From: Lee Revell <rlrevell@joe-job.com>
To: Parag Warudkar <kernel-stuff@comcast.net>
Cc: Andi Kleen <ak@suse.de>, john stultz <johnstul@us.ibm.com>,
Nishanth Aravamudan <nacc@us.ibm.com>,
lkml <linux-kernel@vger.kernel.org>,
Tim Schmielau <tim@physik3.uni-rostock.de>,
George Anzinger <george@mvista.com>,
albert@users.sourceforge.net,
Ulrich Windl <ulrich.windl@rz.uni-regensburg.de>,
Christoph Lameter <clameter@sgi.com>,
Dominik Brodowski <linux@dominikbrodowski.de>,
David Mosberger <davidm@hpl.hp.com>,
Andrew Morton <akpm@osdl.org>,
paulus@samba.org, schwidefsky@de.ibm.com,
keith maanthey <kmannth@us.ibm.com>,
Chris McDermott <lcm@us.ibm.com>, Max Asbock <masbock@us.ibm.com>,
mahuja@us.ibm.com, Darren Hart <darren@dvhart.com>,
"Darrick J. Wong" <djwong@us.ibm.com>,
Anton Blanchard <anton@samba.org>,
donf@us.ibm.com, mpm@selenic.com, benh@kernel.crashing.org
Subject: Re: [PATCH 3/4] new timeofday x86-64 arch specific changes (v. B1)
Date: Sun, 05 Jun 2005 18:13:47 -0400 [thread overview]
Message-ID: <1118009627.21156.2.camel@mindpipe> (raw)
In-Reply-To: <200506051741.46479.kernel-stuff@comcast.net>
On Sun, 2005-06-05 at 17:41 -0400, Parag Warudkar wrote:
> On Sunday 05 June 2005 16:51, Lee Revell wrote:
> > Well, that would be a broken design anyway. That's what the ALSA timer
> > API is for. But XMMS has a long history of buggy ALSA support anyway.
> >
>
> I am not sure they use gettimeofday(). Pardon my ignorance but why is it
> broken for them to use gettimeofday()?
If they're trying to synchronize other things to the sound,
gettimeofday() is a poor choice because it's driven by a different
crystal than the soundcard. The correct solution is to use a PCM slave
timer. See alsa-lib/examples/timer.c.
Lee
next prev parent reply other threads:[~2005-06-05 22:13 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-06-02 18:27 [PATCH 3/4] new timeofday x86-64 arch specific changes (v. B1) Parag Warudkar
2005-06-02 18:39 ` Nishanth Aravamudan
2005-06-02 23:05 ` Parag Warudkar
2005-06-02 23:20 ` john stultz
2005-06-02 23:33 ` Parag Warudkar
2005-06-02 23:50 ` Parag Warudkar
2005-06-03 7:05 ` Ulrich Windl
2005-06-03 15:24 ` john stultz
2005-06-05 17:05 ` Dominik Brodowski
2005-06-06 3:04 ` Parag Warudkar
2005-06-06 3:14 ` Dominik Brodowski
2005-06-10 0:48 ` George Anzinger
2005-06-06 9:21 ` Andi Kleen
2005-06-06 9:24 ` Dominik Brodowski
2005-06-06 9:30 ` Andi Kleen
2005-06-06 13:32 ` Vojtech Pavlik
2005-06-06 22:53 ` john stultz
2005-06-03 16:30 ` Andi Kleen
2005-06-03 18:27 ` john stultz
2005-06-03 19:02 ` Christoph Lameter
2005-06-03 19:21 ` john stultz
2005-06-05 11:27 ` Andi Kleen
2005-06-06 22:51 ` john stultz
2005-06-04 18:40 ` Parag Warudkar
2005-06-05 11:28 ` Andi Kleen
2005-06-05 14:15 ` Parag Warudkar
2005-06-05 20:51 ` Lee Revell
2005-06-05 21:41 ` Parag Warudkar
2005-06-05 22:13 ` Lee Revell [this message]
2005-06-06 9:29 ` Andi Kleen
2005-06-06 11:46 ` Parag Warudkar
2005-06-08 13:51 ` Andi Kleen
2005-06-09 1:47 ` Lee Revell
2005-06-09 2:12 ` john stultz
2005-06-09 2:42 ` Parag Warudkar
2005-06-09 14:17 ` Andi Kleen
2005-06-03 13:32 ` Parag Warudkar
2005-06-02 18:40 ` john stultz
-- strict thread matches above, loose matches on Subject: below --
2005-06-02 18:51 Parag Warudkar
2005-06-01 23:09 [PATCH 1/4] new timeofday core subsystem " john stultz
2005-06-01 23:12 ` [PATCH 2/4] new timeofday i386 arch specific changes " john stultz
2005-06-01 23:13 ` [PATCH 3/4] new timeofday x86-64 " john stultz
2005-06-02 0:37 ` Parag Warudkar
2005-06-02 17:34 ` john stultz
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