Ubuntu
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  1. Bug #292256
  2. Comment #28

Comment 28 for bug 292256

Revision history for this message
Pieter Hintjens (ph-imatix) wrote : Re: [Bug 292256] Re: backlight failed after suspend to ram on IBM X40

On Mon, Nov 10, 2008 at 11:00 AM, Pieter Hintjens <email address hidden> wrote:

> I replaced the 98smart-kernel-suspend-hook, but can no longer
> reproduce the original problem. Suspend/resume now works, shutting
> the lid, using the KDE power manager 'Suspend' option, and also using
> the pm-suspend command.

Correction: "pm_suspend --quirk-s3-mode --quirk-s3-bios" seems to be
sticky. That is, running it once fixed the suspend/resume
functionality, even over a reboot. Running "pm_suspend" with no
arguments then caused the backlighting failure to come back.

-Pieter