linux-kernel - Re: [PATCH] nfs: add missing prefetch.h include

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Date:	Wed, 3 Aug 2011 09:17:04 +0200
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Heiko Carstens <heiko.carstens@...ibm.com>
Cc:	Trond Myklebust <Trond.Myklebust@...app.com>,
	Fred Isaman <iisaman@...i.umich.edu>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] nfs: add missing prefetch.h include

On Tue, Aug 2, 2011 at 09:57, Heiko Carstens <heiko.carstens@...ibm.com> wrote:
> From: Heiko Carstens <heiko.carstens@...ibm.com>
>
> Fix this compile error on s390:
>
>  CC [M]  fs/nfs/blocklayout/blocklayout.o
> fs/nfs/blocklayout/blocklayout.c: In function 'bl_end_io_read':
> fs/nfs/blocklayout/blocklayout.c:201:4: error: implicit declaration of function 'prefetchw'
>
> Introduced with 9549ec01 "pnfsblock: bl_read_pagelist".
>
> Cc: Fred Isaman <iisaman@...i.umich.edu>
> Signed-off-by: Heiko Carstens <heiko.carstens@...ibm.com>

M68k also needs this, so
Acked-by: Geert Uytterhoeven <geert@...ux-m68k.org>

> ---
>  fs/nfs/blocklayout/blocklayout.c |    1 +
>  1 file changed, 1 insertion(+)
>
> --- a/fs/nfs/blocklayout/blocklayout.c
> +++ b/fs/nfs/blocklayout/blocklayout.c
> @@ -36,6 +36,7 @@
>  #include <linux/namei.h>
>  #include <linux/bio.h>         /* struct bio */
>  #include <linux/buffer_head.h> /* various write calls */
> +#include <linux/prefetch.h>
>
>  #include "blocklayout.h"

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds
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