Re: [RFC] PVFB: Add refresh period to XenStore parameters?

[Samuel Thibault <samuel.thibault@eu.citrix.com>]

Samuel Thibault, le Tue 04 Mar 2008 14:49:52 +0000, a écrit :
> Markus Armbruster, le Tue 04 Mar 2008 15:32:57 +0100, a écrit :
> > Depends on who does the tinkering.  If its the backend, then nothing
> > is easier than sending a message through the ring.
> > 
> > On the other hand, if this is just a hack to make a particular
> > frontend less inefficient, then using XenStore at least keeps it out
> > of the PVFB protocol.
> 
> But the backend still needs to notify the frontend when it should switch
> modes.  Another way to go would be to only add to the PVFB protocol some
> "expose on/off" events, and let the front-end decide of the rate to
> adopt.

Mmm, that said, the backend remains the most close for the user to
select the refresh rate.

Samuel