libvirt/tests/qemuxmlconfdata/disk-discard.xml

<domain type='qemu'>
  <name>test</name>
  <uuid>92d7a226-cfae-425b-a6d3-00bbf9ec5c9e</uuid>
  <memory unit='KiB'>1048576</memory>
  <currentMemory unit='KiB'>1048576</currentMemory>
  <vcpu placement='static'>1</vcpu>
  <os>
    <type arch='x86_64' machine='pc'>hvm</type>
    <boot dev='cdrom'/>
    <boot dev='hd'/>
    <bootmenu enable='yes'/>
  </os>
  <clock offset='utc'/>
  <on_poweroff>destroy</on_poweroff>
  <on_reboot>restart</on_reboot>
  <on_crash>restart</on_crash>
  <devices>
    <emulator>/usr/bin/qemu-system-x86_64</emulator>
    <!-- For this disk, intentionally stress parser resilience to
         atypical ordering -->
    <disk device='disk'>
      <address type='pci' domain='0x0000' bus='0x00' slot='0x04' function='0x0'/>
      <source file='/var/lib/libvirt/images/f14.img'/>
      <target dev='vda' bus='virtio'/>
      <driver discard='unmap' name='qemu' type='qcow2'/>
    </disk>
    <disk type='file' device='cdrom'>
      <driver discard='ignore'/>
      <source file='/var/lib/libvirt/Fedora-14-x86_64-Live-KDE.iso'/>
      <target dev='hdc' bus='ide'/>
      <readonly/>
      <address type='drive' controller='0' bus='1' 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>