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

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Message-ID: <20060723192626.GA6815@martell.zuzino.mipt.ru>
Date:	Sun, 23 Jul 2006 23:26:26 +0400
From:	Alexey Dobriyan <adobriyan@...il.com>
To:	Adrian Bunk <bunk@...sta.de>
Cc:	linux-kernel@...r.kernel.org,
	Andreas Gruenbacher <a.gruenbacher@...puter.org>,
	James Morris <jmorris@...hat.com>,
	Nathan Scott <nathans@...ian.org>,
	David Woodhouse <dwmw2@...radead.org>
Subject: Re: include/linux/xattr.h: how much userpace visible?

On Sun, Jul 23, 2006 at 08:43:43PM +0200, Adrian Bunk wrote:
> how much of include/linux/xattr.h has to be part of the userspace kernel
> headers?
>
> The function prototypes should no longer be visible in userspace.
> But how much of the rest of this file is usable for userspace?

XATTR_CREATE, XATTR_REPLACE are passed to sys_setxattr syscall.
struct xattr_handler is ours (it uses struct inode *). Prototypes are
ours.

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