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Document that USB hostdevs do not need nodeDettach

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The virNodeDeviceDettach API only works on PCI devices.

Originally added by commit 10d3272e, but the API never
supported USB devices.

Reported by: Martin Polednik <mpolednik@redhat.com>
This commit is contained in:
Ján Tomko
2015-03-20 10:25:13 +01:00
parent 6c7bdcb1cd
commit e600a37d27
2 changed files with 17 additions and 19 deletions
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19
docs/formatdomain.html.in
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@@ -3114,21 +3114,20 @@
with additional attributes noted.
<dl>
<dt>usb</dt>
<dd>For USB devices, the user is responsible to call
<code>virNodeDeviceDettach</code> (or
<code>virsh nodedev-detach</code>) before starting the guest
or hot-plugging the device and <code>virNodeDeviceReAttach</code>
(or <code>virsh nodedev-reattach</code>) after hot-unplug or
stopping the guest.
<dd>USB devices are detached from the host on guest startup
and reattached after the guest exits or the device is
hot-unplugged.
</dd>
<dt>pci</dt>
<dd>For PCI devices, when <code>managed</code> is "yes" it is
detached from the host before being passed on to the guest
and reattached to the host after the guest exits. If
<code>managed</code> is omitted or "no", follow the steps
described for a USB device to detach before starting the
guest or hot-plugging and reattach after stopping the guest
or hot-unplug.
<code>managed</code> is omitted or "no", the user is
responsible to call <code>virNodeDeviceDetachFlags</code>
(or <code>virsh nodedev-detach</code> before starting the guest
or hot-plugging the device and <code>virNodeDeviceReAttach</code>
(or <code>virsh nodedev-reattach</code>) after hot-unplug or
stopping the guest.
</dd>
<dt>scsi</dt>
<dd>For SCSI devices, user is responsible to make sure the device