Hi Jedrzej, kernel test robot noticed the following build errors:
[auto build test ERROR on tnguy-next-queue/dev-queue] url: https://github.com/intel-lab-lkp/linux/commits/Jedrzej-Jagielski/ixgbe-E610-force-phy-link-to-get-down-when-interface-is-down/20260706-180351 base: https://git.kernel.org/pub/scm/linux/kernel/git/tnguy/next-queue.git dev-queue patch link: https://lore.kernel.org/r/20260706094330.186341-1-jedrzej.jagielski%40intel.com patch subject: [Intel-wired-lan] [PATCH iwl-next v2] ixgbe: E610: force phy link to get down when interface is down config: x86_64-rhel-9.4-rust (https://download.01.org/0day-ci/archive/20260706/[email protected]/config) compiler: clang version 22.1.3 (https://github.com/llvm/llvm-project e9846648fd6183ee6d8cbdb4502213fcf902a211) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260706/[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 >>): >> drivers/net/ethernet/intel/ixgbe/ixgbe_main.c:7572:4: error: call to >> undeclared function 'e_error'; ISO C99 and later do not support implicit >> function declarations [-Wimplicit-function-declaration] 7572 | e_error(drv, "Cannot set PHY link down\n"); | ^ >> drivers/net/ethernet/intel/ixgbe/ixgbe_main.c:7572:12: error: use of >> undeclared identifier 'drv' 7572 | e_error(drv, "Cannot set PHY link down\n"); | ^~~ drivers/net/ethernet/intel/ixgbe/ixgbe_main.c:8928:14: warning: division by zero is undefined [-Wdivision-by-zero] 8928 | cmd_type |= IXGBE_SET_FLAG(tx_flags, IXGBE_TX_FLAGS_HW_VLAN, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 8929 | IXGBE_ADVTXD_DCMD_VLE); | ~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/intel/ixgbe/ixgbe_main.c:8918:26: note: expanded from macro 'IXGBE_SET_FLAG' 8918 | ((u32)(_input & _flag) / (_flag / _result))) | ^ ~~~~~~~~~~~~~~~~~ drivers/net/ethernet/intel/ixgbe/ixgbe_main.c:8932:14: warning: division by zero is undefined [-Wdivision-by-zero] 8932 | cmd_type |= IXGBE_SET_FLAG(tx_flags, IXGBE_TX_FLAGS_TSO, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 8933 | IXGBE_ADVTXD_DCMD_TSE); | ~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/intel/ixgbe/ixgbe_main.c:8918:26: note: expanded from macro 'IXGBE_SET_FLAG' 8918 | ((u32)(_input & _flag) / (_flag / _result))) | ^ ~~~~~~~~~~~~~~~~~ drivers/net/ethernet/intel/ixgbe/ixgbe_main.c:8936:14: warning: division by zero is undefined [-Wdivision-by-zero] 8936 | cmd_type |= IXGBE_SET_FLAG(tx_flags, IXGBE_TX_FLAGS_TSTAMP, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 8937 | IXGBE_ADVTXD_MAC_TSTAMP); | ~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/intel/ixgbe/ixgbe_main.c:8918:26: note: expanded from macro 'IXGBE_SET_FLAG' 8918 | ((u32)(_input & _flag) / (_flag / _result))) | ^ ~~~~~~~~~~~~~~~~~ drivers/net/ethernet/intel/ixgbe/ixgbe_main.c:8940:14: warning: division by zero is undefined [-Wdivision-by-zero] 8940 | cmd_type ^= IXGBE_SET_FLAG(skb->no_fcs, 1, IXGBE_ADVTXD_DCMD_IFCS); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/intel/ixgbe/ixgbe_main.c:8918:26: note: expanded from macro 'IXGBE_SET_FLAG' 8918 | ((u32)(_input & _flag) / (_flag / _result))) | ^ ~~~~~~~~~~~~~~~~~ drivers/net/ethernet/intel/ixgbe/ixgbe_main.c:8951:19: warning: division by zero is undefined [-Wdivision-by-zero] 8951 | olinfo_status |= IXGBE_SET_FLAG(tx_flags, | ^~~~~~~~~~~~~~~~~~~~~~~~ 8952 | IXGBE_TX_FLAGS_CSUM, | ~~~~~~~~~~~~~~~~~~~~ 8953 | IXGBE_ADVTXD_POPTS_TXSM); | ~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/intel/ixgbe/ixgbe_main.c:8918:26: note: expanded from macro 'IXGBE_SET_FLAG' 8918 | ((u32)(_input & _flag) / (_flag / _result))) | ^ ~~~~~~~~~~~~~~~~~ drivers/net/ethernet/intel/ixgbe/ixgbe_main.c:8956:19: warning: division by zero is undefined [-Wdivision-by-zero] 8956 | olinfo_status |= IXGBE_SET_FLAG(tx_flags, | ^~~~~~~~~~~~~~~~~~~~~~~~ 8957 | IXGBE_TX_FLAGS_IPV4, | ~~~~~~~~~~~~~~~~~~~~ 8958 | IXGBE_ADVTXD_POPTS_IXSM); | ~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/intel/ixgbe/ixgbe_main.c:8918:26: note: expanded from macro 'IXGBE_SET_FLAG' 8918 | ((u32)(_input & _flag) / (_flag / _result))) | ^ ~~~~~~~~~~~~~~~~~ drivers/net/ethernet/intel/ixgbe/ixgbe_main.c:8961:19: warning: division by zero is undefined [-Wdivision-by-zero] 8961 | olinfo_status |= IXGBE_SET_FLAG(tx_flags, | ^~~~~~~~~~~~~~~~~~~~~~~~ 8962 | IXGBE_TX_FLAGS_IPSEC, | ~~~~~~~~~~~~~~~~~~~~~ 8963 | IXGBE_ADVTXD_POPTS_IPSEC); | ~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/intel/ixgbe/ixgbe_main.c:8918:26: note: expanded from macro 'IXGBE_SET_FLAG' 8918 | ((u32)(_input & _flag) / (_flag / _result))) | ^ ~~~~~~~~~~~~~~~~~ drivers/net/ethernet/intel/ixgbe/ixgbe_main.c:8969:19: warning: division by zero is undefined [-Wdivision-by-zero] 8969 | olinfo_status |= IXGBE_SET_FLAG(tx_flags, | ^~~~~~~~~~~~~~~~~~~~~~~~ 8970 | IXGBE_TX_FLAGS_CC, | ~~~~~~~~~~~~~~~~~~ 8971 | IXGBE_ADVTXD_CC); | ~~~~~~~~~~~~~~~~ drivers/net/ethernet/intel/ixgbe/ixgbe_main.c:8918:26: note: expanded from macro 'IXGBE_SET_FLAG' 8918 | ((u32)(_input & _flag) / (_flag / _result))) | ^ ~~~~~~~~~~~~~~~~~ 8 warnings and 2 errors generated. vim +/e_error +7572 drivers/net/ethernet/intel/ixgbe/ixgbe_main.c 7544 7545 /** 7546 * ixgbe_close - Disables a network interface 7547 * @netdev: network interface device structure 7548 * 7549 * Returns 0, this is not allowed to fail 7550 * 7551 * The close entry point is called when an interface is de-activated 7552 * by the OS. The hardware is still under the drivers control, but 7553 * needs to be disabled. A global MAC reset is issued to stop the 7554 * hardware, and all transmit and receive resources are freed. 7555 **/ 7556 int ixgbe_close(struct net_device *netdev) 7557 { 7558 struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev); 7559 7560 ixgbe_ptp_stop(adapter); 7561 7562 if (netif_device_present(netdev)) 7563 ixgbe_close_suspend(adapter); 7564 7565 ixgbe_fdir_filter_exit(adapter); 7566 7567 if (adapter->flags2 & IXGBE_FLAG2_LINK_DOWN_ON_CLOSE) { 7568 int err; 7569 7570 err = ixgbe_disable_phy_link(&adapter->hw); 7571 if (err) > 7572 e_error(drv, "Cannot set PHY link down\n"); 7573 7574 ixgbe_handle_link_down(adapter); 7575 } 7576 7577 ixgbe_release_hw_control(adapter); 7578 7579 return 0; 7580 } 7581 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
