Re: [Xen-devel] Re: Features scheduled for the 2.6.39 merge window

[Sander Eikelenboom <linux@xxxxxxxxxxxxxx>]

Hello Konrad,

Friday, March 11, 2011, 3:24:21 PM, you wrote:

> On Fri, Mar 11, 2011 at 12:34:03PM +0100, Sander Eikelenboom wrote:
>> Hello Ian,
>> 
>> Friday, March 11, 2011, 12:03:39 PM, you wrote:
>> 
>> > On Fri, 2011-03-11 at 10:57 +0000, Sander Eikelenboom wrote:
>> >> Hi All,
>> >> 
>> >> I have lost a bit of track on what (backend) features are scheduled for 
>> >> the 2.6.39 merge window.
>> 
>> > Konrad posted a state of the world for this last night, see the thread
>> > "2.6.39 merge window (git pulls and what is planned to go in)"
>> 
>> >> Of special interest for me:
>> 
>> > I'm afraid you are rather out of luck in that respect :-(
>> 
>> >> - blkback (tapdisk2?)
>> 
>> > Not planned for 2.6.39.
>> 
>> >> - netback
>> 
>> > Under review on the netdev list, might still make it.
>> 
>> >> - pciback
>> 
>> > Not planned for 2.6.39.
>> 
>> > FWIW blkback, netback and pciback all have relatively clean branches
>> > which could be pulled in for testing purposes though.
>> 
>> Hmmm looking at Konrad's git tree, the master tree seems to be just that in 
>> this case :-)
>> Will try it later this weekend.

> Yeah, except that it does not work right now with legacy IRQ (like USB 
> devices)
> passthrough - just found out about that yesterday when I started running it 
> through the paces.

> But it works fine for PV, HVM, and Dom 0 case.

Ok I will give it a spin then and will leave the passthrough VM's out.
Good to know about the legacy IRQ problem, and a bit unfortunate that the 
msi-irq patches for ohci/ehci controllers didn't make it in, due to objection 
of Greg KH, since he saw no direct advantages.

Will let you know how it went ..

--
Sander


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