Make drive unit attribute optional in the XML schema

The "unit" attribute of a drive address is optional in the code, so should
also be in the XML schema.

Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
This commit is contained in:
Michael Ellerman 2012-01-13 14:39:23 +11:00 committed by Eric Blake
parent c9abfadf37
commit 8611d9c3d8

View File

@ -2320,9 +2320,11 @@
<ref name="driveBus"/>
</attribute>
</optional>
<attribute name="unit">
<ref name="driveUnit"/>
</attribute>
<optional>
<attribute name="unit">
<ref name="driveUnit"/>
</attribute>
</optional>
</define>
<define name="virtioserialaddress">
<attribute name="controller">