linux-kernel - Re: [NFS] 2.6.23-rc1-mm2

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Date:	Mon, 06 Aug 2007 13:13:36 +0200
From:	Johannes Berg <johannes@...solutions.net>
To:	Marc Dietrich <Marc.Dietrich@...physik.uni-giessen.de>
Cc:	Oleg Nesterov <oleg@...sign.ru>,
	Trond Myklebust <trond.myklebust@....uio.no>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Neil Brown <neilb@...e.de>, nfs@...ts.sourceforge.net,
	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...e.hu>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Subject: Re: [NFS] 2.6.23-rc1-mm2

On Mon, 2007-08-06 at 13:05 +0200, Marc Dietrich wrote:

> I applied the patch, but now I get:
> 
> =================================
> [ INFO: inconsistent lock state ]
> 2.6.23-rc1-mm2 #4
> ---------------------------------
> inconsistent {softirq-on-W} -> {in-softirq-W} usage.
> swapper/0 [HC0[0]:SC1[1]:HE1:SE0] takes:
>  (rpc_credcache_lock){-+..}, at: [<c01dc487>] _atomic_dec_and_lock+0x17/0x60

Interesting, but doesn't seem related to this at all. As Oleg just
pointed out this basically disabled checking for workqueue stuff so this
should be looked into by somebody familiar with the NFS code.

johannes

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