[alsa-devel] lockdep warning on 2.6.29-rc1 with pulseaudio
tiwai at suse.de
Tue Jan 13 18:12:23 CET 2009
At Tue, 13 Jan 2009 18:02:01 +0100,
Johannes Berg wrote:
> Sorry if you've seen this already, I couldn't find it on gmane.
It's on LKML.
> soemthing is doing mutex_lock(&pcm->open_mutex); but this lock depends
> on &chip->open_mutex which in turn depends on &codec->spdif_mutex (seems
> a little odd) and that already depends on mmap_sem, through
This should have been already fixed in the latest Linus git tree.
Please give it a try.
> Incidentally, sound doesn't work on my macbook5,1, I get lots of
> controls but no output.
Could you run alsa-info.sh with --no-upload option on both working and
non-working kernels? The script is found in
I guess it's either a missing GPIO or a HP-ctrl off by jack sensing.
In the latter case, it implies that the pin configuration is basically
wrong and has worked incidentally...
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