Re: [PATCH 1/2] nvme: remove workarounds for gcc bug wrt unnamed fields in initializers

From: kernel test robot
Date: Thu Jun 18 2020 - 22:28:05 EST


Hi Niklas,

I love your patch! Yet something to improve:

[auto build test ERROR on block/for-next]
[also build test ERROR on linus/master v5.8-rc1 next-20200618]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use as documented in
https://git-scm.com/docs/git-format-patch]

url: https://github.com/0day-ci/linux/commits/Niklas-Cassel/nvme-remove-workarounds-for-gcc-bug-wrt-unnamed-fields-in-initializers/20200618-223525
base: https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git for-next
config: x86_64-allyesconfig (attached as .config)
compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project 487ca07fcc75d52755c9fe2ee05bcb3b6eeeec44)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# install x86_64 cross compiling tool for clang build
# apt-get install binutils-x86-64-linux-gnu
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

>> drivers/nvme/host/rdma.c:1814:20: error: use of undeclared identifier 'priv'
.private_data = &priv,
^
drivers/nvme/host/rdma.c:1815:30: error: use of undeclared identifier 'priv'
.private_data_len = sizeof(priv),
^
2 errors generated.

vim +/priv +1814 drivers/nvme/host/rdma.c

1803
1804 static int nvme_rdma_route_resolved(struct nvme_rdma_queue *queue)
1805 {
1806 struct nvme_rdma_ctrl *ctrl = queue->ctrl;
1807 struct rdma_conn_param param = {
1808 .qp_num = queue->qp->qp_num,
1809 .flow_control = 1,
1810 .responder_resources = queue->device->dev->attrs.max_qp_rd_atom,
1811 /* maximum retry count */
1812 .retry_count = 7,
1813 .rnr_retry_count = 7,
> 1814 .private_data = &priv,
1815 .private_data_len = sizeof(priv),
1816 };
1817 struct nvme_rdma_cm_req priv = {
1818 .recfmt = cpu_to_le16(NVME_RDMA_CM_FMT_1_0),
1819 .qid = cpu_to_le16(nvme_rdma_queue_idx(queue)),
1820 };
1821 int ret;
1822
1823 /*
1824 * set the admin queue depth to the minimum size
1825 * specified by the Fabrics standard.
1826 */
1827 if (priv.qid == 0) {
1828 priv.hrqsize = cpu_to_le16(NVME_AQ_DEPTH);
1829 priv.hsqsize = cpu_to_le16(NVME_AQ_DEPTH - 1);
1830 } else {
1831 /*
1832 * current interpretation of the fabrics spec
1833 * is at minimum you make hrqsize sqsize+1, or a
1834 * 1's based representation of sqsize.
1835 */
1836 priv.hrqsize = cpu_to_le16(queue->queue_size);
1837 priv.hsqsize = cpu_to_le16(queue->ctrl->ctrl.sqsize);
1838 }
1839
1840 ret = rdma_connect(queue->cm_id, &param);
1841 if (ret) {
1842 dev_err(ctrl->ctrl.device,
1843 "rdma_connect failed (%d).\n", ret);
1844 goto out_destroy_queue_ib;
1845 }
1846
1847 return 0;
1848
1849 out_destroy_queue_ib:
1850 nvme_rdma_destroy_queue_ib(queue);
1851 return ret;
1852 }
1853

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

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