Re: FIFO-based event channel ABI design (draft B)

[Keir Fraser <keir.xen@gmail.com>]

On 18/02/2013 15:19, "Ian Campbell" <Ian.Campbell@citrix.com> wrote:

> On Fri, 2013-02-15 at 14:32 +0000, David Vrabel wrote:
>> Except for a lack of information of the required memory barriers (to be
>> included in draft C), this should now be completely enough to start on a
>> prototype (any volunteers? ;).
> 
> I think the real question is whether you as creator of the design are
> going to be working on the implementation. That would the usual
> progression of things.
> 
> As I see it we have on the one hand a substantially complete
> implementation of one solution and a design draft of the other with
> nobody signed up to even implement a prototype at the moment.
> 
> Given that I think we should surely go with the available solution for
> 4.3, which does meet our current needs AFAICT (most of the stuff which
> the other design adds is gravy AFAICT). If something better comes along
> (be that the FIFO design or something else) in the future then we can
> consider it on its merits then.

Oh this is certainly true. I assumed David was planning to implement his
stuff, but if that's not the case, it's nice but not really going to affect
the forward progress of the existing 3-level patches into xen-unstable.

 -- Keir

> Ian.
> 
> 
> 
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