features[VIR_DOMAIN_FEATURE_VIRIDIAN] == VIR_DOMAIN_FEATURE_STATE_ON) virBufferAddLit(&buf, "(viridian 1)"); virBufferAddLit(&buf, "(usb 1)"); diff --git a/src/xenxs/xen_xm.c b/src/xenxs/xen_xm.c index 9e07f95..88374f4 100644 --- a/src/xenxs/xen_xm.c +++ b/src/xenxs/xen_xm.c @@ -398,23 +398,23 @@ xenParseXM(virConfPtr conf, int xendConfigVersion, if (xenXMConfigGetBool(conf, "pae", &val, 0) < 0) goto cleanup; else if (val) - def->features |= (1 << VIR_DOMAIN_FEATURE_PAE); + def->features[VIR_DOMAIN_FEATURE_PAE] = VIR_DOMAIN_FEATURE_STATE_ON; if (xenXMConfigGetBool(conf, "acpi", &val, 0) < 0) goto cleanup; else if (val) - def->features |= (1 << VIR_DOMAIN_FEATURE_ACPI); + def->features[VIR_DOMAIN_FEATURE_ACPI] = VIR_DOMAIN_FEATURE_STATE_ON; if (xenXMConfigGetBool(conf, "apic", &val, 0) < 0) goto cleanup; else if (val) - def->features |= (1 << VIR_DOMAIN_FEATURE_APIC); + def->features[VIR_DOMAIN_FEATURE_APIC] = VIR_DOMAIN_FEATURE_STATE_ON; if (xenXMConfigGetBool(conf, "hap", &val, 0) < 0) goto cleanup; else if (val) - def->features |= (1 << VIR_DOMAIN_FEATURE_HAP); + def->features[VIR_DOMAIN_FEATURE_HAP] = VIR_DOMAIN_FEATURE_STATE_ON; if (xenXMConfigGetBool(conf, "viridian", &val, 0) < 0) goto cleanup; else if (val) - def->features |= (1 << VIR_DOMAIN_FEATURE_VIRIDIAN); + def->features[VIR_DOMAIN_FEATURE_VIRIDIAN] = VIR_DOMAIN_FEATURE_STATE_ON; if (xenXMConfigGetBool(conf, "hpet", &val, -1) < 0) goto cleanup; @@ -1571,29 +1571,29 @@ virConfPtr xenFormatXM(virConnectPtr conn, goto cleanup; if (xenXMConfigSetInt(conf, "pae", - (def->features & - (1 << VIR_DOMAIN_FEATURE_PAE)) ? 1 : 0) < 0) + (def->features[VIR_DOMAIN_FEATURE_PAE] == + VIR_DOMAIN_FEATURE_STATE_ON) ? 1 : 0) < 0) goto cleanup; if (xenXMConfigSetInt(conf, "acpi", - (def->features & - (1 << VIR_DOMAIN_FEATURE_ACPI)) ? 1 : 0) < 0) + (def->features[VIR_DOMAIN_FEATURE_ACPI] == + VIR_DOMAIN_FEATURE_STATE_ON) ? 1 : 0) < 0) goto cleanup; if (xenXMConfigSetInt(conf, "apic", - (def->features & - (1 << VIR_DOMAIN_FEATURE_APIC)) ? 1 : 0) < 0) + (def->features[VIR_DOMAIN_FEATURE_APIC] == + VIR_DOMAIN_FEATURE_STATE_ON) ? 1 : 0) < 0) goto cleanup; if (xendConfigVersion >= XEND_CONFIG_VERSION_3_0_4) { if (xenXMConfigSetInt(conf, "hap", - (def->features & - (1 << VIR_DOMAIN_FEATURE_HAP)) ? 1 : 0) < 0) + (def->features[VIR_DOMAIN_FEATURE_HAP] == + VIR_DOMAIN_FEATURE_STATE_ON) ? 1 : 0) < 0) goto cleanup; if (xenXMConfigSetInt(conf, "viridian", - (def->features & - (1 << VIR_DOMAIN_FEATURE_VIRIDIAN)) ? 1 : 0) < 0) + (def->features[VIR_DOMAIN_FEATURE_VIRIDIAN] == + VIR_DOMAIN_FEATURE_STATE_ON) ? 1 : 0) < 0) goto cleanup; } -- 1.8.3.2
