linux-kernel - Re: include/linux/xattr.h: how much userpace visible?

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Message-ID: <45E36D39.2030605@zytor.com>
Date:	Mon, 26 Feb 2007 15:28:57 -0800
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Andreas Gruenbacher <a.gruenbacher@...puter.org>
CC:	Nathan Scott <nathans@....com>, Adrian Bunk <bunk@...sta.de>,
	linux-kernel@...r.kernel.org, James Morris <jmorris@...hat.com>,
	David Woodhouse <dwmw2@...radead.org>
Subject: Re: include/linux/xattr.h: how much userpace visible?

Andreas Gruenbacher wrote:
> On Monday, 24 July 2006 00:57, Nathan Scott wrote:
>> On Sun, Jul 23, 2006 at 08:43:43PM +0200, Adrian Bunk wrote:
>>> Hi,
>>>
>>> how much of include/linux/xattr.h has to be part of the userspace kernel
>>> headers?
>> None, I think.
> 
> None, indeed. The attr package comes with it own version of xattr.h that also 
> includes definitions of XATTR_CREATE and XATTR_REPLACE.
> 

However, it would be better if the ABI constants were exported, or at 
least *exportable* (using a __KERNEL_XATTR_MACROS test macro or 
something like that.)

	-hpa
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