[alsa-devel] Alsa 32-64 bit issue

[Takashi Iwai]

At Wed, 02 Jul 2008 13:48:18 +0200,
Wolfgang Rosenauer wrote:
> 
> Hi,
> 
> I'm new to to this list (and also Alsa) so please forgive me some newbie 
> questions you probably find ;-)
> 
> I have an application which does simple PCM output to Alsa. It works so 
> far (if pulseaudio is not used but that's another issue).
> But if I try to run the app (which is compiled for 32bit) on a 64bit 
> Linux system it fails at snd_pcm_start() with the following error:
> 
> "Datenübergabe unterbrochen (broken pipe)"

It means that no data is present on the buffer.

> So is that an app, system or kernel issue? Sound output from other 32bit 
> applications (notably flash) works in general so I guess something in 
> the app is broken?
> What could be the issue?

It's a bit hard to guess without the code.  Did you check via strace?


Takashi