<p>Three patches discussed and reviewed on the ipxe-devel list. Fixes issues with virtqueue sizes >256. To reproduce, run QEMU with:</p>
<p>-device virtio-net, ..., disable-modern=off,disable-legacy=on,rx_queue_size=1024</p>
<p>for modern virtio and</p>
<p>-device virtio-net, ..., disable-modern=on,disable-legacy=off,rx_queue_size=1024</p>
<p>for legacy virtio.</p>
<p>Thank you,<br>
Ladi</p>

<hr>

<h4>You can view, comment on, or merge this pull request online at:</h4>
<p>  <a href='https://github.com/ipxe/ipxe/pull/61'>https://github.com/ipxe/ipxe/pull/61</a></p>

<h4>Commit Summary</h4>
<ul>
  <li>[virtio] Cap queue size to MAX_QUEUE_NUM</li>
  <li>[virtio] Simplify virtqueue shutdown</li>
  <li>[virtio] Remove queue size limit in legacy virtio</li>
</ul>

<h4>File Changes</h4>
<ul>
  <li>
    <strong>M</strong>
    <a href="https://github.com/ipxe/ipxe/pull/61/files#diff-0">src/drivers/bus/virtio-pci.c</a>
    (65)
  </li>
  <li>
    <strong>M</strong>
    <a href="https://github.com/ipxe/ipxe/pull/61/files#diff-1">src/drivers/net/virtio-net.c</a>
    (31)
  </li>
  <li>
    <strong>M</strong>
    <a href="https://github.com/ipxe/ipxe/pull/61/files#diff-2">src/include/ipxe/virtio-pci.h</a>
    (2)
  </li>
  <li>
    <strong>M</strong>
    <a href="https://github.com/ipxe/ipxe/pull/61/files#diff-3">src/include/ipxe/virtio-ring.h</a>
    (12)
  </li>
</ul>

<h4>Patch Links:</h4>
<ul>
  <li><a href='https://github.com/ipxe/ipxe/pull/61.patch'>https://github.com/ipxe/ipxe/pull/61.patch</a></li>
  <li><a href='https://github.com/ipxe/ipxe/pull/61.diff'>https://github.com/ipxe/ipxe/pull/61.diff</a></li>
</ul>

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