The linux kernel recently added support for paravirtual spinlock handling to avoid performance regressions on overcomitted hosts. This feature needs to be turned in the hypervisor so that the guest OS is notified about the possible support. This patch adds a new feature "paravirt-spinlock" to the XML and supporting code to enable the "kvm_pv_unhalt" pseudoCPU feature in qemu. https://bugzilla.redhat.com/show_bug.cgi?id=1008989 --- Notes: Version 2: - adapted to changes in previous patch - fixed docs mistake docs/formatdomain.html.in | 7 +++++ docs/schemas/domaincommon.rng | 10 +++++- src/conf/domain_conf.c | 36 +++++++++++++++++++++- src/conf/domain_conf.h | 1 + src/qemu/qemu_command.c | 14 +++++++++ .../qemuxml2argv-pv-spinlock-disabled.args | 5 +++ .../qemuxml2argv-pv-spinlock-disabled.xml | 26 ++++++++++++++++ .../qemuxml2argv-pv-spinlock-enabled.args | 5 +++ .../qemuxml2argv-pv-spinlock-enabled.xml | 26 ++++++++++++++++ tests/qemuxml2argvtest.c | 2 ++ tests/qemuxml2xmltest.c | 2 ++ 11 files changed, 132 insertions(+), 2 deletions(-) create mode 100644 tests/qemuxml2argvdata/qemuxml2argv-pv-spinlock-disabled.args create mode 100644 tests/qemuxml2argvdata/qemuxml2argv-pv-spinlock-disabled.xml create mode 100644 tests/qemuxml2argvdata/qemuxml2argv-pv-spinlock-enabled.args create mode 100644 tests/qemuxml2argvdata/qemuxml2argv-pv-spinlock-enabled.xml diff --git a/docs/formatdomain.html.in b/docs/formatdomain.html.in index 3689399..77239f8 100644 --- a/docs/formatdomain.html.in +++ b/docs/formatdomain.html.in @@ -1182,6 +1182,7 @@ <vapic state='on'/> <spinlocks state='on' retries='4096'/> </hyperv> + <paravirt-spinlock/> </features> ...</pre> @@ -1253,6 +1254,12 @@ </tr> </table> </dd> + <dt><code>paravirt-spinlock</code></dt> + <dd>Notify the guest that the host supports paravirtual spinlocks + for example by exposing the pvticketlocks mechanism. This feature + can be forced of by using <code>state='off'</code> attribute. + </dd> + </dl> <h3><a name="elementsTime">Time keeping</a></h3> diff --git a/docs/schemas/domaincommon.rng b/docs/schemas/domaincommon.rng index 6aee447..b7bab43 100644 --- a/docs/schemas/domaincommon.rng +++ b/docs/schemas/domaincommon.rng @@ -3561,7 +3561,7 @@ </define> <!-- A set of optional features: PAE, APIC, ACPI, - HyperV Enlightenment and HAP support + HyperV Enlightenment, paravirtual spinlocks and HAP support --> <define name="features"> <optional> @@ -3607,6 +3607,14 @@ <empty/> </element> </optional> + <optional> + <element name="paravirt-spinlock"> + <optional> + <ref name="featurestate"/> + </optional> + <empty/> + </element> + </optional> </interleave> </element> </optional> diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c index 81e9d2a..b18f72e 100644 --- a/src/conf/domain_conf.c +++ b/src/conf/domain_conf.c @@ -142,7 +142,8 @@ VIR_ENUM_IMPL(virDomainFeature, VIR_DOMAIN_FEATURE_LAST, "hap", "viridian", "privnet", - "hyperv") + "hyperv", + "paravirt-spinlock") VIR_ENUM_IMPL(virDomainFeatureState, VIR_DOMAIN_FEATURE_STATE_LAST, "default", @@ -11404,6 +11405,22 @@ virDomainDefParseXML(xmlDocPtr xml, def->features[val] = VIR_DOMAIN_FEATURE_STATE_ON; break; + case VIR_DOMAIN_FEATURE_PARAVIRT_SPINLOCK: + node = ctxt->node; + ctxt->node = nodes[i]; + if ((tmp = virXPathString("string(./@state)", ctxt))) { + if ((def->features[val] = virDomainFeatureStateTypeFromString(tmp)) == -1) { + virReportError(VIR_ERR_CONFIG_UNSUPPORTED, + _("unknown state atribute '%s' of feature '%s'"), + tmp, virDomainFeatureTypeToString(val)); + goto error; + } + } else { + def->features[val] = VIR_DOMAIN_FEATURE_STATE_ON; + } + ctxt->node = node; + break; + case VIR_DOMAIN_FEATURE_LAST: break; } @@ -16771,6 +16788,23 @@ virDomainDefFormatInternal(virDomainDefPtr def, break; + case VIR_DOMAIN_FEATURE_PARAVIRT_SPINLOCK: + switch ((enum virDomainFeatureState) def->features[i]) { + case VIR_DOMAIN_FEATURE_STATE_LAST: + case VIR_DOMAIN_FEATURE_STATE_DEFAULT: + break; + + case VIR_DOMAIN_FEATURE_STATE_ON: + virBufferAsprintf(buf, " <%s/>\n", name); + break; + + case VIR_DOMAIN_FEATURE_STATE_OFF: + virBufferAsprintf(buf, " <%s state='off'/>\n", name); + break; + } + + break; + case VIR_DOMAIN_FEATURE_APIC: if (def->features[i] == VIR_DOMAIN_FEATURE_STATE_ON) { virBufferAddLit(buf, " <apic"); diff --git a/src/conf/domain_conf.h b/src/conf/domain_conf.h index bab0b2c..af02b47 100644 --- a/src/conf/domain_conf.h +++ b/src/conf/domain_conf.h @@ -1619,6 +1619,7 @@ enum virDomainFeature { VIR_DOMAIN_FEATURE_VIRIDIAN, VIR_DOMAIN_FEATURE_PRIVNET, VIR_DOMAIN_FEATURE_HYPERV, + VIR_DOMAIN_FEATURE_PARAVIRT_SPINLOCK, VIR_DOMAIN_FEATURE_LAST }; diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c index 2cf69d9..6a39321 100644 --- a/src/qemu/qemu_command.c +++ b/src/qemu/qemu_command.c @@ -6701,6 +6701,20 @@ qemuBuildCpuArgStr(const virQEMUDriverPtr driver, have_cpu = true; } + if (def->features[VIR_DOMAIN_FEATURE_PARAVIRT_SPINLOCK]) { + char sign; + if (def->features[VIR_DOMAIN_FEATURE_PARAVIRT_SPINLOCK] == + VIR_DOMAIN_FEATURE_STATE_ON) + sign = '+'; + else + sign = '-'; + + virBufferAsprintf(&buf, "%s,%ckvm_pv_unhalt", + have_cpu ? "" : default_model, + sign); + have_cpu = true; + } + if (def->features[VIR_DOMAIN_FEATURE_HYPERV] == VIR_DOMAIN_FEATURE_STATE_ON) { if (!have_cpu) { virBufferAdd(&buf, default_model, -1); diff --git a/tests/qemuxml2argvdata/qemuxml2argv-pv-spinlock-disabled.args b/tests/qemuxml2argvdata/qemuxml2argv-pv-spinlock-disabled.args new file mode 100644 index 0000000..80047f9 --- /dev/null +++ b/tests/qemuxml2argvdata/qemuxml2argv-pv-spinlock-disabled.args @@ -0,0 +1,5 @@ +LC_ALL=C PATH=/bin HOME=/home/test USER=test LOGNAME=test QEMU_AUDIO_DRV=none \ +/usr/bin/qemu -S -M pc \ +-cpu qemu32,-kvm_pv_unhalt -m 214 -smp 6 -nographic -monitor \ +unix:/tmp/test-monitor,server,nowait -boot n -usb -net none -serial \ +none -parallel none diff --git a/tests/qemuxml2argvdata/qemuxml2argv-pv-spinlock-disabled.xml b/tests/qemuxml2argvdata/qemuxml2argv-pv-spinlock-disabled.xml new file mode 100644 index 0000000..afb0b41 --- /dev/null +++ b/tests/qemuxml2argvdata/qemuxml2argv-pv-spinlock-disabled.xml @@ -0,0 +1,26 @@ +<domain type='qemu'> + <name>QEMUGuest1</name> + <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid> + <memory unit='KiB'>219100</memory> + <currentMemory unit='KiB'>219100</currentMemory> + <vcpu placement='static'>6</vcpu> + <os> + <type arch='i686' machine='pc'>hvm</type> + <boot dev='network'/> + </os> + <features> + <acpi/> + <pae/> + <paravirt-spinlock state='off'/> + </features> + <clock offset='utc'/> + <on_poweroff>destroy</on_poweroff> + <on_reboot>restart</on_reboot> + <on_crash>destroy</on_crash> + <devices> + <emulator>/usr/bin/qemu</emulator> + <controller type='usb' index='0'/> + <controller type='pci' index='0' model='pci-root'/> + <memballoon model='virtio'/> + </devices> +</domain> diff --git a/tests/qemuxml2argvdata/qemuxml2argv-pv-spinlock-enabled.args b/tests/qemuxml2argvdata/qemuxml2argv-pv-spinlock-enabled.args new file mode 100644 index 0000000..70db173 --- /dev/null +++ b/tests/qemuxml2argvdata/qemuxml2argv-pv-spinlock-enabled.args @@ -0,0 +1,5 @@ +LC_ALL=C PATH=/bin HOME=/home/test USER=test LOGNAME=test QEMU_AUDIO_DRV=none \ +/usr/bin/qemu -S -M pc \ +-cpu qemu32,+kvm_pv_unhalt -m 214 -smp 6 -nographic -monitor \ +unix:/tmp/test-monitor,server,nowait -boot n -usb -net none -serial \ +none -parallel none diff --git a/tests/qemuxml2argvdata/qemuxml2argv-pv-spinlock-enabled.xml b/tests/qemuxml2argvdata/qemuxml2argv-pv-spinlock-enabled.xml new file mode 100644 index 0000000..f29cade --- /dev/null +++ b/tests/qemuxml2argvdata/qemuxml2argv-pv-spinlock-enabled.xml @@ -0,0 +1,26 @@ +<domain type='qemu'> + <name>QEMUGuest1</name> + <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid> + <memory unit='KiB'>219100</memory> + <currentMemory unit='KiB'>219100</currentMemory> + <vcpu placement='static'>6</vcpu> + <os> + <type arch='i686' machine='pc'>hvm</type> + <boot dev='network'/> + </os> + <features> + <acpi/> + <pae/> + <paravirt-spinlock/> + </features> + <clock offset='utc'/> + <on_poweroff>destroy</on_poweroff> + <on_reboot>restart</on_reboot> + <on_crash>destroy</on_crash> + <devices> + <emulator>/usr/bin/qemu</emulator> + <controller type='usb' index='0'/> + <controller type='pci' index='0' model='pci-root'/> + <memballoon model='virtio'/> + </devices> +</domain> diff --git a/tests/qemuxml2argvtest.c b/tests/qemuxml2argvtest.c index 0b808a4..8b4df8f 100644 --- a/tests/qemuxml2argvtest.c +++ b/tests/qemuxml2argvtest.c @@ -435,6 +435,8 @@ mymain(void) QEMU_CAPS_CHARDEV_SPICEVMC, QEMU_CAPS_SPICE, QEMU_CAPS_HDA_DUPLEX); DO_TEST("eoi-disabled", NONE); DO_TEST("eoi-enabled", NONE); + DO_TEST("pv-spinlock-disabled", NONE); + DO_TEST("pv-spinlock-enabled", NONE); DO_TEST("kvmclock+eoi-disabled", QEMU_CAPS_ENABLE_KVM); DO_TEST("hyperv", NONE); diff --git a/tests/qemuxml2xmltest.c b/tests/qemuxml2xmltest.c index c661573..0e83dcf 100644 --- a/tests/qemuxml2xmltest.c +++ b/tests/qemuxml2xmltest.c @@ -156,6 +156,8 @@ mymain(void) DO_TEST("cpu-eoi-enabled"); DO_TEST("eoi-disabled"); DO_TEST("eoi-enabled"); + DO_TEST("pv-spinlock-disabled"); + DO_TEST("pv-spinlock-enabled"); DO_TEST("hyperv"); DO_TEST("hyperv-off"); -- 1.8.3.2
On 09/26/13 10:59, Peter Krempa wrote:
The linux kernel recently added support for paravirtual spinlock handling to avoid performance regressions on overcomitted hosts. This feature needs to be turned in the hypervisor so that the guest OS is notified about the possible support.
This patch adds a new feature "paravirt-spinlock" to the XML and supporting code to enable the "kvm_pv_unhalt" pseudoCPU feature in qemu.
QEMU upstream has now pulled the patches adding this feature: http://git.qemu.org/?p=qemu.git;a=commit;h=f010bc643a2759e87e989c3e4e85f15ec... Peter
--- src/conf/domain_conf.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c index b18f72e..192f3c3 100644 --- a/src/conf/domain_conf.c +++ b/src/conf/domain_conf.c @@ -11377,8 +11377,7 @@ virDomainDefParseXML(xmlDocPtr xml, int val = virDomainFeatureTypeFromString((const char *)nodes[i]->name); if (val < 0) { virReportError(VIR_ERR_INTERNAL_ERROR, - _("unexpected feature %s"), - nodes[i]->name); + _("unexpected feature '%s'"), nodes[i]->name); goto error; } @@ -11388,7 +11387,7 @@ virDomainDefParseXML(xmlDocPtr xml, int eoi; if ((eoi = virDomainFeatureStateTypeFromString(tmp)) <= 0) { virReportError(VIR_ERR_CONFIG_UNSUPPORTED, - _("unknown value for attribute eoi: %s"), + _("unknown value for attribute eoi: '%s'"), tmp); goto error; } -- 1.8.3.2
--- src/qemu/qemu_command.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c index 6a39321..c2ae29a 100644 --- a/src/qemu/qemu_command.c +++ b/src/qemu/qemu_command.c @@ -11123,7 +11123,7 @@ qemuParseCommandLine(virCapsPtr qemuCaps, #define WANT_VALUE() \ const char *val = progargv[++i]; \ if (!val) { \ - virReportError(VIR_ERR_INTERNAL_ERROR, \ + virReportError(VIR_ERR_INTERNAL_ERROR, \ _("missing value for %s argument"), arg); \ goto error; \ } -- 1.8.3.2
On 09/26/13 10:58, Peter Krempa wrote:
Version 2 incorporates changes based on review feedback from Jan and Doug. Peter Krempa (5): schema: Rename option to make it reusable conf: Refactor storing and usage of feature flags qemu: Add support for paravirtual spinlocks in the guest conf: Clean up few error messages qemu: command: Fix macro indentation
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Peter Krempa