[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Xen-devel] [PATCH RFC 0/8] Xen: FIFO-based event channel ABI



>>> On 19.03.13 at 22:00, David Vrabel <david.vrabel@xxxxxxxxxx> wrote:
> This is an RFC of the FIFO-based event channel ABI described in this
> design document:
> 
> http://xenbits.xen.org/people/dvrabel/event-channels-C.pdf 
> 
> Changes since draft B are:
> 
> - Queue tail is now private to Xen.
> 
> - Guest pages are specified by MFN in the hypercalls.

I think this should be GMFN universally (also in the field names).
The fact that GMFN == MFN for non-translated guests is well
known anyway.

Jan

> - Updated link/unlink algorithm to avoid races when adding an event to
>   a queue that is becoming empty.
> 
> Patch 1-5 do some preparatory work for supporting alternate ABIs.
> 
> Patch 6 is a hack to allow it to build.
> 
> Patch 7-8 add the ABI and the implementation.  Patch 8 list some of
> the known limitations with this RFC implementation.
> 
> David
> 
> 
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@xxxxxxxxxxxxx 
> http://lists.xen.org/xen-devel 




_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxx
http://lists.xen.org/xen-devel


 


Rackspace

Lists.xenproject.org is hosted with RackSpace, monitoring our
servers 24x7x365 and backed by RackSpace's Fanatical Support®.