netdev - Re: error while building the kernel Mainline

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Date:	Thu, 18 Nov 2010 18:48:17 +0100
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	"Justin P. Mattock" <justinmattock@...il.com>
Cc:	linux-net@...r.kernel.org,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	netdev <netdev@...r.kernel.org>,
	Simon Horman <horms@...ge.net.au>,
	Netfilter Development Mailinglist 
	<netfilter-devel@...r.kernel.org>,
	Patrick McHardy <kaber@...sh.net>
Subject: Re: error while building the kernel Mainline

Le jeudi 18 novembre 2010 à 09:25 -0800, Justin P. Mattock a écrit :
> On 11/18/2010 07:12 AM, Eric Dumazet wrote:
> > Le jeudi 18 novembre 2010 à 06:36 -0800, Justin Mattock a écrit :
> >> hit this yesterday, and havent had time to look at it, to see if its a
> >> simple fix
> >>
> >>    MODPOST vmlinux.o
> >> WARNING: modpost: Found 1 section mismatch(es).
> >> To see full details build your kernel with:
> >> 'make CONFIG_DEBUG_SECTION_MISMATCH=y'
> >>    GEN     .version
> >>    CHK     include/generated/compile.h
> >>    UPD     include/generated/compile.h
> >>    CC      init/version.o
> >>    LD      init/built-in.o
> >>    LD      .tmp_vmlinux1
> >> net/built-in.o: In function `handle_response_icmp':
> >> ip_vs_core.c:(.text+0x2b5c4): undefined reference to `nf_conntrack_untracked'
> >> net/built-in.o: In function `T.925':
> >> ip_vs_core.c:(.text+0x2cbbd): undefined reference to `nf_conntrack_untracked'
> >> net/built-in.o: In function `ip_vs_null_xmit':
> >> (.text+0x310da): undefined reference to `nf_conntrack_untracked'
> >> net/built-in.o: In function `ip_vs_tunnel_xmit':
> >> (.text+0x311e3): undefined reference to `nf_conntrack_untracked'
> >> net/built-in.o: In function `ip_vs_nat_xmit':
> >> (.text+0x3176f): undefined reference to `nf_conntrack_untracked'
> >> net/built-in.o:(.text+0x3199d): more undefined references to
> >> `nf_conntrack_untracked' follow
> >> make: *** [.tmp_vmlinux1] Error 1
> >>
> >> has there been anything sent forward for this yet?
> >>
> >
> > Try to find out why net/netfilter/nf_conntrack_core.c is not compiled ?
> 
> seems it is compiling, it's after the compiling when this breaks
> 
> >
> > ./net/netfilter/nf_conntrack_core.c:65:DEFINE_PER_CPU(struct nf_conn, nf_conntrack_untracked);
> > ./net/netfilter/nf_conntrack_core.c:66:EXPORT_PER_CPU_SYMBOL(nf_conntrack_untracked);
> >
> >
> >
> >
> 
> Justin P. Mattock


Let me guess...

net/netfilter/nf_conntrack_core is compiled as a module, and ip_vs
statically (in vmlinux) ?

CONFIG_NF_CONNTRACK=m
CONFIG_IP_VS=y

We probably need some Kconfig magic ;)



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