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From: Stefan Ehmann <shoesoft@gmx.net>
To: Ion-Mihai Tetcu <itetcu@apropo.ro>
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Date: Tue, 13 Apr 2004 09:44:12 +0200
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cc: current@freebsd.org
Subject: Re: "kernel: x: 2"  mean ?
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On Mon, 2004-04-12 at 23:51, Ion-Mihai Tetcu wrote:
> Hi,
> 
> 
> It's the first time I see this in /var/log/messages. World and kernel
> with sources from 2004_04_09. I was playing some mp3s with xmms.
> 
> Googling has brought up only:
> http://lists.freebsd.org/pipermail/freebsd-current/2004-January/018125.html
> ( Subject: sound/pcm/* bugs (was: Re: page fault panic tracked down
> (selwakeuppri()) - really sound/pcm/*) )
> 
> 
> Apr 13 00:20:26 it kernel: x: 2
> Apr 13 00:20:26 it kernel: x: 2
> Apr 13 00:26:54 it kernel: x: 2
> Apr 13 00:27:11 it last message repeated 3 times

This printf is from /usr/src/sys/dev/sound/pcm/sound.c line 873. I got
these when playing around with sysctl and changing the number of vchans.
IIRC this particular printf is triggered when trying to set the number
of vchans lower than the number of currently busy vchans.