Hi, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on linus/master] [also build test WARNING on v5.8-rc1 next-20200616] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system. BTW, we also suggest to use '--base' option to specify the base tree in git format-patch, please see https://stackoverflow.com/a/37406982] url: https://github.com/0day-ci/linux/commits/yunaixin03610-163-com/Adding-Hua... base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git a5dc8300df75e8b8384b4c82225f1e4a0b4d9b55 config: x86_64-allyesconfig (attached as .config) compiler: gcc-9 (Debian 9.3.0-13) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>, old ones prefixed by <<): In file included from drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:16: drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.h:250:2: error: unknown type name '__kernel_time_t' 250 | __kernel_time_t init_time; | ^~~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:55:6: warning: no previous prototype for 'dump_global_info' [-Wmissing-prototypes] 55 | void dump_global_info(void) | ^~~~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:93:6: warning: no previous prototype for 'edma_veth_free_tx_resources' [-Wmissing-prototypes] 93 | void edma_veth_free_tx_resources(struct edma_rxtx_q_s *ptx_queue) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:109:6: warning: no previous prototype for 'edma_veth_free_all_tx_resources' [-Wmissing-prototypes] 109 | void edma_veth_free_all_tx_resources(struct edma_eth_dev_s *edma_eth) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:118:5: warning: no previous prototype for 'edma_veth_setup_tx_resources' [-Wmissing-prototypes] 118 | int edma_veth_setup_tx_resources(struct edma_rxtx_q_s *ptx_queue) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:142:5: warning: no previous prototype for 'edma_veth_setup_all_tx_resources' [-Wmissing-prototypes] 142 | int edma_veth_setup_all_tx_resources(struct edma_eth_dev_s *edma_eth) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:186:5: warning: no previous prototype for 'edma_veth_setup_rx_resources' [-Wmissing-prototypes] 186 | int edma_veth_setup_rx_resources(struct edma_rxtx_q_s *prx_queue) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:210:5: warning: no previous prototype for 'edma_veth_setup_all_rx_resources' [-Wmissing-prototypes] 210 | int edma_veth_setup_all_rx_resources(struct edma_eth_dev_s *edma_eth) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:253:6: warning: no previous prototype for 'edma_veth_free_rx_resources' [-Wmissing-prototypes] 253 | void edma_veth_free_rx_resources(struct edma_rxtx_q_s *prx_queue) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:270:6: warning: no previous prototype for 'edma_veth_free_all_rx_resources' [-Wmissing-prototypes] 270 | void edma_veth_free_all_rx_resources(struct edma_eth_dev_s *edma_eth) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:279:5: warning: no previous prototype for 'edma_veth_setup_all_rxtx_queue' [-Wmissing-prototypes] 279 | int edma_veth_setup_all_rxtx_queue(struct edma_eth_dev_s *edma_eth) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:363:6: warning: no previous prototype for 'edma_veth_dump' [-Wmissing-prototypes] 363 | void edma_veth_dump(void) | ^~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:392:5: warning: no previous prototype for 'edma_veth_setup_resource' [-Wmissing-prototypes] 392 | int edma_veth_setup_resource(struct edma_eth_dev_s *edma_eth) | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:418:5: warning: no previous prototype for 'edma_veth_free_rxtx_queue' [-Wmissing-prototypes] 418 | int edma_veth_free_rxtx_queue(struct edma_eth_dev_s *edma_eth) | ^~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:457:6: warning: no previous prototype for 'edma_veth_free_resource' [-Wmissing-prototypes] 457 | void edma_veth_free_resource(struct edma_eth_dev_s *edma_eth) | ^~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:469:5: warning: no previous prototype for 'edma_veth_send_one_pkt' [-Wmissing-prototypes] 469 | int edma_veth_send_one_pkt(struct edma_cut_packet_node_s *cut_packet_node) | ^~~~~~~~~~~~~~~~~~~~~~ In file included from drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:16: drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c: In function 'edma_veth_cut_tx_packet_send': 258 | netdev_err(0, "[%s,%d] -> " fmt "n", | ^~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:592:3: note: in expansion of macro 'LOG' 592 | LOG(DLOG_DEBUG, "length: %u/%u", length, len); | ^~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:592:32: note: format string is defined here 592 | LOG(DLOG_DEBUG, "length: %u/%u", length, len); | ~^ | | | unsigned int | %lu drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c: At top level: drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:776:5: warning: no previous prototype for 'edma_veth_recv_pkt' [-Wmissing-prototypes] 776 | int edma_veth_recv_pkt(struct edma_rxtx_q_s *prx_queue, | ^~~~~~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:858:6: warning: no previous prototype for 'edma_task_do_packet_recv' [-Wmissing-prototypes] 858 | void edma_task_do_packet_recv(unsigned long data) | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:883:5: warning: no previous prototype for '__dmacmp_err_deal_2' [-Wmissing-prototypes] 883 | int __dmacmp_err_deal_2(struct edma_rxtx_q_s *prxtx_queue, u32 