tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 038c00b1896898752288ca81d9cac182afc6d6ab commit: d0acb51bbfac2c66a43ca337314ba8611701b6c8 [3384/3397] RDMA/hns: Support DSCP of userspace config: loongarch-allmodconfig (https://download.01.org/0day-ci/archive/20240227/202402271032.NbR2jDIl-lkp@i...) compiler: loongarch64-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240227/202402271032.NbR2jDIl-lkp@i...)

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@intel.com | Closes: https://lore.kernel.org/oe-kbuild-all/202402271032.NbR2jDIl-lkp@intel.com/

All warnings (new ones prefixed by >>):

...

drivers/infiniband/hw/hns/hns_roce_hw_v2.c:4835:5: warning: no previous prototype for 'hns_roce_hw_v2_get_dscp' [-Wmissing-prototypes]

4835 | int hns_roce_hw_v2_get_dscp(struct hns_roce_dev *hr_dev, u8 dscp, | ^~~~~~~~~~~~~~~~~~~~~~~

vim +/hns_roce_hw_v2_get_dscp +4835 drivers/infiniband/hw/hns/hns_roce_hw_v2.c

4834

4835 int hns_roce_hw_v2_get_dscp(struct hns_roce_dev *hr_dev, u8 dscp,

4836 u8 *tc_mode, u8 *priority) 4837 { 4838 struct hns_roce_v2_priv *priv = hr_dev->priv; 4839 struct hnae3_handle *handle = priv->handle; 4840 const struct hnae3_ae_ops *ops = handle->ae_algo->ops; 4841 4842 if (!ops->get_dscp_prio) 4843 return -EOPNOTSUPP; 4844 4845 return ops->get_dscp_prio(handle, dscp, tc_mode, priority); 4846 } 4847