Re: [PATCH 5/5] thinkpad-acpi: improve Kconfig help text

tytso
2009-12-29T14:21:40Z

On Mon, Dec 28, 2009 at 11:35:22AM -0200, Henrique de Moraes Holschuh wrote:
> On Mon, 28 Dec 2009, tytso@mit.edu wrote:
> > By the way, just as a point of information, Ubuntu Karmic seems to
> > have some kind of bug with their sound system (I suspect their
> > Pulseaudio integration) which cases sound to be completely
> > non-functional if ALSA is built in. I had to build ALSA as modules in
> > order for Ubuntu to work correctly.
>
> Maybe they are depending on module parameters for it to work, and adding
> those automagically behind your back in the modprobe.d config stuff but
> ignoring the kernel command line?

For a T400? I don't think so. #1, the only thing in /etc/modprobe.d
is:

options snd-hda-intel power_save=10 power_save_controller=N

#2, building sound into the kernel worked fine with Ubuntu Jaunty; the
exact same kernel broke when I upgraded the userspace to Ubuntu
Karmic.

- Ted