linux-kernel - Re: [Patch] restore the RCU callback to defer put_task

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Date:	Tue, 8 Aug 2006 17:35:56 -0700
From:	Bill Huey (hui) <billh@...ppy.monkey.org>
To:	Robert Crocombe <rcrocomb@...il.com>
Cc:	Steven Rostedt <rostedt@...dmis.org>, linux-kernel@...r.kernel.org,
	Ingo Molnar <mingo@...e.hu>,
	Thomas Gleixner <tglx@...utronix.de>,
	Darren Hart <dvhltc@...ibm.com>,
	"Bill Huey (hui)" <billh@...ppy.monkey.org>
Subject: Re: [Patch] restore the RCU callback to defer put_task_struct() Re: Problems with 2.6.17-rt8

On Tue, Aug 08, 2006 at 11:46:40AM -0700, Robert Crocombe wrote:
> Unfortunately, this makes no difference on my setup.  Patch applied,
> made the obvious little change:
... 
> kjournald/1119[CPU#1]: BUG in debug_rt_mutex_unlock at
> kernel/rtmutex-debug.c:471
> 
> Call Trace:
>       <ffffffff804875c3>{_raw_spin_lock_irqsave+34}
>       <ffffffff8022cc37>{__WARN_ON+105}
>       <ffffffff8022cbf2>{__WARN_ON+36}
>       <ffffffff80248933>{debug_rt_mutex_unlock+204}
...

I'll get on this as well. At least one problem was fixed with previous
patch.

bill


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