Hi Selvin, kernel test robot noticed the following build warnings: [auto build test WARNING on rdma/for-next] [also build test WARNING on linus/master v6.14-rc6 next-20250311] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Selvin-Xavier/RDMA-bnxt_re-Support-Perf-management-counters/20250311-144413 base: https://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma.git for-next patch link: https://lore.kernel.org/r/1741674104-5477-1-git-send-email-selvin.xavier%40broadcom.com patch subject: [PATCH rdma-next] RDMA/bnxt_re: Support Perf management counters config: s390-allyesconfig (https://download.01.org/0day-ci/archive/20250312/202503121530.oThTZxSC-lkp@xxxxxxxxx/config) compiler: s390-linux-gcc (GCC) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250312/202503121530.oThTZxSC-lkp@xxxxxxxxx/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 <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202503121530.oThTZxSC-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): drivers/infiniband/hw/bnxt_re/hw_counters.c: In function 'bnxt_re_assign_pma_port_ext_counters': >> drivers/infiniband/hw/bnxt_re/hw_counters.c:295:13: warning: variable 'rc' set but not used [-Wunused-but-set-variable] 295 | int rc; | ^~ drivers/infiniband/hw/bnxt_re/hw_counters.c: In function 'bnxt_re_assign_pma_port_counters': drivers/infiniband/hw/bnxt_re/hw_counters.c:338:13: warning: variable 'rc' set but not used [-Wunused-but-set-variable] 338 | int rc; | ^~ vim +/rc +295 drivers/infiniband/hw/bnxt_re/hw_counters.c 289 290 int bnxt_re_assign_pma_port_ext_counters(struct bnxt_re_dev *rdev, struct ib_mad *out_mad) 291 { 292 struct ib_pma_portcounters_ext *pma_cnt_ext; 293 struct bnxt_qplib_ext_stat *estat = &rdev->stats.rstat.ext_stat; 294 struct ctx_hw_stats *hw_stats = NULL; > 295 int rc; 296 297 hw_stats = rdev->qplib_ctx.stats.dma; 298 299 pma_cnt_ext = (void *)(out_mad->data + 40); 300 if (_is_ext_stats_supported(rdev->dev_attr->dev_cap_flags)) { 301 u32 fid = PCI_FUNC(rdev->en_dev->pdev->devfn); 302 303 rc = bnxt_qplib_qext_stat(&rdev->rcfw, fid, estat); 304 } 305 306 pma_cnt_ext = (void *)(out_mad->data + 40); 307 if ((bnxt_qplib_is_chip_gen_p5(rdev->chip_ctx) && rdev->is_virtfn) || 308 !bnxt_qplib_is_chip_gen_p5(rdev->chip_ctx)) { 309 pma_cnt_ext->port_xmit_data = 310 cpu_to_be64(le64_to_cpu(hw_stats->tx_ucast_bytes) / 4); 311 pma_cnt_ext->port_rcv_data = 312 cpu_to_be64(le64_to_cpu(hw_stats->rx_ucast_bytes) / 4); 313 pma_cnt_ext->port_xmit_packets = 314 cpu_to_be64(le64_to_cpu(hw_stats->tx_ucast_pkts)); 315 pma_cnt_ext->port_rcv_packets = 316 cpu_to_be64(le64_to_cpu(hw_stats->rx_ucast_pkts)); 317 pma_cnt_ext->port_unicast_rcv_packets = 318 cpu_to_be64(le64_to_cpu(hw_stats->rx_ucast_pkts)); 319 pma_cnt_ext->port_unicast_xmit_packets = 320 cpu_to_be64(le64_to_cpu(hw_stats->tx_ucast_pkts)); 321 322 } else { 323 pma_cnt_ext->port_rcv_packets = cpu_to_be64(estat->rx_roce_good_pkts); 324 pma_cnt_ext->port_rcv_data = cpu_to_be64(estat->rx_roce_good_bytes / 4); 325 pma_cnt_ext->port_xmit_packets = cpu_to_be64(estat->tx_roce_pkts); 326 pma_cnt_ext->port_xmit_data = cpu_to_be64(estat->tx_roce_bytes / 4); 327 pma_cnt_ext->port_unicast_rcv_packets = cpu_to_be64(estat->rx_roce_good_pkts); 328 pma_cnt_ext->port_unicast_xmit_packets = cpu_to_be64(estat->tx_roce_pkts); 329 } 330 return 0; 331 } 332 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki