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Subject[ti:ti-rt-linux-5.10.y 6649/6833] include/net/sock.h:2523:43: error: 'SCM_REDUNDANT' undeclared
Hi WingMan,

FYI, the error/warning still remains.

tree: git://git.ti.com/ti-linux-kernel/ti-linux-kernel.git ti-rt-linux-5.10.y
head: ac3657d2050406e974383b1490184f42a06b73cc
commit: e355bf097bb11257afeadf6665e51f224eeb93a7 [6649/6833] net: packet: Pass on redundant net info in packet_recvmsg
config: parisc-randconfig-r022-20210817 (attached as .config)
compiler: hppa-linux-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git remote add ti git://git.ti.com/ti-linux-kernel/ti-linux-kernel.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=gcc-11.2.0 make.cross O=build_dir ARCH=parisc SHELL=/bin/bash kernel/cgroup/

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

All errors (new ones prefixed by >>):

In file included from kernel/cgroup/cgroup.c:60:
include/net/sock.h: In function 'sock_recv_redundant_info':
>> include/net/sock.h:2523:43: error: 'SCM_REDUNDANT' undeclared (first use in this function)
2523 | put_cmsg(msg, SOL_SOCKET, SCM_REDUNDANT, sizeof(*sred), sred);
| ^~~~~~~~~~~~~
include/net/sock.h:2523:43: note: each undeclared identifier is reported only once for each function it appears in


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

2514
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;
2520
2521 sred = skb_redinfo(skb);
2522 if (sred->lsdu_size)
> 2523 put_cmsg(msg, SOL_SOCKET, SCM_REDUNDANT, sizeof(*sred), sred);
2524 }
2525

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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