From: kernel test robot <lkp@intel.com>
To: Junxian Huang <huangjunxian6@hisilicon.com>
Cc: oe-kbuild-all@lists.linux.dev, Doug Ledford <dledford@redhat.com>,
Jason Gunthorpe <jgg+lists@ziepe.ca>,
linux-rdma@vger.kernel.org, Leon Romanovsky <leon@kernel.org>
Subject: [rdma:wip/leon-for-next 12/12] drivers/infiniband/hw/hns/hns_roce_hw_v2.c:4864:13: warning: unused variable 'sl_num'
Date: Tue, 9 Apr 2024 00:14:20 +0800 [thread overview]
Message-ID: <202404090005.YRqvDvXD-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma.git wip/leon-for-next
head: c3236d538646c8e333370d71cb1d1e37e8996eaf
commit: c3236d538646c8e333370d71cb1d1e37e8996eaf [12/12] RDMA/hns: Support DSCP
config: s390-allyesconfig (https://download.01.org/0day-ci/archive/20240409/202404090005.YRqvDvXD-lkp@intel.com/config)
compiler: s390-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240409/202404090005.YRqvDvXD-lkp@intel.com/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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202404090005.YRqvDvXD-lkp@intel.com/
All warnings (new ones prefixed by >>):
drivers/infiniband/hw/hns/hns_roce_hw_v2.c: In function 'hns_roce_set_sl':
>> drivers/infiniband/hw/hns/hns_roce_hw_v2.c:4864:13: warning: unused variable 'sl_num' [-Wunused-variable]
4864 | u32 sl_num;
| ^~~~~~
--
drivers/infiniband/hw/hns/hns_roce_ah.c: In function 'hns_roce_create_ah':
>> drivers/infiniband/hw/hns/hns_roce_ah.c:65:13: warning: unused variable 'max_sl' [-Wunused-variable]
65 | u32 max_sl;
| ^~~~~~
vim +/sl_num +4864 drivers/infiniband/hw/hns/hns_roce_hw_v2.c
4854
4855 static int hns_roce_set_sl(struct ib_qp *ibqp,
4856 const struct ib_qp_attr *attr,
4857 struct hns_roce_v2_qp_context *context,
4858 struct hns_roce_v2_qp_context *qpc_mask)
4859 {
4860 const struct ib_global_route *grh = rdma_ah_read_grh(&attr->ah_attr);
4861 struct hns_roce_dev *hr_dev = to_hr_dev(ibqp->device);
4862 struct hns_roce_qp *hr_qp = to_hr_qp(ibqp);
4863 struct ib_device *ibdev = &hr_dev->ib_dev;
> 4864 u32 sl_num;
4865 int ret;
4866
4867 ret = hns_roce_hw_v2_get_dscp(hr_dev, get_tclass(&attr->ah_attr.grh),
4868 &hr_qp->tc_mode, &hr_qp->priority);
4869 if (ret && ret != -EOPNOTSUPP &&
4870 grh->sgid_attr->gid_type == IB_GID_TYPE_ROCE_UDP_ENCAP) {
4871 ibdev_err_ratelimited(ibdev,
4872 "failed to get dscp, ret = %d.\n", ret);
4873 return ret;
4874 }
4875
4876 if (hr_qp->tc_mode == HNAE3_TC_MAP_MODE_DSCP &&
4877 grh->sgid_attr->gid_type == IB_GID_TYPE_ROCE_UDP_ENCAP)
4878 hr_qp->sl = hr_qp->priority;
4879 else
4880 hr_qp->sl = rdma_ah_get_sl(&attr->ah_attr);
4881
4882 if (!check_sl_valid(hr_dev, hr_qp->sl))
4883 return -EINVAL;
4884
4885 hr_reg_write(context, QPC_SL, hr_qp->sl);
4886 hr_reg_clear(qpc_mask, QPC_SL);
4887
4888 return 0;
4889 }
4890
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next reply other threads:[~2024-04-08 16:14 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-08 16:14 kernel test robot [this message]
2024-04-09 7:28 ` [rdma:wip/leon-for-next 12/12] drivers/infiniband/hw/hns/hns_roce_hw_v2.c:4864:13: warning: unused variable 'sl_num' Leon Romanovsky
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