linux-kernel - Re: option driver freezing entire system

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Date:	Fri, 22 Jan 2010 20:11:49 +0100
From:	Kasper Sandberg <lkml@...anurb.dk>
To:	Jiri Kosina <jkosina@...e.cz>
Cc:	Oliver Neukum <oliver@...kum.org>, smurf@...rf.noris.de,
	LKML Mailinglist <linux-kernel@...r.kernel.org>
Subject: Re: option driver freezing entire system

On Mon, 2010-01-18 at 16:57 +0100, Jiri Kosina wrote:
> On Fri, 15 Jan 2010, Kasper Sandberg wrote:
> 
> > > Please recompile your kernel with lockdep. This should improve
> > > debugging.
> > 
> > It is a debian unstable .32 kernel i run now, and grepping for lockdep
> > reveals:
> > CONFIG_LOCKDEP_SUPPORT=y
> > only, is there anything more i should have? (never used lockdep before)
> 
> CONFIG_PROVE_LOCKING could be helpful here. (be aware of the fact that 
> this will make your system noticeably slower).

Sorry, i was just away a few days. I shall enable this setting tomorow
and test, though it may take a few days for it to crash.

> 

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