Hi, kernel test robot noticed the following build warnings: [auto build test WARNING on ras/edac-for-next] [also build test WARNING on rafael-pm/linux-next rafael-pm/bleeding-edge cxl/next linus/master cxl/pending v6.11-rc3 next-20240816] [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/shiju-jose-huawei-com/EDAC-Add-support-for-EDAC-device-feature-s-control/20240817-004442 base: https://git.kernel.org/pub/scm/linux/kernel/git/ras/ras.git edac-for-next patch link: https://lore.kernel.org/r/20240816164238.1902-2-shiju.jose%40huawei.com patch subject: [PATCH v11 01/14] EDAC: Add support for EDAC device feature's control config: i386-buildonly-randconfig-003-20240818 (https://download.01.org/0day-ci/archive/20240818/202408181416.PD0B8fMf-lkp@xxxxxxxxx/config) compiler: clang version 18.1.5 (https://github.com/llvm/llvm-project 617a15a9eac96088ae5e9134248d8236e34b91b1) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240818/202408181416.PD0B8fMf-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/202408181416.PD0B8fMf-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): >> drivers/edac/edac_device.c:608: warning: Function parameter or struct member 'ras_feat' not described in 'edac_dev_feat_init' >> drivers/edac/edac_device.c:608: warning: expecting prototype for edac_dev_feature_init(). Prototype was for edac_dev_feat_init() instead vim +608 drivers/edac/edac_device.c 593 594 /** 595 * edac_dev_feature_init - Init a ras feature 596 * @parent: client device. 597 * @dev_data: pointer to struct edac_dev_data. 598 * @feat: pointer to struct edac_dev_feature. 599 * @attr_groups: pointer to attribute group's container. 600 * 601 * Returns number of scrub feature's attribute groups on success, 602 * error otherwise. 603 */ 604 static int edac_dev_feat_init(struct device *parent, 605 struct edac_dev_data *dev_data, 606 const struct edac_dev_feature *ras_feat, 607 const struct attribute_group **attr_groups) > 608 { 609 int num; 610 611 switch (ras_feat->feat) { 612 case RAS_FEAT_SCRUB: 613 dev_data->scrub_ops = ras_feat->scrub_ops; 614 dev_data->private = ras_feat->scrub_ctx; 615 return 1; 616 case RAS_FEAT_ECS: 617 num = ras_feat->ecs_info.num_media_frus; 618 dev_data->ecs_ops = ras_feat->ecs_ops; 619 dev_data->private = ras_feat->ecs_ctx; 620 return num; 621 case RAS_FEAT_PPR: 622 dev_data->ppr_ops = ras_feat->ppr_ops; 623 dev_data->private = ras_feat->ppr_ctx; 624 return 1; 625 default: 626 return -EINVAL; 627 } 628 } 629 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki