Re: rtcw,quake3 hang on exit

[Steven Walter <srwalter@yahoo.com>]

I can confirm this an an Athlon with CM8738-6CH sound card, as well as
some other interesting related effects.  These problems exist even if
rtcw/q3demo are called using the "aoss" wrapper script.

On Wed, Mar 20, 2002 at 08:58:22PM +0100, Michael Jochum wrote:
> hi!
> 
> some time back there has been a similar bug report about the same
> problem:
> http://www.mail-archive.com/alsa-user@lists.sourceforge.net/msg01675.html
> with no response ... so i will be a bit more verbose :)
> 
> it have this problem on all computers (Athlon, P3, P4, Cleron) i have
> access to. all of them have different sound cards (SB128, SB Live, AC97
> Via686 and AC97 on a i845) and on all of them i have used various 0.9
> betas of alsa and versions of the linux kernel (2.4.5 to 2.4.18).
> no problem with the oss driver
> 
> i have done a strace run of rtcw and found some interesting things:
> 
> somewhere rtcw opens the dsp device:
> open("/dev/dsp", O_RDWR)                = 16
> but i cant find the coresponding
> close(16)
> 
> this are the last lines of output (process locks here):
> 
> write(2, "----- CL_Shutdown -----\n", 24) = 24
> write(2, "-----------------------\n", 24) = 24
> fcntl64(0, F_GETFL)                     = 0x802 (flags
> O_RDWR|O_NONBLOCK)
> fcntl64(0, F_SETFL, O_RDWR)             = 0
> write(2, "Shutdown tty console\n", 21)  = 21
> ioctl(0, SNDCTL_TMR_STOP, {B38400 opost isig icanon echo ...}) = 0
> _exit(0)                                = ?
> 
> i dont know much about kernel internals - but isnt _exit a kernel syscal
> that is supposed to close all open devices?
> so what kind of bug is this? rtcw? alsa? kernel?
> 
> this is a very anoying bug for me and it would be nice if someone could
> help me with this problem. i have even mada a panel button to kill the
> hanging processes :)
> 
> tia,
> michael.
> 
> 
> 
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-- 
-Steven
In a time of universal deceit, telling the truth is a revolutionary act.
			-- George Orwell
He's alive.  He's alive!  Oh, that fellow at RadioShack said I was mad!
Well, who's mad now?
			-- Montgomery C. Burns

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