Re: [Bug #10679] 2.6.26-rc1 regression: e5e1d3cb20034a3cbcfff1f0bae12201aa2ce17e breaks artsd

From: Takashi Iwai
Date: Thu May 15 2008 - 01:41:23 EST


At Wed, 14 May 2008 17:20:11 -0400,
Theodore Tso wrote:
>
> On Tue, May 13, 2008 at 12:46:50PM +0200, Takashi Iwai wrote:
> > At Sun, 11 May 2008 22:04:16 +0200 (CEST),
> > Rafael J. Wysocki wrote:
> > >
> > > This message has been generated automatically as a part of a report
> > > of recent regressions.
> >
> > It's no regression but just a problem of a new driver. The reporter
> > must have added the new config (CONFIG_SND_PCSP=[y,m]) explicitly.
>
> People who include this driver (either because they added it thinking
> it wouldn't do much), or because their distro compiles lots of stuff
> as module, could potentially get surprised, if it renumbers how the
> soundcards are enumerated. On my system, my sound card ended up going
> from hw:0 to hw:1, which given my ~/.asoundrc, meant that sound
> appeared to be broken with errors such as this:
>
> aplay: set_params:900: Sample format non available
>
> Once I edited by ~/.asoundrc file to use hw:1 instead of hw:0 the
> problem went away, so it's really not a kernel _bug_ per se, but the
> result might be surprising. Maybe there should be a quick warning in
> the Kconfig file? It's not that big of a deal, but I did end up
> spending quite a bit of time trying to track down what I initially
> thought was a regression.

Sounds reasonable. To where should it be added, BTW?
Little people seem to care about Kconfig help texts, and an extra
comment block (with depends on SND_PCSP) could be annoying...


thanks,

Takashi
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