linux-kernel - Re: [RFC PATCH] Add CRC checksum for RCU lists

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Message-ID: <20070922172005.GC11123@linux.vnet.ibm.com>
Date:	Sat, 22 Sep 2007 10:20:05 -0700
From:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
To:	Kyle Moffett <mrmacman_g4@....com>
Cc:	Steven Rostedt <rostedt@...dmis.org>,
	LKML <linux-kernel@...r.kernel.org>, Ingo Molnar <mingo@...e.hu>,
	Thomas Gleixner <tglx@...utronix.de>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [RFC PATCH] Add CRC checksum for RCU lists

On Sat, Sep 22, 2007 at 03:04:47AM -0400, Kyle Moffett wrote:
> On Sep 21, 2007, at 17:32:08, Steven Rostedt wrote:
> >On Fri, 21 Sep 2007, Paul E. McKenney wrote:
> >>On Thu, Sep 20, 2007 at 02:34:11PM -0400, Steven Rostedt wrote:
> >>>-#define RCU_HEAD_INIT 	{ .next = NULL, .func = NULL }
> >>>+#ifdef CONFIG_RCU_CRC_HEADER_CHECK
> >>>+
> >>>+#define RCU_CRC_MAGIC 0xC4809168UL
> >>
> >>Very magic indeed -- Google doesn't find it, other than in your  
> >>patch.  ;-)
> >
> >Paul, I'm disappointed in you. That number doesn't ring a bell at  
> >all??
> >
> >(hint, ignore the 'C' that was added by me).
> 
> LOL!  The RCU patent number; very clever indeed!

Y'know, I newer did figure this one out!

I like it!!!  ;-)

							Thanx, Paul
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