netdev - Re: [PATCH net-next v3] net: Add sysctl to toggle early demux for tcp and udp

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Date:   Thu, 23 Mar 2017 20:52:20 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Subash Abhinov Kasiviswanathan <subashab@...eaurora.org>
Cc:     kbuild-all@...org, netdev@...r.kernel.org, eric.dumazet@...il.com,
        Subash Abhinov Kasiviswanathan <subashab@...eaurora.org>,
        Stephen Hemminger <stephen@...workplumber.org>,
        Tom Herbert <tom@...bertland.com>
Subject: Re: [PATCH net-next v3] net: Add sysctl to toggle early demux for
 tcp and udp

Hi Subash,

[auto build test ERROR on net-next/master]

url:    https://github.com/0day-ci/linux/commits/Subash-Abhinov-Kasiviswanathan/net-Add-sysctl-to-toggle-early-demux-for-tcp-and-udp/20170323-182822
config: alpha-defconfig (attached as .config)
compiler: alpha-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
        wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=alpha 

All errors (new ones prefixed by >>):

   net/built-in.o: In function `proc_tcp_early_demux':
   net/ipv4/sysctl_net_ipv4.c:308: undefined reference to `tcp_v6_early_demux_configure'
   net/ipv4/sysctl_net_ipv4.c:308: undefined reference to `tcp_v6_early_demux_configure'
   net/built-in.o: In function `proc_udp_early_demux':
>> net/ipv4/sysctl_net_ipv4.c:325: undefined reference to `udp_v6_early_demux_configure'
>> net/ipv4/sysctl_net_ipv4.c:325: undefined reference to `udp_v6_early_demux_configure'

vim +325 net/ipv4/sysctl_net_ipv4.c

   302		ret = proc_dointvec(table, write, buffer, lenp, ppos);
   303	
   304		if (write && !ret) {
   305			int enabled = init_net.ipv4.sysctl_tcp_early_demux;
   306	
   307			tcp_v4_early_demux_configure(enabled);
 > 308			tcp_v6_early_demux_configure(enabled);
   309		}
   310	
   311		return ret;
   312	}
   313	
   314	static int proc_udp_early_demux(struct ctl_table *table, int write,
   315					void __user *buffer, size_t *lenp, loff_t *ppos)
   316	{
   317		int ret = 0;
   318	
   319		ret = proc_dointvec(table, write, buffer, lenp, ppos);
   320	
   321		if (write && !ret) {
   322			int enabled = init_net.ipv4.sysctl_udp_early_demux;
   323	
   324			udp_v4_early_demux_configure(enabled);
 > 325			udp_v6_early_demux_configure(enabled);
   326		}
   327	
   328		return ret;

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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