linux-kernel - Re: [Xen-devel] [PATCH 25/45] gntalloc.h: include stdint.h in userspace

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Date:	Wed, 18 Feb 2015 11:53:22 +0000
From:	David Vrabel <david.vrabel@...rix.com>
To:	Mikko Rapeli <mikko.rapeli@....fi>, <linux-kernel@...r.kernel.org>
CC:	David Vrabel <david.vrabel@...rix.com>,
	<linux-api@...r.kernel.org>, <xen-devel@...ts.xenproject.org>,
	Boris Ostrovsky <boris.ostrovsky@...cle.com>
Subject: Re: [Xen-devel] [PATCH 25/45] gntalloc.h: include stdint.h in userspace

On 16/02/15 23:05, Mikko Rapeli wrote:
> Fixes compilation error:
> 
> xen/gntalloc.h:22:2: error: unknown type name ‘uint16_t’
> 
> Signed-off-by: Mikko Rapeli <mikko.rapeli@....fi>
> ---
>  include/uapi/xen/gntalloc.h | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/include/uapi/xen/gntalloc.h b/include/uapi/xen/gntalloc.h
> index 76bd580..184df7e 100644
> --- a/include/uapi/xen/gntalloc.h
> +++ b/include/uapi/xen/gntalloc.h
> @@ -11,6 +11,12 @@
>  #ifndef __LINUX_PUBLIC_GNTALLOC_H__
>  #define __LINUX_PUBLIC_GNTALLOC_H__
>  
> +#ifdef __KERNEL__
> +#include <linux/types.h>
> +#else
> +#include <stdint.h>
> +#endif

I think it would be preferrable to #include <linux/types.h> only and
switch to using the __u32 etc. types (as others have suggested).

David
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