From mboxrd@z Thu Jan  1 00:00:00 1970
From: "H. Peter Anvin" <hpa@kernel.org>
Subject: Re: [PATCH 08/10] Use __kernel_ulong_t in struct msqid64_ds
Date: Fri, 18 May 2012 14:06:27 -0700
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To: "H.J. Lu" <hjl.tools@gmail.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, mingo@kernel.org, tglx@linutronix.de, Paul Mundt <lethal@linux-sh.org>

On 05/17/2012 08:56 PM, H.J. Lu wrote:
> 
> We need kernel headers for constants used in system calls.  But I don't
> mind if kernel stops exporting data structures to user space.
> 

I do.  It is idiotic that data structure definitions should have be
replicated by cut and paste; all it is is a completely unnecessary
source of both delay and of error.

	-hpa