Re: [Bug #11398] hda_intel: IRQ timing workaround is activated for card #0. Suggest a bigger bdl_pos_adj.

From: Rafael J. Wysocki
Date: Sun Sep 14 2008 - 20:08:52 EST


On Saturday, 13 of September 2008, Takashi Iwai wrote:
> At Sat, 13 Sep 2008 09:37:51 +0200,
> Frans Pop wrote:
> >
> > On Friday 12 September 2008, Rafael J. Wysocki wrote:
> > > The following bug entry is on the current list of known regressions
> > > from 2.6.26. Please verify if it still should be listed and let me
> > > know (either way).
> > >
> > > Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=11398
> > > Subject : hda_intel: IRQ timing workaround is activated for card #0.
> > > Suggest a bigger bdl_pos_adj.
> >
> > Still there.
>
> Yeah, the driver wasn't changed about this.
>
> Basically it's a warning message that CPU usage got higher due to
> somehow wrongly behaving hardware. The driver behavior itself didn't
> do anything wrong. That is, if the driver didn't show it, you
> wouldn't have noticed any change (or noticed improvements in some apps
> :)
>
> Of course, it would be ideal if we can add a perfect workaround for
> it, but right now, I have no idea what to do better. So, I don't
> think it's worth to keeping this open as a regression.

I've closed the bug.

Thanks,
Rafael
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