linux-kernel - Re: [PATCH -next] xen: fix header export to userspace

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Date:	Mon, 15 Nov 2010 10:15:43 -0800
From:	Jeremy Fitzhardinge <jeremy@...p.org>
To:	Randy Dunlap <randy.dunlap@...cle.com>
CC:	Stephen Rothwell <sfr@...b.auug.org.au>,
	akpm <akpm@...ux-foundation.org>,
	"linux-next@...r.kernel.org" <linux-next@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
	"xen-devel@...ts.xensource.com" <xen-devel@...ts.xensource.com>,
	"virtualization@...ts.osdl.org" <virtualization@...ts.osdl.org>,
	Tony Finch <dot@...at.at>
Subject: Re: [PATCH -next] xen: fix header export to userspace

On 11/13/2010 08:44 AM, Randy Dunlap wrote:
> From: Randy Dunlap <randy.dunlap@...cle.com>
>
> scripts/headers_install.pl prevents "__user" from being exported
> to userspace headers, so just use compiler.h to make sure that
> __user is defined and avoid the error.
>
> unifdef: linux-next-20101112/xx64/usr/include/xen/privcmd.h.tmp: 79: Premature EOF (#if line 33 depth 1)

Ah, OK, thanks.  I was wondering what the proper fix for this was.  I'll
stick this in my tree.

Thanks,
    J

> Signed-off-by: Randy Dunlap <randy.dunlap@...cle.com>
> Cc:	Jeremy Fitzhardinge <jeremy.fitzhardinge@...rix.com>
> Cc:	Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
> Cc:	xen-devel@...ts.xensource.com (moderated for non-subscribers)
> Cc:	virtualization@...ts.osdl.org
> Cc:	Tony Finch <dot@...at.at>
> ---
>  include/xen/privcmd.h |    5 +----
>  1 file changed, 1 insertion(+), 4 deletions(-)
>
> --- linux-next-20101112.orig/include/xen/privcmd.h
> +++ linux-next-20101112/include/xen/privcmd.h
> @@ -34,13 +34,10 @@
>  #define __LINUX_PUBLIC_PRIVCMD_H__
>  
>  #include <linux/types.h>
> +#include <linux/compiler.h>
>  
>  typedef unsigned long xen_pfn_t;
>  
> -#ifndef __user
> -#define __user
> -#endif
> -
>  struct privcmd_hypercall {
>  	__u64 op;
>  	__u64 arg[5];

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