Re: 2.6.32 regression (bisected): Video tearing/glitching with T400laptops

From: Paul Rolland
Date: Mon Oct 26 2009 - 03:25:59 EST


Hello,

On Mon, 19 Oct 2009 10:15:26 +0900
Jesse Barnes <jbarnes@xxxxxxxxxxxxxxxx> wrote:

> On Mon, 19 Oct 2009 10:04:37 +0900
> Jesse Barnes <jbarnes@xxxxxxxxxxxxxxxx> wrote:
>
> > On Thu, 15 Oct 2009 00:02:04 -0400
> > Theodore Tso <tytso@xxxxxxx> wrote:
> >
> > > On Wed, Oct 14, 2009 at 10:26:45PM -0400, Theodore Tso wrote:
> > > >
> > > > If I need to live with a display glitch every 5-10 minutes or so
> > > > to get better power savings, I'll take it....
> > > >
> > >
> > > While mail reading and composing responses in a tty based mail
> > > reader (mutt/emacs -nw), I'm seeing display glitches every 3-5
> > > minutes. Each time it's quite minor so it's the sort of thing
> > > which is definitely "blink at the wrong time and you'll miss it".
> > >
> > > Being a battery lifetime freak, I'll definitely take the tradeoff,
> > > but given that it occurs even when I'm plugged into AC mains, I
> > > could see some users being annoyed by it, and I could see them
> > > wanting to be able to switch off the feature when they are on AC,
> > > if we find a complete fix.
> >
> > Ok, hopefully this is the "correct" patch. It works for me, can you
> > give it a try?
>
> Here's an even more "final" patchset with some spurious hunks removed.
>

This is also fixing the problem I had with my Vostro !:)
Thanks Frans for pointing my to this patches.

Tested-By: Paul Rolland <rol@xxxxxxxxxx>

Regards,
Paul


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/