type) | ^~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:916:5: warning: no previous prototype for 'edma_veth_check_dma_status' [-Wmissing-prototypes] 916 | int edma_veth_check_dma_status(struct edma_rxtx_q_s *prxtx_queue, u32 type) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:937:5: warning: no previous prototype for '__check_dmacmp_H_2' [-Wmissing-prototypes] 937 | int __check_dmacmp_H_2(struct edma_rxtx_q_s *prxtx_queue, u32 type) | ^~~~~~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:1017:5: warning: no previous prototype for '__checkspace_H_2' [-Wmissing-prototypes] 1017 | int __checkspace_H_2(struct edma_rxtx_q_s *prxtx_queue, u32 type, u32 *pcnt) | ^~~~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:1091:5: warning: no previous prototype for '__make_dmalistbd_h2b_H_2' [-Wmissing-prototypes] 1091 | int __make_dmalistbd_h2b_H_2(struct edma_rxtx_q_s *prxtx_queue, u32 cnt) | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:1173:5: warning: no previous prototype for '__make_dmalistbd_b2h_H_2' [-Wmissing-prototypes] 1173 | int __make_dmalistbd_b2h_H_2(struct edma_rxtx_q_s *prxtx_queue, u32 cnt) | ^~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:1253:5: warning: no previous prototype for '__start_dmalist_H_2' [-Wmissing-prototypes] 1253 | int __start_dmalist_H_2(struct edma_rxtx_q_s *prxtx_queue, u32 type, u32 cnt) | ^~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:1297:5: warning: no previous prototype for 'check_dma_queue_fault_2' [-Wmissing-prototypes] 1297 | int check_dma_queue_fault_2(struct edma_rxtx_q_s *prxtx_queue, | ^~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:1327:5: warning: no previous prototype for '__dma_rxtx_H_2' [-Wmissing-prototypes] 1327 | int __dma_rxtx_H_2(struct edma_rxtx_q_s *prxtx_queue, u32 type) | ^~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:1394:6: warning: no previous prototype for 'edma_task_do_data_transmit' [-Wmissing-prototypes] 1394 | void edma_task_do_data_transmit(unsigned long data) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:1431:5: warning: no previous prototype for 'edma_tasklet_setup' [-Wmissing-prototypes] 1431 | int edma_tasklet_setup(struct edma_eth_dev_s *dev, u8 **rx_buf, | ^~~~~~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:1479:6: warning: no previous prototype for 'edma_tasklet_free' [-Wmissing-prototypes] 1479 | void edma_tasklet_free(struct edma_eth_dev_s *dev, u8 **rx_buf, | ^~~~~~~~~~~~~~~~~ In file included from drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.h:31, from drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:16: drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c: In function 'edma_cdev_init': drivers/net/ethernet/huawei/bma/cdev_veth_drv/../edma_drv/bma_include.h:109:19: error: storage size of 'uptime' isn't known 109 | struct timespec uptime; | ^~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:1600:2: note: in expansion of macro 'GET_SYS_SECONDS' 1600 | GET_SYS_SECONDS(g_eth_edmaprivate.init_time); | ^~~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/../edma_drv/bma_include.h:110:3: error: implicit declaration of function 'get_monotonic_boottime' [-Werror=implicit-function-declaration] 110 | get_monotonic_boottime(&uptime); | ^~~~~~~~~~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:1600:2: note: in expansion of macro 'GET_SYS_SECONDS' 1600 | GET_SYS_SECONDS(g_eth_edmaprivate.init_time); | ^~~~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/../edma_drv/bma_include.h:109:19: warning: unused variable 'uptime' [-Wunused-variable] 109 | struct timespec uptime; | ^~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:1600:2: note: in expansion of macro 'GET_SYS_SECONDS' 1600 | GET_SYS_SECONDS(g_eth_edmaprivate.init_time); | ^~~~~~~~~~~~~~~ In file included from drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:16: drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c: In function 'cdev_copy_packet_to_user': drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.h:258:17: warning: format '%ld' expects argument of type 'long int', but argument 6 has type 'unsigned int' [-Wformat=] 258 | netdev_err(0, "[%s,%d] -> " fmt "n", | ^~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:1667:2: note: in expansion of macro 'LOG' 1667 | LOG(DLOG_DEBUG, | ^~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:1668:36: note: format string is defined here 1668 | "User needs %ld bytes, pos: %ld, total len: %u, left: %ld.", | ~~^ | | | long int | %d In file included from drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:16: drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.h:258:17: warning: format '%ld' expects argument of type 'long int', but argument 6 has type 'unsigned int' [-Wformat=] 258 | netdev_err(0, "[%s,%d] -> " fmt "n", | ^~~~~~~~~~~~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:1699:2: note: in expansion of macro 'LOG' 1699 | LOG(DLOG_DEBUG, | ^~~ drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.c:1700:33: note: format string is defined here 1700 | "Copied bytes: %ld, pos: %ld, buf len: %lu, free_packet: %d.", | ~~^ | | vim +258 drivers/net/ethernet/huawei/bma/cdev_veth_drv/virtual_cdev_eth_net.h 254 255 #ifndef LOG 256 #define LOG(level, fmt, ...) do {\ 257 if (debug >= (level)) {\ 259 __func__, __LINE__, ##__VA_ARGS__); \ 260 } \ 261 } while (0) 262 #endif 263 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org