On Tue, 2010-04-13 at 23:06 +0100, Ritu kaur wrote:
> Thanks Ian, I don't have the list. I looked into
>
> http://git.kernel.org/?p=linux%2Fkernel%2Fgit%2Fjeremy%
> 2Fxen.git&a=search&h=xen%2Fstable-2.6.32.x&st=commit&s=shared
>
> I see couple of fixes that were committed for shared interrupts +
> passthrough. I am not sure however it is confined to those commits. If
> I can get a list of commits to fix shared interrupts I can take a look
> at patching those into xcp source.
Hmm, those patches seem to be largely to the event channel subsystem
which somewhat invalidates my suggestion that it is usually "pretty
easy" since the event channel stuff is a bit different in 2.6.27 and
pvops. Still it shouldn't be _that_ hard.
Ian.
>
> Thanks
>
> On Tue, Apr 13, 2010 at 1:34 AM, Ian Campbell
> <Ian.Campbell@xxxxxxxxxx> wrote:
> Backporting is usually pretty easy but it does somewhat depend
> on the
> scope of the changesets you are backporting, do you have a
> list?
>
> Please try and pickup complete upstream commits and include
> them in the
> relevant place within the 2.6.27 patch queue (either the
> "Patches from
> Linux Torvalds linux-2.6.git tree" or "Patches from xen.git"
> section I
> guess) and sort plus name the patches as described in the
> section
> headers.
>
> Ian.
>
>
> On Mon, 2010-04-12 at 23:14 +0100, Ritu kaur wrote:
> > Thanks Konrad. The reason I am asking is if it is feasible
> and doable
> > in a reasonable amount of time(2 ~ 3 weeks of
> development/testing) I
> > can check with my boss if I could volunteer to do this work.
> I am not
> > familiar with 2.6.27 code either but thought I could learn
> along with
> > this.
> >
> > Thanks
> >
> > On Mon, Apr 12, 2010 at 7:04 AM, Konrad Rzeszutek Wilk
> > <konrad.wilk@xxxxxxxxxx> wrote:
> > On Sun, Apr 11, 2010 at 10:11:40AM -0700, Ritu kaur
> wrote:
> > > Hello
> > >
> >
> > > Any inputs on backporting changes to xcp 2.6.27
> source?
> >
> >
> > I've haven't looked at the 2.6.27 source (don't have
> the
> > time).
> > The back-port might be as easy as just plucking in
> two or
> > three
> > lines of code that pass in the
> > BIND_PIRQ__WILL_SHARE flag to the EVTCHNOP_bind_pirq
> > hypercall.
> >
> > But .. it might be much more complex where you will
> need to
> > backport the
> > drivers/xen/events.c framework.
> >
> > >
> > > In addition, I had another question. I believe
> > pci-passthrough works for
> > > pci-e slots as well. I have not tested it just
> wanted to
> > check if any
> > > additional config changes are needed to make it
> work?
> >
> >
> > Yes. It should work.
> >
>
>
>
>
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