linux-kernel - Re: 2.6.20-git8 fails compile -- net/built-in.o __ipv6_addr

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Message-Id: <20070212.202328.21596861.davem@davemloft.net>
Date:	Mon, 12 Feb 2007 20:23:28 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	neilb@...e.de
Cc:	clem@...m.clem-digital.net, yoshfuji@...ux-ipv6.org,
	akpm@...ux-foundation.org, linux-kernel@...r.kernel.org,
	netdev@...r.kernel.org, chuck.lever@...cle.com
Subject: Re: 2.6.20-git8 fails compile -- net/built-in.o __ipv6_addr_type

From: Neil Brown <neilb@...e.de>
Date: Tue, 13 Feb 2007 13:52:26 +1100

> On Monday February 12, clem@...m.clem-digital.net wrote:
> > Quoting YOSHIFUJIHideaki/=?iso-2022-jp?B?GyRCNUhGIzFRTEAbKEI=?=
> >   > In article <20070212181216.c55ca788.akpm@...ux-foundation.org> (at Mon, 12 Feb 2007 18:12:16 -0800), Andrew Morton <akpm@...ux-foundation.org> says:
> >   > 
> >   > > > On Mon, 12 Feb 2007 20:10:13 -0500 (EST) Pete Clements <clem@...m.clem-digital.net> wrote:
> >   > > > 2.6.20-git8 fails compile:
> >   > > > 
> >   > > >   CHK     include/linux/compile.h
> >   > > >   UPD     include/linux/compile.h
> >   > > >   CC      init/version.o
> >   > > >   LD      init/built-in.o
> >   > > >   LD      .tmp_vmlinux1
> >   > > > net/built-in.o: In function `svc_udp_recvfrom':
> >   > > > svcsock.c:(.text+0x61be4): undefined reference to `__ipv6_addr_type'
> >   > > > make: *** [.tmp_vmlinux1] Error 1
> >   > > > 
> 
> Hmmm.  
> 
> > CONFIG_IPV6=m
> combined with
> > CONFIG_SUNRPC=y
> 
> is a combination that isn't going to work at the moment....
> 
> Options?
> 
>  - Move __ipv6_addr_type to lib/ ??
>         Might not work for modules.
>  - Disallow that combination in the .config.
>         .. a bit harsh.
>  - Only include IPv6 support in SUNRPC is a module or IPV6 is built-in
>         A bit of a kludge..
> 
> Chuck?  Any ideas?

Make the proper dependencies, so that SUNRPC is only possibly built
modular is IPV6 is modular, that's the correct way to do this.
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