linux-kernel - Re: [PATCH v2] timer: implement lockdep deadlock detection

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Message-ID: <20090127132759.GI23121@elte.hu>
Date:	Tue, 27 Jan 2009 14:27:59 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Johannes Berg <johannes@...solutions.net>
Cc:	Thomas Gleixner <tglx@...utronix.de>,
	Linux Kernel list <linux-kernel@...r.kernel.org>,
	Peter Zijlstra <peterz@...radead.org>
Subject: Re: [PATCH v2] timer: implement lockdep deadlock detection


* Johannes Berg <johannes@...solutions.net> wrote:

> This modifies the timer code in a way to allow lockdep to detect 
> deadlocks resulting from a lock being taken in the timer function as 
> well as around the del_timer_sync() call.
> 
> Signed-off-by: Johannes Berg <johannes@...solutions.net>
> ---
>  include/linux/timer.h |   97 ++++++++++++++++++++++++++++++++++++++++++--------
>  kernel/timer.c        |   57 +++++++++++++++++++++++------
>  2 files changed, 127 insertions(+), 27 deletions(-)

applied to tip/core/locking, thanks Johannes!

	Ingo
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