WARNING - OLD ARCHIVES

This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
   
 
 
Xen 
 
Home Products Support Community News
 
   
 

xen-tools

Re: [Xen-tools] Re: xenbus block device support


On 13 Aug 2005, at 05:23, Rusty Russell wrote:

(3) In future, xs transactions should probably be enhanced to have more
than one non-intersecting root.  Transactions have an explicit root
argument because we can implement transactions reasonably efficiently
without needing EAGAIN on commit.  They only have one root because that
was simple, but that means that the tools have to use "/domain" if they
want to set up front and backends simultaneously 8(

What do you have against EAGAIN?

If you need to deal with transaction failure anyway (out of memory, xenstored restarted, etc.) what would be so bad about having transactions fail due to conflicts?

I think that having to specify root(s) up front at transaction start is quite a shame.

 -- Keir


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