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

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Date:	Mon, 15 Sep 2014 19:07:50 +0200
From:	Christoph Hellwig <hch@....de>
To:	Stephen Rothwell <sfr@...b.auug.org.au>
Cc:	Trond Myklebust <trond.myklebust@....uio.no>,
	linux-next@...r.kernel.org, linux-kernel@...r.kernel.org,
	Christoph Hellwig <hch@....de>
Subject: Re: linux-next: build failure after merge of the nfs tree

Thanks Stephen!

Trond, can you just pick up the patch?  Considered it:

Reviewed-by: Christoph Hellwig <hch@....de>

On Mon, Sep 15, 2014 at 05:04:53PM +1000, Stephen Rothwell wrote:
> Hi Trond,
> 
> After merging the nfs tree, today's linux-next build (powerpc
> allyesconfig) failed like this:
> 
> fs/nfs/blocklayout/extent_tree.c: In function 'ext_tree_prepare_commit':
> fs/nfs/blocklayout/extent_tree.c:540:3: error: implicit declaration of function '__vmalloc' [-Werror=implicit-function-declaration]
>    start_p = __vmalloc(buffer_size, GFP_NOFS, PAGE_KERNEL);
>    ^
> fs/nfs/blocklayout/extent_tree.c:540:11: warning: assignment makes pointer from integer without a cast
>    start_p = __vmalloc(buffer_size, GFP_NOFS, PAGE_KERNEL);
>            ^
> 
> Caused by commit 34dc93c2fc04 ("pnfs/blocklayout: allocate separate
> pages for the layoutcommit payload").
> 
> I added the following fix patch for today:
> 
> From: Stephen Rothwell <sfr@...b.auug.org.au>
> Date: Mon, 15 Sep 2014 17:01:32 +1000
> Subject: [PATCH] pnfs/blocklayout: include vmalloc.h for __vmalloc
> 
> Signed-off-by: Stephen Rothwell <sfr@...b.auug.org.au>
> ---
>  fs/nfs/blocklayout/extent_tree.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/fs/nfs/blocklayout/extent_tree.c b/fs/nfs/blocklayout/extent_tree.c
> index 93193616205a..31d0b5e53dfd 100644
> --- a/fs/nfs/blocklayout/extent_tree.c
> +++ b/fs/nfs/blocklayout/extent_tree.c
> @@ -2,6 +2,8 @@
>   * Copyright (c) 2014 Christoph Hellwig.
>   */
>  
> +#include <linux/vmalloc.h>
> +
>  #include "blocklayout.h"
>  
>  #define NFSDBG_FACILITY		NFSDBG_PNFS_LD
> -- 
> 2.1.0
> 
> -- 
> Cheers,
> Stephen Rothwell                    sfr@...b.auug.org.au


---end quoted text---
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