hello everyone:
In q35 motherboard use ide, Currently, the qemu has supported q35
Motherboard support ide bus
diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
index cc7596b..2dbade8 100644
--- a/src/qemu/qemu_domain.c
+++ b/src/qemu/qemu_domain.c
@@ -7188,6 +7188,7 @@ bool
qemuDomainMachineHasBuiltinIDE(const char *machine)
{
return qemuDomainMachineIsI440FX(machine) ||
+ qemuDomainMachineIsQ35(machine) ||
STREQ(machine, "malta") ||
STREQ(machine, "sun4u") ||
STREQ(machine, "g3beige");
[root@kvm ~]# virsh dumpxml instance-00000004 | grep machine=
<type arch='x86_64' machine='pc-q35-rhel7.3.0'>hvm</type>
[root@kvm~]#
[root@kvm~]# virsh dumpxml instance-00000004 | grep "'disk'" -A 13
<disk type='file' device='disk'>
<driver name='qemu' type='qcow2' cache='none'/>
<source file='/var/lib/nova/instances/288271ce-69eb-4629-b98c-
779036661294/disk'/>
<backingStore type='file' index='1'>
<format type='raw'/>
<source file='/var/lib/nova/instances/_base/
8d383eef2e628adfc197a6e40e656916de566ab1'/>
<backingStore/>
</backingStore>
<target dev='vda' bus='ide'/>
<alias name='ide0-0-0'/>
<address type='drive' controller='0' bus='0'
target='0' unit='0'/>
</disk>