Re: 2.6.24-rc8-git1: Reported regressions from 2.6.23

From: Rafael J. Wysocki
Date: Fri Jan 18 2008 - 09:33:20 EST


On Friday, 18 of January 2008, Ingo Molnar wrote:
>
> * Rafael J. Wysocki <rjw@xxxxxxx> wrote:
>
> > > > > Subject : snd_hda_intel 2.6.24-rc2 bug: interrupts don't always work on Lenovo X60s
> > > > > Submitter : Roland Dreier <rdreier@xxxxxxxxx>
> > > > > Date : 2007-11-08 14:55
> > > > > References : http://lkml.org/lkml/2007/11/8/255
> > > > > http://bugzilla.kernel.org/show_bug.cgi?id=9332
> > > > > Handled-By : Takashi Iwai <tiwai@xxxxxxx>
> > > > > Ingo Molnar <mingo@xxxxxxx>
> > > > > Patch : http://lkml.org/lkml/2007/11/16/66
> > >
> > > This patch went in, but was reverted because it caused more problems than
> > > it fixed. And what it "fixed" was somewhat dubious anyway.
> >
> > It was reported to break suspend on one box, but Takashi wants it in,
> > AFAICS, as quite some time has been invested into figuring out what's
> > going wrong in that case.
>
> since this is about a weird, not fully understood hardware interfacing
> and timing problem, and because my original fix was not really a
> regression fix (but it indeed _caused_ a real regression in a previously
> working setup), i'd lean towards just reverting my patch in .24 and
> going with Takashi's fixes in .25. I.e. the current -git status quo.

Agreed.

Rafael
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