lkml.org 
[lkml]   [2003]   [Jan]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: CONFIG_APM_DISPLAY_BLANK problem in the 2.5 kernel
On Thu, 16 Jan 2003, Mikael Pettersson wrote:

> However, 2.5 kernels tend to hang the machine when the console screen
> blanker kicks in. "Tend to" as in almost but not quite always.
> Recently I found that disabling APM_DISPLAY_BLANK eliminates the hangs.
>
> My other boxes don't have any problems with APM_DISPLAY_BLANK, and this
> box does run 2.4 fine with APM_DISPLAY_BLANK, so it seems there must
> be some change in the 2.5 kernel's APM driver that is problematic on
> this particular box.
>
> (UP_APIC, APM, and APM_DO_ENABLE are enabled; IO_APIC, SMP, PREEMPT, ACPI,
> and the other APM options are disabled. PCI S3 Trio64V2/DX graphics card.)

I've seen the same thing on a laptop, on my system the display just never
comes back on again, although i can still use it via a serial console or
network. I only know it was CONFIG_APM related because i can't reproduce
without it, i just never looked into it.

Zwane
--
function.linuxpower.ca

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

\
 
 \ /
  Last update: 2005-03-22 13:32    [W:0.034 / U:9.548 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site