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Date: Fri, 4 May 2007 17:34:38 +0200 From: Frederik Deweerdt <deweerdt@...e.fr> To: Lennart Sorensen <lsorense@...lub.uwaterloo.ca> Cc: linux-kernel@...r.kernel.org, netdev@...r.kernel.org Subject: Re: Strange soft lockup detected message (looks like spin_lock bug in pcnet32) On Fri, May 04, 2007 at 11:19:34AM -0400, Lennart Sorensen wrote: > On Fri, May 04, 2007 at 04:33:26PM +0200, Frederik Deweerdt wrote: > > On Fri, May 04, 2007 at 10:10:24AM -0400, Lennart Sorensen wrote: > > > On Thu, May 03, 2007 at 04:31:43PM -0400, Lennart Sorensen wrote: > > [...] > > > Should line 2563 be a spin_lock_irqsave instead along with the > > > appropriate unluck later? > > IIRC, when you enable lockdep, it will complain about spinlocks used in > > an invalid context. > > What is lockdep and how do I enable it? For the "what" part, see Documentation/lockdep-design.txt. You'll enable it by with SPINLOCK_DEBUG, indeed. > > I enabled SPINLOCK_DEBUG and am going to try that kernel now (except it > hit the bug before I could even log in and install the kernel this time, > so another reboot first). > > -- > Len Sorensen > - > 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/ > - 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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