Re: [Xen-devel] [PATCH] fix vbd-interface document

[Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>]

Stefano Stabellini writes ("Re: [Xen-devel] [PATCH] fix vbd-interface 
document"):
> On Wed, 16 Feb 2011, Stefano Stabellini wrote:
> > diff -r 137ad3347504 docs/misc/vbd-interface.txt
> > --- a/docs/misc/vbd-interface.txt   Mon Feb 14 17:02:55 2011 +0000
> > +++ b/docs/misc/vbd-interface.txt   Wed Feb 16 16:57:46 2011 +0000
> > @@ -116,7 +116,7 @@ For Linux HVM guests using PV-on-HVM dri
> >  For Linux HVM guests using PV-on-HVM drivers, users are recommended to
> >  supply as few hd* devices as possible and use pure xvd* devices for
> >  the rest.  Modern PV-on-HVM drivers will map the hd* devices to
> > -/dev/xvdHDa etc.
> > +/dev/xvd* etc.
> 
> Sorry I sent it too quicky. It should be:
> 
> +/dev/xvda etc.

I think this could do with some additional explanation and an
adjustment to the recommended setup.  How about this.

Ian.

diff --git a/docs/misc/vbd-interface.txt b/docs/misc/vbd-interface.txt
index ce5ce4f..d97c458 100644
--- a/docs/misc/vbd-interface.txt
+++ b/docs/misc/vbd-interface.txt
@@ -114,9 +114,10 @@ only.  Modern PV drivers will map these to 
identically-named devices
 in the guest.
 
 For Linux HVM guests using PV-on-HVM drivers, users are recommended to
-supply as few hd* devices as possible and use pure xvd* devices for
-the rest.  Modern PV-on-HVM drivers will map the hd* devices to
-/dev/xvdHDa etc.
+supply as few hd* devices as possible, and for the rest of the disks,
+to use pure xvd* devices starting at xvde.  Modern PV-on-HVM drivers
+will map provided hd* devices to the corresponding /dev/xvd* (for
+example, hda is presented also as /dev/xvda).
 
 Some Linux HVM guests with broken PV-on-HVM drivers do not cope
 properly if both hda and hdc are supplied, nor with both hda and xvda,

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel