linux-kernel - Re: linux-next: build failure after merge of the bkl-config tree

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Date:	Tue, 15 Mar 2011 08:46:33 -0400
From:	Trond Myklebust <Trond.Myklebust@...app.com>
To:	Stephen Rothwell <sfr@...b.auug.org.au>
Cc:	Arnd Bergmann <arnd@...db.de>, linux-next@...r.kernel.org,
	linux-kernel@...r.kernel.org, Andy Adamson <andros@...app.com>,
	Boaz Harrosh <bharrosh@...asas.com>,
	Dean Hildebrand <dhildeb@...ibm.com>,
	Fred Isaman <iisaman@...i.umich.edu>,
	Mike Sager <sager@...app.com>,
	Fred Isaman <iisaman@...app.com>,
	Mingyang Guo <guomingyang@...hpc.ac.cn>,
	Ricardo Labiaga <Ricardo.Labiaga@...app.com>,
	Tao Guo <guotao@...hpc.ac.cn>,
	Benny Halevy <bhalevy@...asas.com>
Subject: Re: linux-next: build failure after merge of the bkl-config tree

On Tue, 2011-03-15 at 18:48 +1100, Stephen Rothwell wrote:
> Hi Arnd,
> 
> After merging the bkl-config tree, today's linux-next build (powerpc
> ppc64_defconfig) failed like this:
> 
> fs/nfs/read.c:21:28: error: linux/smp_lock.h: No such file or directory
> 
> Caused by commit 64419a9b2093 ("NFSv4.1: generic read") from the nfs tree
> interacting with commit 4ba8216cd905 ("BKL: That's all, folks") from the
> bkl-config tree.
> 
> I couldn't see that this include file was needed, so I applied the patch
> below (which Trond could apply to his tree, I am pretty sure).  (I am not
> sure why module.h is included either.)
> 
> From: Stephen Rothwell <sfr@...b.auug.org.au>
> Date: Tue, 15 Mar 2011 18:37:09 +1100
> Subject: [PATCH] nfs: BKL is no longer needed, so remove the include
> 
> Signed-off-by: Stephen Rothwell <sfr@...b.auug.org.au>
> ---
>  fs/nfs/read.c |    1 -
>  1 files changed, 0 insertions(+), 1 deletions(-)
> 
> diff --git a/fs/nfs/read.c b/fs/nfs/read.c
> index 4b764c6..7cded2b 100644
> --- a/fs/nfs/read.c
> +++ b/fs/nfs/read.c
> @@ -18,7 +18,6 @@
>  #include <linux/sunrpc/clnt.h>
>  #include <linux/nfs_fs.h>
>  #include <linux/nfs_page.h>
> -#include <linux/smp_lock.h>
>  #include <linux/module.h>
>  
>  #include <asm/system.h>
> -- 
> 1.7.4.1

Thanks Stephen! Applied to the nfs-for-2.6.39 tree.

Cheers
  Trond
-- 
Trond Myklebust
Linux NFS client maintainer

NetApp
Trond.Myklebust@...app.com
www.netapp.com

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