From: Michael S. Tsirkin <mst@redhat.com>
Date: Thu, 14 May 2009 10:55:41 +0000 (+0300)
Subject: virtio_pci: optional MSI-X support
X-Git-Tag: v2.6.31-rc1~369^2~7
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=82af8ce84ed65d2fb6d8c017d3f2bbbf161061fb;p=pandora-kernel.git

virtio_pci: optional MSI-X support

This implements optional MSI-X support in virtio_pci.
MSI-X is used whenever the host supports at least 2 MSI-X
vectors: 1 for configuration changes and 1 for virtqueues.
Per-virtqueue vectors are allocated if enough vectors
available.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Anthony Liguori <aliguori@us.ibm.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au> (+ whitespace, style)
---

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