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Subject: Re: [PATCH] printk: Let %pR handle NULL pointers
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Trent Piepho <xyzzy@speakeasy.org>,
       Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
       Harvey Harrison <harvey.harrison@gmail.com>,
       "David S. Miller" <davem@davemloft.net>
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Date: Sun, 04 Jan 2009 08:53:34 +1100
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On Sat, 2009-01-03 at 09:10 -0800, Linus Torvalds wrote:
> 
> On Sat, 3 Jan 2009, Trent Piepho wrote:
> >
> > Have %pR print "[NULL]" for the resource range when passed a NULL pointer.
> 
> Wouldn't it be much nicer to just do it for _all_ pointer types?
> 
> IOW, a patch more like the appended.

Agreed.

Cheers,
Ben.