Re: ide_wait_not_busy oops still with 2.6.14-rc3 (Re: 1GHz pbook 15", linux 2.6.14-rc2 oops on resume)

From: Benjamin Herrenschmidt (benh_at_kernel.crashing.org)
Date: 10/11/05

  • Next message: Graham Murray: "Re: freebox possible GPL violation" 
    To: Soeren Sonnenburg <kernel@nn7.de>
Date:	Tue, 11 Oct 2005 20:36:26 +1000

    On Tue, 2005-10-11 at 12:33 +0200, Soeren Sonnenburg wrote:
    > On Tue, 2005-10-11 at 08:06 +1000, Benjamin Herrenschmidt wrote:
    > > > ok, here is the complete one:
    > > >
    > > > BUG: soft lockup detected on CPU#0!
    > >
    > > Gack, the soft lockup thing. Can you disable that ? If you do so, does
    > > it crashes instead of oopsing or just "pauses" for a little while on
    > > wakeup ? The problem is that ide_do_request does a synchronous wait for
    > > the drive to get out of busy state which can take a while with some
    > > optical drives on wakeup. It might be possible to allow scheduling
    > > there, I have to look at it. In the meantime, disable the lockup
    > > detector (CONFIG_DETECT_SOFTLOCKUP) and tell me if that's enough.
    >
    > Hmmhh, I already compiled 2.6.14-rc4 but did not disable
    > soft-lockup-ing, should I still do it - the oops looks better as it is
    > not followed by a ATAPI reset anymore:

    It's still pretty annoying. I'll see what I can do but it won't be for
    2.6.14 timeframe, so in the meantime, just ignore it or remove soft
    lockup detection.

    Ben.

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  • Next message: Graham Murray: "Re: freebox possible GPL violation"

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