Messages in this thread |  | | | Date | Fri, 1 Oct 2004 11:18:25 +0200 | | From | Jens Axboe <> | | Subject | Re: Fw: Re: 2.6.9-rc2-mm4 |
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On Fri, Oct 01 2004, Bartlomiej Zolnierkiewicz wrote: > On Thursday 30 September 2004 23:46, Borislav Petkov wrote: > > On Thursday 30 September 2004 18:25, Bartlomiej Zolnierkiewicz wrote: > > > On Thursday 30 September 2004 17:32, Borislav Petkov wrote: > > > > On Thursday 30 September 2004 14:52, Bartlomiej Zolnierkiewicz wrote: > > > > > On Thursday 30 September 2004 06:46, Andrew Morton wrote: > > > > > > ide broke :( Maybe Bart's bk tree? > > > > > > > > > > no, disk works just fine ;) If it is my tree I will happilly fix it. > > > > > > > > > > Borislav, could you apply only these patches from -mm4 and retest? > > > > > > > > > > linus.patch > > > > > bk-ide-dev.patch > > > > > > > > > > > Begin forwarded message: > > > > > > > > > > > > Date: Wed, 29 Sep 2004 12:43:35 +0200 > > > > > > From: Borislav Petkov <petkov@uni-muenster.de> > > > > > > To: Andrew Morton <akpm@osdl.org> > > > > > > Cc: linux-kernel@vger.kernel.org > > > > > > Subject: Re: 2.6.9-rc2-mm4 > > > > > > > > > > > > > > > > > > <snip> > > > > > > > > > > > > Hello, > > > > > > I've already posted about problems with audio extraction but it went > > > > > > unnoticed. Here's a recount: When I attempt to read an audio cd into > > > > > > wavs with cdda2wav, the process starts but after a while the > > > > > > completion meter freezes and klogd says "hdc: lost interrupt" and > > > > > > cdda2wav hangs itself. Disabling DMA doesn't help as well as the boot > > > > > > option "pci=routeirq" too. Older kernels like 2.6.7 do not show such > > > > > > behavior and there audio extraction runs fine. Sysinfo attached. > > > > > > > > > > > > Regards, > > > > > > Boris. > > > > > > > > Hi people, > > > > > > > > well, I've applied the above patches but no change - same "hdc: lost > > > > interrupt" message. 2.6.9-rc3 behaves the same, as expected. > > > > > > Well, if 2.6.9-rc3 fails then it is not my tree... > > > > > > Please find kernel version which introduces this bug. > > > > > > > Just compiled 2.6.8.1 and tested audio extraction. The bug is there. > > After that, reran the test with 2.6.7. Everything went fine. So it must have > > been between 2.6.7 and 2.6.8.1 when the bug got introduced. Any additional > > debugging options in the ATA/IDE cd driver i could turn on so that I could > > get more verbose messages while executing cdda2wav? > > I'm not aware of any. Jens?
I don't see any changes that could impact this from 2.6.7 to 2.6.8. We tightened the dma alignment (from 4 to 32 bytes), but should not cause problems going in that direction. Unless the other path is buggy, of course.
Does dma make a difference? Please try 2.6.9-rc3 as well.
-- Jens Axboe
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