Hi Xuan, kernel test robot noticed the following build warnings: [auto build test WARNING on mst-vhost/linux-next] [also build test WARNING on linus/master v6.7-rc8] [cannot apply to net-next/main horms-ipvs/master next-20231222] [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/Xuan-Zhuo/virtio_net-introduce-device-stats-feature-and-structures/20231226-153227 base: https://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git linux-next patch link: https://lore.kernel.org/r/20231226073103.116153-5-xuanzhuo%40linux.alibaba.com patch subject: [PATCH net-next v1 4/6] virtio_net: stats map include driver stats config: x86_64-randconfig-121-20240101 (https://download.01.org/0day-ci/archive/20240102/202401020928.JpmKXuhu-lkp@xxxxxxxxx/config) compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240102/202401020928.JpmKXuhu-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/202401020928.JpmKXuhu-lkp@xxxxxxxxx/ sparse warnings: (new ones prefixed by >>) >> drivers/net/virtio_net.c:3416:83: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected restricted __virtio64 [usertype] val @@ got unsigned long long const [usertype] @@ drivers/net/virtio_net.c:3416:83: sparse: expected restricted __virtio64 [usertype] val drivers/net/virtio_net.c:3416:83: sparse: got unsigned long long const [usertype] drivers/net/virtio_net.c:3500:52: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected restricted __virtio16 [usertype] val @@ got restricted __le16 [usertype] vq_index @@ drivers/net/virtio_net.c:3500:52: sparse: expected restricted __virtio16 [usertype] val drivers/net/virtio_net.c:3500:52: sparse: got restricted __le16 [usertype] vq_index drivers/net/virtio_net.c:3498:81: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected restricted __virtio16 [usertype] val @@ got restricted __le16 [usertype] size @@ drivers/net/virtio_net.c:3498:81: sparse: expected restricted __virtio16 [usertype] val drivers/net/virtio_net.c:3498:81: sparse: got restricted __le16 [usertype] size drivers/net/virtio_net.c:3549:82: sparse: sparse: incorrect type in argument 2 (different base types) @@ expected restricted __virtio64 [usertype] val @@ got restricted __le64 [assigned] [usertype] v @@ drivers/net/virtio_net.c:3549:82: sparse: expected restricted __virtio64 [usertype] val drivers/net/virtio_net.c:3549:82: sparse: got restricted __le64 [assigned] [usertype] v vim +3416 drivers/net/virtio_net.c 3378 3379 static void virtnet_fill_stats(struct virtnet_info *vi, u32 qid, 3380 struct virtnet_stats_ctx *ctx, 3381 const u8 *base, bool from_driver, u8 type) 3382 { 3383 struct virtnet_stats_map *m; 3384 const u64_stats_t *v_stat; 3385 u32 queue_type; 3386 const u64 *v; 3387 u64 offset; 3388 int i, j; 3389 3390 if (qid == vi->max_queue_pairs * 2) { 3391 offset = 0; 3392 queue_type = VIRTNET_STATS_Q_TYPE_CQ; 3393 } else if (qid % 2) { 3394 offset = ctx->num_cq + ctx->num_rx * vi->curr_queue_pairs + ctx->num_tx * (qid / 2); 3395 queue_type = VIRTNET_STATS_Q_TYPE_TX; 3396 } else { 3397 offset = ctx->num_cq + ctx->num_rx * (qid / 2); 3398 queue_type = VIRTNET_STATS_Q_TYPE_RX; 3399 } 3400 3401 for (i = 0; i < ARRAY_SIZE(virtio_net_stats_map); ++i) { 3402 m = &virtio_net_stats_map[i]; 3403 3404 if (m->queue_type != queue_type) 3405 continue; 3406 3407 if (from_driver != m->from_driver) 3408 goto skip; 3409 3410 if (type != m->type) 3411 goto skip; 3412 3413 for (j = 0; j < m->num; ++j) { 3414 if (!from_driver) { 3415 v = (const u64 *)(base + m->desc[j].offset); > 3416 ctx->data[offset + j] = virtio64_to_cpu(vi->vdev, *v); 3417 } else { 3418 v_stat = (const u64_stats_t *)(base + m->desc[j].offset); 3419 ctx->data[offset + j] = u64_stats_read(v_stat); 3420 } 3421 } 3422 3423 break; 3424 skip: 3425 if (virtnet_stats_valid(vi, m)) 3426 offset += m->num; 3427 } 3428 } 3429 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
