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Date: Tue, 20 Mar 2007 12:32:50 -0400 From: Chuck Ebbert <cebbert@...hat.com> To: Takashi Iwai <tiwai@...e.de> CC: Pavel Machek <pavel@....cz>, kernel list <linux-kernel@...r.kernel.org>, Ingo Molnar <mingo@...e.hu> Subject: Re: BUG: soft lockup during suspend Takashi Iwai wrote: > At Tue, 20 Mar 2007 17:08:48 +0100, > I wrote: >> At Tue, 20 Mar 2007 12:05:07 -0400, >> Chuck Ebbert wrote: >>> Takashi Iwai wrote: >>>> X60/T60 is known to be often broken regarding the communication >>>> between the controller and the codec chip. When this kind of thing >>>> happens, the driver tries to switch to a single-shot I/O without using >>>> ring-buffers and IRQs, and even in such a mode, the communication gets >>>> broken. FWIW, it doesn't happen on other machines with HD-audio, so >>>> it's fairly specific to X60/T60. No idea why. >>> What about Acer Aspire 5102? >>> >>> http://lkml.org/lkml/2006/12/3/9 >> This is a different problem. >> A known workaround is to provide probe_mask=1 module option. > > BTW, does this happen on the latest linus git tree? (rc4 may work, > though) > > If yes, could you try the patch below? > I can't easily test 2.6.21-rc, but "probe_mask=1" works on 2.6.20.4, which spews errors without that. Should I try your patch on 2.6.20? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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