linux-kernel - Re: [-mm patch] fix unionfs compilation

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Date:	Sat, 5 May 2007 11:57:18 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Adrian Bunk <bunk@...sta.de>
Cc:	jsipek@...sunysb.edu, Christoph Lameter <clameter@....com>,
	linux-kernel@...r.kernel.org, unionfs@...esystems.org
Subject: Re: [-mm patch] fix unionfs compilation

On Sat, 5 May 2007 19:00:12 +0200 Adrian Bunk <bunk@...sta.de> wrote:

> On Sat, May 05, 2007 at 01:49:55AM -0700, Andrew Morton wrote:
> >...
> > Changes since 2.6.21-rc7-mm2:
> >...
> >  git-unionfs.patch
> >...
> >  git trees
> >...
> 
> <--  snip  -->
> 
> ...
>   CC      fs/unionfs/super.o
> /home/bunk/linux/kernel-2.6/linux-2.6.21-mm1/fs/unionfs/super.c: In function ‘init_once’:
> /home/bunk/linux/kernel-2.6/linux-2.6.21-mm1/fs/unionfs/super.c:822: error: ‘SLAB_CTOR_VERIFY’ undeclared (first use in this function)
> /home/bunk/linux/kernel-2.6/linux-2.6.21-mm1/fs/unionfs/super.c:822: error: (Each undeclared identifier is reported only once
> /home/bunk/linux/kernel-2.6/linux-2.6.21-mm1/fs/unionfs/super.c:822: error: for each function it appears in.)
> make[3]: *** [fs/unionfs/super.o] Error 1
> 
> <--  snip  -->
> 
> Signed-off-by: Adrian Bunk <bunk@...sta.de>
> 
> ---
> --- linux-2.6.21-mm1/fs/unionfs/super.c.old	2007-05-05 18:45:25.000000000 +0200
> +++ linux-2.6.21-mm1/fs/unionfs/super.c	2007-05-05 18:46:03.000000000 +0200
> @@ -819,8 +819,7 @@
>  {
>  	struct unionfs_inode_info *i = v;
>  
> -	if ((flags & (SLAB_CTOR_VERIFY | SLAB_CTOR_CONSTRUCTOR)) ==
> -	    SLAB_CTOR_CONSTRUCTOR)
> +	if (flags & SLAB_CTOR_CONSTRUCTOR)
>  		inode_init_once(&i->vfs_inode);
>  }

Bah, that was hidden from my allmodconfig because CONFIG_UNIONFS is inexplicably
dependent upon CONFIG_SLAB.

How come?
-
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