Re: X-freeze after clflush changes [Was: 2.6.23-rc6-mm1]

Andi Kleen
2007-09-20T23:44:50Z

On Thu, Sep 20, 2007 at 06:31:14PM -0500, Matt Mackall wrote:
> On Fri, Sep 21, 2007 at 01:03:04AM +0200, Andi Kleen wrote:
> > > It's broken for me.
> > >
> > > 2.6.23-rc3-mm1: solid lock on X shutdown (noticed when upgrading)
> > > -rc4-mm1: solid lock on X shutdown, random solid locks about
> > > once every four hours
> > > -rc6-mm1: solid lock on X startup
> > > +your patch: screen goes black, turns off and on a few times during
> > > startup, can reboot with sysrq-b
> >
> > Does it work with my simple dumb patch instead of Dave's ?
>
> Sorry, forgot to mention: your one-liner flush also doesn't work (same
> behavior).
>
> I suspect I'm tripping two things and the flushing thing fixes one but
> not the other.

Full bisect needed then I guess. Ok as a short cut you could perhaps
the cpa-* patches first (might need to drop some later depending
patches), then the drm and agp trees.

-Andi