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docs: clarify disk iothread support

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Rather than be specific about which devices in the <iothreads> description,
let's leave that for the <disk> description for it's <iothread> value.

Signed-off-by: John Ferlan <jferlan@redhat.com>
This commit is contained in:
John Ferlan 2016-04-21 07:53:08 -04:00
parent e2faa97672
commit 6ddd9df9fb
1 changed files with 6 additions and 4 deletions
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10
docs/formatdomain.html.in
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@ -566,7 +566,7 @@
<dd>
The content of this optional element defines the number
of IOThreads to be assigned to the domain for use by
virtio-blk-pci and virtio-blk-ccw target storage devices. There
supported target storage devices. There
should be only 1 or 2 IOThreads per host CPU. There may be more
than one supported device assigned to each IOThread.
<span class="since">Since 1.2.8</span>
@ -2560,9 +2560,11 @@
The optional <code>iothread</code> attribute assigns the
disk to an IOThread as defined by the range for the domain
<a href="#elementsIOThreadsAllocation"><code>iothreads</code></a>
value. Multiple devices may be assigned to the same IOThread and
are numbered from 1 to the domain iothreads value.
<span class='since'>Since 1.2.8 (QEMU only)</span>
value. Multiple disks may be assigned to the same IOThread and
are numbered from 1 to the domain iothreads value. Available
for a disk device <code>target</code> configured to use "virtio"
<code>bus</code> and "pci" or "ccw" <code>address</code> types.
<span class='since'>Since 1.2.8 (QEMU 2.1)</span>
</li>
</ul>
</dd>