[libvirt] [PATCH 6/6] Add documentation for blkiotune elements.

[Gui Jianfeng]

Add documentation for blkiotune elements.

Signed-off-by: Gui Jianfeng <guijianfeng at cn.fujitsu.com>
---
 docs/formatdomain.html.in |   10 ++++++++++
 1 files changed, 10 insertions(+), 0 deletions(-)

diff --git a/docs/formatdomain.html.in b/docs/formatdomain.html.in
index 43c78fc..407e5f4 100644
--- a/docs/formatdomain.html.in
+++ b/docs/formatdomain.html.in
@@ -275,6 +275,9 @@
   <memoryBacking>
     <hugepages/>
   </memoryBacking>
+  <blkiotune>
+    <weight>800</weight>
+  </blkiotune>
   <memtune>
     <hard_limit>1048576</hard_limit>
     <soft_limit>131072</soft_limit>
@@ -298,6 +301,13 @@
         <code>hugepages</code> element set within it. This tells the
         hypervisor that the guest should have its memory allocated using
         hugepages instead of the normal native page size.</dd>
+      <dt><code>blkiotune</code></dt>
+      <dd> The optional <code>blkiotune</code> element provides the ability
+      to tune Blkio cgroup tuneable parameters for the domain. If this is
+      omitted, OS will provides the default values.</dd>
+      <dt><code>weight</code></dt>
+      <dd> The optional <code>weight</code> element is the I/O weight of the
+	guest. The value should be in range [100, 1000].</dd>
       <dt><code>memtune</code></dt>
       <dd> The optional <code>memtune</code> element provides details
       regarding the memory tuneable parameters for the domain. If this is
-- 
1.7.1