9:19 p.m.
This fixes reverting to snapshots created by older libvirt
and allows libvirt not to lose track of a domain that
has this in its live status XML (such as a domain
restored from managedsave)
https://bugzilla.redhat.com/show_bug.cgi?id=1030793
https://bugzilla.redhat.com/show_bug.cgi?id=1151885
---
src/conf/cpu_conf.c | 5 ++
...argv-cpu-host-passthrough-features-invalid.args | 22 +++++++++
...2argv-cpu-host-passthrough-features-invalid.xml | 55 ++++++++++++++++++++++
tests/qemuxml2argvtest.c | 1 +
4 files changed, 83 insertions(+)
create mode 100644
tests/qemuxml2argvdata/qemuxml2argv-cpu-host-passthrough-features-invalid.args
create mode 100644
tests/qemuxml2argvdata/qemuxml2argv-cpu-host-passthrough-features-invalid.xml
diff --git a/src/conf/cpu_conf.c b/src/conf/cpu_conf.c
index 67203c6..3af0f44 100644
--- a/src/conf/cpu_conf.c
+++ b/src/conf/cpu_conf.c
@@ -366,6 +366,11 @@ virCPUDefParseXML(xmlNodePtr node,
goto error;
if (n > 0) {
+ if (!def->model && def->mode == VIR_CPU_MODE_HOST_PASSTHROUGH) {
+ /* silently ignore incorrectly formatted features generated
+ * by older libvirt */
+ goto cleanup;
+ }
if (!def->model && def->mode != VIR_CPU_MODE_HOST_MODEL) {
virReportError(VIR_ERR_XML_ERROR, "%s",
_("Non-empty feature list specified without "
diff --git
a/tests/qemuxml2argvdata/qemuxml2argv-cpu-host-passthrough-features-invalid.args
b/tests/qemuxml2argvdata/qemuxml2argv-cpu-host-passthrough-features-invalid.args
new file mode 100644
index 0000000..18c1dce
--- /dev/null
+++ b/tests/qemuxml2argvdata/qemuxml2argv-cpu-host-passthrough-features-invalid.args
@@ -0,0 +1,22 @@
+LC_ALL=C \
+PATH=/bin \
+HOME=/home/test \
+USER=test \
+LOGNAME=test \
+QEMU_AUD\
+IO_DRV=none \
+/usr/bin/qemu \
+-S \
+-M pc \
+-cpu host \
+-m 214 \
+-smp 1 \
+-nographic \
+-monitor unix:/tmp/test-monitor,server,nowait \
+-no-acpi \
+-boot c \
+-usb \
+-hda /dev/HostVG/QEMUGuest1 \
+-net none \
+-serial none \
+-parallel none
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-cpu-host-passthrough-features-invalid.xml
b/tests/qemuxml2argvdata/qemuxml2argv-cpu-host-passthrough-features-invalid.xml
new file mode 100644
index 0000000..b5f5326
--- /dev/null
+++ b/tests/qemuxml2argvdata/qemuxml2argv-cpu-host-passthrough-features-invalid.xml
@@ -0,0 +1,55 @@
+<domain type='kvm'>
+ <name>QEMUGuest1</name>
+ <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
+ <title>A description of the test machine.</title>
+ <description>
+ A test of qemu's minimal configuration.
+ This test also tests the description and title elements.
+ </description>
+ <memory unit='KiB'>219100</memory>
+ <currentMemory unit='KiB'>219100</currentMemory>
+ <vcpu placement='static' cpuset='1-4,8-20,525'>1</vcpu>
+ <os>
+ <type arch='i686' machine='pc'>hvm</type>
+ <boot dev='hd'/>
+ </os>
+ <cpu mode='host-passthrough'>
+ <feature policy='require' name='abm'/>
+ <feature policy='require' name='pdpe1gb'/>
+ <feature policy='require' name='rdrand'/>
+ <feature policy='require' name='f16c'/>
+ <feature policy='require' name='osxsave'/>
+ <feature policy='require' name='pdcm'/>
+ <feature policy='require' name='xtpr'/>
+ <feature policy='require' name='tm2'/>
+ <feature policy='require' name='est'/>
+ <feature policy='require' name='smx'/>
+ <feature policy='require' name='vmx'/>
+ <feature policy='require' name='ds_cpl'/>
+ <feature policy='require' name='monitor'/>
+ <feature policy='require' name='dtes64'/>
+ <feature policy='require' name='pbe'/>
+ <feature policy='require' name='tm'/>
+ <feature policy='require' name='ht'/>
+ <feature policy='require' name='ss'/>
+ <feature policy='require' name='acpi'/>
+ <feature policy='require' name='ds'/>
+ <feature policy='require' name='vme'/>
+ </cpu>
+ <clock offset='utc'/>
+ <on_poweroff>destroy</on_poweroff>
+ <on_reboot>restart</on_reboot>
+ <on_crash>destroy</on_crash>
+ <devices>
+ <emulator>/usr/bin/qemu</emulator>
+ <disk type='block' device='disk'>
+ <source dev='/dev/HostVG/QEMUGuest1'/>
+ <target dev='hda' bus='ide'/>
+ <address type='drive' controller='0' bus='0'
target='0' unit='0'/>
+ </disk>
+ <controller type='usb' index='0'/>
+ <controller type='ide' 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 c7b8ecf..9e39068 100644
--- a/tests/qemuxml2argvtest.c
+++ b/tests/qemuxml2argvtest.c
@@ -1523,6 +1523,7 @@ mymain(void)
DO_TEST_FAILURE("shmem-small-size", QEMU_CAPS_PCIDEVICE,
QEMU_CAPS_DEVICE, QEMU_CAPS_DEVICE_IVSHMEM);
DO_TEST_PARSE_ERROR("shmem-msi-only", NONE);
+ DO_TEST("cpu-host-passthrough-features-invalid", QEMU_CAPS_KVM,
QEMU_CAPS_CPU_HOST);
virObjectUnref(driver.config);
virObjectUnref(driver.caps);
--
2.0.4