Hi Neil, kernel test robot noticed the following build errors:
[auto build test ERROR on net-next/main] url: https://github.com/intel-lab-lkp/linux/commits/Neil-Spring/tcp-rehash-onto-different-local-ECMP-path-on-retransmit-timeout/20260530-005334 base: net-next/main patch link: https://lore.kernel.org/r/20260529160136.1010064-3-ntspring%40meta.com patch subject: [PATCH net-next v10 2/2] selftests: net: add local ECMP rehash test config: x86_64-kexec (https://download.01.org/0day-ci/archive/20260530/[email protected]/config) compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260530/[email protected]/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <[email protected]> | Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/ All errors (new ones prefixed by >>): In file included from drivers/net/slip/slhc.c:74: >> include/net/tcp.h:2557:2: error: call to undeclared function >> 'tcp_synq_overflow'; ISO C99 and later do not support implicit function >> declarations [-Wimplicit-function-declaration] 2557 | tcp_synq_overflow(sk); | ^ 1 error generated. -- In file included from drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c:48: >> include/net/tcp.h:2557:2: error: call to undeclared function >> 'tcp_synq_overflow'; ISO C99 and later do not support implicit function >> declarations [-Wimplicit-function-declaration] 2557 | tcp_synq_overflow(sk); | ^ drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c:15197:26: warning: shift count >= width of type [-Wshift-count-overflow] 15197 | bp->cyclecounter.mask = CYCLECOUNTER_MASK(64); | ^~~~~~~~~~~~~~~~~~~~~ include/linux/timecounter.h:14:59: note: expanded from macro 'CYCLECOUNTER_MASK' 14 | #define CYCLECOUNTER_MASK(bits) (u64)((bits) < 64 ? ((1ULL<<(bits))-1) : -1) | ^ ~~~~~~ 1 warning and 1 error generated. vim +/tcp_synq_overflow +2557 include/net/tcp.h 2554 2555 static inline void cookie_record_sent(const struct sock *sk) 2556 { > 2557 tcp_synq_overflow(sk); 2558 __NET_INC_STATS(sock_net(sk), LINUX_MIB_SYNCOOKIESSENT); 2559 } 2560 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
