From mboxrd@z Thu Jan 1 00:00:00 1970 From: Colin Guthrie Subject: Re: Duplicate wake-ups in pcm_lib.c Date: Wed, 20 Jan 2010 15:12:32 +0000 Message-ID: References: <6160a5130912231228g29669e4ctfef9ea8f42633120@mail.gmail.com> <6160a5131001062059i1ef74831p4210987579feb759@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from lo.gmane.org (lo.gmane.org [80.91.229.12]) by alsa0.perex.cz (Postfix) with ESMTP id 062EA245A7 for ; Wed, 20 Jan 2010 16:12:44 +0100 (CET) Received: from list by lo.gmane.org with local (Exim 4.50) id 1NXcEb-0006dS-UW for alsa-devel@alsa-project.org; Wed, 20 Jan 2010 16:12:41 +0100 Received: from brent.tribalogic.net ([78.86.109.144]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Wed, 20 Jan 2010 16:12:41 +0100 Received: from gmane by brent.tribalogic.net with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Wed, 20 Jan 2010 16:12:41 +0100 In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: alsa-devel-bounces@alsa-project.org Errors-To: alsa-devel-bounces@alsa-project.org To: alsa-devel@alsa-project.org List-Id: alsa-devel@alsa-project.org 'Twas brillig, and Colin Guthrie at 20/01/10 01:24 did gyre and gimble: > Hi, > > 'Twas brillig, and Jaroslav Kysela at 18/01/10 21:39 did gyre and gimble: >> On Mon, 18 Jan 2010, Colin Guthrie wrote: >>> This is handled in our bug report here: >>> https://qa.mandriva.com/show_bug.cgi?id=57010 >>> >>> For reference relating to comment 12: >>> 2.6.32.3-1mnb: First introduced the above 4 fixes. >>> 2.6.32.3-2mnb: included 7b3a177 >>> 2.6.32.4-0.rc1.1mnb: included ed69c6a >>> >>> Is there something more that needs done? >> >> Thanks for feedback. Please, provide debug information: >> >> http://www.alsa-project.org/main/index.php/XRUN_Debug >> >> Use 101 or 29 values for xrun_debug and try to put ksyslog messages >> to a relation with the audiable problems. > > Just following up on this on behalf of a colleage. > > He's set the 101 value and this annoyingly seems to fix his problem > (well, no glitches to the ear anyway!). > > However he does get the following messages: > > kernel: PCM: hw_ptr skipping! [Q] (pos=1024, delta=8192, period=1024, > jdelta=0/170/0, hw_ptr=140116992/140116992) > > When he does the 29 value it spams the log >one every second and he > didn't try too long to get it to fail before he switched to 101. I can > get the full log of the above too if it's useful or run the 29 test and > capture the output if it'll still help even tho it's not showing the error. Another reply on the bug with some debug output: https://qa.mandriva.com/show_bug.cgi?id=57010#c14 hwptr log: pcmC0D0p:0: j=3421759, pos=16376/8192/16384, hwptr=1900536/1884160 hwptr log: pcmC0D0p:0: j=3421759, pos=16376/8192/16384, hwptr=1900536/1884160 hwptr log: pcmC0D0p:0: j=3421759, pos=16376/8192/16384, hwptr=1900536/1884160 hwptr log: pcmC0D0p:0: j=3421759, pos=16376/8192/16384, hwptr=1900536/1884160 hwptr log: pcmC0D0p:0: j=3421759, pos=16376/8192/16384, hwptr=1900536/1884160 hwptr log: pcmC0D0p:0: j=3421759, pos=16376/8192/16384, hwptr=1900536/1884160 hwptr log: pcmC0D0p:0: j=3421759, pos=0/8192/16384, hwptr=1900536/1884160 hwptr log: pcmC0D0p:0: j=3421759, pos=0/8192/16384, hwptr=1900544/1900544 hwptr log: pcmC0D0p:0: j=3421759, pos=0/8192/16384, hwptr=1900544/1900544 hwptr log: pcmC0D0p:0: j=3421759, pos=0/8192/16384, hwptr=1900544/1900544 PCM: hw_ptr skipping! [Q] (pos=0, delta=16384, period=8192, jdelta=0/371/0, hw_ptr=1900544/1900544) PCM: hw_ptr skipping! [Q] (pos=0, delta=16384, period=8192, jdelta=1/371/0, hw_ptr=4882432/4882432) PCM: hw_ptr skipping! [Q] (pos=8192, delta=16384, period=8192, jdelta=0/371/0,hw_ptr=11395072/11395072) PCM: hw_ptr skipping! [Q] (pos=0, delta=16384, period=8192, jdelta=0/371/0, hw_ptr=13156352/13156352) PCM: hw_ptr skipping! [Q] (pos=0, delta=16384, period=8192, jdelta=0/371/0, hw_ptr=13893632/13893632) PCM: hw_ptr skipping! [Q] (pos=8192, delta=16384, period=8192, jdelta=0/371/0, hw_ptr=20209664/20209664) PCM: hw_ptr skipping! [Q] (pos=8192, delta=16384, period=8192, jdelta=0/371/0, hw_ptr=27860992/27860992) PCM: hw_ptr skipping! [Q] (pos=0, delta=16384, period=8192, jdelta=0/371/0, hw_ptr=28639232/28639232) -- Colin Guthrie gmane(at)colin.guthr.ie http://colin.guthr.ie/ Day Job: Tribalogic Limited [http://www.tribalogic.net/] Open Source: Mandriva Linux Contributor [http://www.mandriva.com/] PulseAudio Hacker [http://www.pulseaudio.org/] Trac Hacker [http://trac.edgewall.org/]