From mboxrd@z Thu Jan 1 00:00:00 1970 From: Raymond Subject: Re: [ALSA - driver 0001047]: module hangs at seemingly random times Date: Sun, 31 Jul 2005 15:59:26 +0800 Message-ID: <42EC84DE.4050306@netvigator.com> References: <50ce26d334ea87a34d7e9e58d1d69a87@bugtrack.alsa-project.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <50ce26d334ea87a34d7e9e58d1d69a87@bugtrack.alsa-project.org> Sender: alsa-devel-admin@lists.sourceforge.net Errors-To: alsa-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: alsa-devel@lists.sourceforge.net Cc: openvortex-dev@nongnu.org List-Id: alsa-devel@alsa-project.org If there are 16 instances of aplay playing mono stream. What error will be returned by snd_pcm_open() for the 17th instance of aplay ? alsa-kernel/pci/au88x0/au8810.h #define NR_ADB 0x10 alsa-kernel/pci/au88x0/au8830.h #define NR_ADB 0x20 alsa-kernel/pci/au88x0/au88x0.c if ((err = snd_vortex_new_pcm(chip, VORTEX_PCM_ADB, NR_ADB)) < 0) { snd_card_free(card); return err; } bugtrack@alsa-project.org wrote: > A NOTE has been added to this issue. > ====================================================================== > > ====================================================================== > Reported By: alien999999999 > Assigned To: mjander > ====================================================================== > Project: ALSA - driver > Issue ID: 1047 > Category: PCI - au88x0 > Reproducibility: sometimes > Severity: block > Priority: normal > Status: assigned > Distribution: Mandrake > Kernel Version: 2.6.7 > ====================================================================== > Date Submitted: 04-12-2005 20:43 CEST > Last Modified: 04-12-2005 20:51 CEST > ====================================================================== > Summary: module hangs at seemingly random times > Description: > sometimes i start playing a song, and it starts playing a few second or so > and hangs, then i kill the application and modprobe -r all sound modules > and modprobe them again to make it work again. > > BUT: sometimes not only that happens, but also when i try to kill the apps > it will not kill. when that happens, all kill, killall, top, ps aux > commands hang at the command line and cannot be killed by CTRL-C or > otherwise, i have been able to see that when i stopped my display > managener I did an lsmod and it gave something like this: > > snd-pcm-oss 59752 11 > snd-mixer-oss 20480 1 snd-pcm-oss > snd-au8810 43760 220 > snd-ac97-codec 83408 1 snd-au8810 > snd-pcm 108172 112 snd-pcm-oss,snd-au8810,snd-ac97-codec > snd-page-alloc 10384 1 snd-pcm > gameport 3840 1 snd-au8810 > snd-mpu401-uart 11904 1 snd-au8810 > > > as you can see the snd-au8810 module seem to have an impossible number of > "dependencies" (i think has to do with the number of unclosed sound-apps > trying to be played; this could be since gaim is programmed to execute an > 'aplay %s') > > i've had this major crash below only 3 times; and the logs didn't detect > anything specific at the time. the only thing the logs mentioned at that > time was an ntpd sync going on; so the only thing i can think of is that > at a certain moment when a sync is going on, some kind of lock is holding > cause this to happen... the only thing that i can do to fix this is > reset... > > it is interesting to note that i also have an snd-emu10k1 as second card, > which never gave problems like this, and i am always able to "modprobe -r > snd-emu10k1" ... > ====================================================================== > > ---------------------------------------------------------------------- > alien999999999 - 04-12-05 20:48 > ---------------------------------------------------------------------- > i forgot to note that i have the mdk 10.1 x86_64 distro and my version has > a few 64bit fixes to get past kernel hangs and kernel oopses > > ---------------------------------------------------------------------- > alien999999999 - 04-12-05 20:51 > ---------------------------------------------------------------------- > i have attached the changed files (since i don't have a CVS version of alsa > to diff against) > > these files are located in the alsa-driver-1.0.8/alsa-kernel/pci/au88x0/ > path > > Issue History > Date Modified Username Field Change > ====================================================================== > 04-12-05 20:43 alien999999999 New Issue > 04-12-05 20:43 alien999999999 Distribution => Mandrake > 04-12-05 20:43 alien999999999 Kernel Version => 2.6.7 > 04-12-05 20:48 alien999999999 Note Added: 0004461 > 04-12-05 20:49 alien999999999 File Added: au88x0.c > 04-12-05 20:49 alien999999999 File Added: au88x0.h > 04-12-05 20:50 alien999999999 File Added: au88x0_core.c > 04-12-05 20:50 alien999999999 File Added: au88x0_mixer.c > 04-12-05 20:51 alien999999999 Note Added: 0004462 > ====================================================================== > > > ------------------------------------------------------- SF.Net email is sponsored by: Discover Easy Linux Migration Strategies from IBM. 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