* Benjamin Herrenschmidt <[email protected]> [2012-08-23 08:56:34]:

> On Thu, 2012-08-23 at 08:01 +1000, Benjamin Herrenschmidt wrote:
> > On Wed, 2012-08-22 at 16:59 +0200, Andrea Arcangeli wrote:
> > > From: Vaidyanathan Srinivasan <[email protected]>
> > > 
> > >     * PMD flaging is not required in powerpc since large pages
> > >       are tracked in ptes.
> > >     * Yet to be tested with large pages
> > >     * This is an initial patch that partially works
> > >     * knuma_scand and numa hinting page faults works
> > >     * Page migration is yet to be observed/verified
> > > 
> > > Signed-off-by: Vaidyanathan Srinivasan <[email protected]>
> > > Signed-off-by: Andrea Arcangeli <[email protected]>
> > 
> > I don't like this.
> 
> What I mean here is that it's fine as a proof of concept ;-) I don't
> like it being in a series aimed at upstream...

I agree.  My intend was to get the ppc64 discussions started and also
see what it takes to get autonuma to a new arch.

> We can try to flush out the issues, but as it is, the patch isn't
> upstreamable imho.

Yes.  The patch is still in RFC phase and good only for
review/testing.

> As for finding PTE bits, I have a few ideas we need to discuss, but
> nothing simple I'm afraid.

Sure Ben, lets try them and find the better fit.

--Vaidy

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