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* [ti:ti-rt-linux-5.10.y 6649/6833] include/net/sock.h:2523:29: error: use of undeclared identifier 'SCM_REDUNDANT'
@ 2021-08-17 13:01 kernel test robot
  0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2021-08-17 13:01 UTC (permalink / raw)
  To: WingMan Kwok
  Cc: clang-built-linux, kbuild-all, linux-kernel, Vignesh Raghavendra,
	Murali Karicheri, Lokesh Vutla, Kishon Vijay Abraham I

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Hi WingMan,

FYI, the error/warning still remains.

tree:   git:// ti-rt-linux-5.10.y
head:   ac3657d2050406e974383b1490184f42a06b73cc
commit: e355bf097bb11257afeadf6665e51f224eeb93a7 [6649/6833] net: packet: Pass on redundant net info in packet_recvmsg
config: mips-randconfig-r025-20210817 (attached as .config)
compiler: clang version 14.0.0 ( 2c6448cdc2f68f8c28fd0bd9404182b81306e6e6)
reproduce (this is a W=1 build):
        wget -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # install mips cross compiling tool for clang build
        # apt-get install binutils-mips-linux-gnu
        git remote add ti git://
        git fetch --no-tags ti ti-rt-linux-5.10.y
        git checkout e355bf097bb11257afeadf6665e51f224eeb93a7
        # save the attached .config to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross O=build_dir ARCH=mips SHELL=/bin/bash drivers/

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <>

All errors (new ones prefixed by >>):

   In file included from drivers/w1/w1.c:25:
   In file included from drivers/w1/w1_netlink.h:10:
   In file included from include/linux/connector.h:17:
>> include/net/sock.h:2523:29: error: use of undeclared identifier 'SCM_REDUNDANT'
                   put_cmsg(msg, SOL_SOCKET, SCM_REDUNDANT, sizeof(*sred), sred);
   1 error generated.

vim +/SCM_REDUNDANT +2523 include/net/sock.h

  2515	DECLARE_STATIC_KEY_FALSE(tcp_rx_skb_cache_key);
  2516	static inline void sock_recv_redundant_info(struct msghdr *msg, struct sock *sk,
  2517						    struct sk_buff *skb)
  2518	{
  2519		struct skb_redundant_info *sred;
  2521		sred = skb_redinfo(skb);
  2522		if (sred->lsdu_size)
> 2523			put_cmsg(msg, SOL_SOCKET, SCM_REDUNDANT, sizeof(*sred), sred);
  2524	}

0-DAY CI Kernel Test Service, Intel Corporation

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