Re: Bisects that are neither good nor bad

From: Dave Jones
Date: Mon May 29 2006 - 10:53:07 EST


On Mon, May 29, 2006 at 12:37:23PM +0100, Sanjoy Mahajan wrote:
> Dave Jones <davej@xxxxxxxxxx> writes:
>
> > I think I've seen the same problem on one of my (similar spec) laptops.
> > Serial console was useless. On resume, there's a short spew of garbage
> > (just like if the baud rate were misconfigured) over serial before it
> > locks up completely.
>
> <http://bugzilla.kernel.org/show_bug.cgi?id=4270> discusses a similar
> problem on a couple of machines. In my resume script (for a TP 600X),
> I have to restore the serial console with
>
> setserial -a /dev/ttyS0
>
> Until that magic executes, garbage characters (like modem noise)
> appear across the serial console.

With the resume failure I'm seeing, we don't get back to userspace
to run anything like this. It goes bang long before that.

The SATA fix Mark proposed also didn't improve the situation for me :-/

Dave

--
http://www.codemonkey.org.uk
-
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/