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Message-ID: <202306151110.z8I0lY3U-lkp@intel.com>
Date: Thu, 15 Jun 2023 12:07:44 +0800
From: kernel test robot <lkp@...el.com>
To: Jisheng Zhang <jszhang@...nel.org>,
Giuseppe Cavallaro <peppe.cavallaro@...com>,
Alexandre Torgue <alexandre.torgue@...s.st.com>,
Jose Abreu <joabreu@...opsys.com>,
"David S . Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
Maxime Coquelin <mcoquelin.stm32@...il.com>,
Chen-Yu Tsai <wens@...e.org>,
Jernej Skrabec <jernej.skrabec@...il.com>,
Samuel Holland <samuel@...lland.org>
Cc: oe-kbuild-all@...ts.linux.dev, netdev@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
linux-sunxi@...ts.linux.dev
Subject: Re: [PATCH 3/3] net: stmmac: use pcpu statistics where necessary
Hi Jisheng,
kernel test robot noticed the following build errors:
[auto build test ERROR on sunxi/sunxi/for-next]
[also build test ERROR on linus/master v6.4-rc6]
[cannot apply to next-20230614]
[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/Jisheng-Zhang/net-stmmac-don-t-clear-network-statistics-in-ndo_open/20230615-003137
base: https://git.kernel.org/pub/scm/linux/kernel/git/sunxi/linux.git sunxi/for-next
patch link: https://lore.kernel.org/r/20230614161847.4071-4-jszhang%40kernel.org
patch subject: [PATCH 3/3] net: stmmac: use pcpu statistics where necessary
config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20230615/202306151110.z8I0lY3U-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build):
git remote add sunxi https://git.kernel.org/pub/scm/linux/kernel/git/sunxi/linux.git
git fetch sunxi sunxi/for-next
git checkout sunxi/sunxi/for-next
b4 shazam https://lore.kernel.org/r/20230614161847.4071-4-jszhang@kernel.org
# save the config file
mkdir build_dir && cp config build_dir/.config
make W=1 O=build_dir ARCH=x86_64 olddefconfig
make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash
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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202306151110.z8I0lY3U-lkp@intel.com/
All errors (new ones prefixed by >>):
drivers/net/ethernet/stmicro/stmmac/stmmac_main.c: In function 'stmmac_dvr_probe':
>> drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:7243:20: error: 'struct stmmac_priv' has no member named 'xstas'; did you mean 'xstats'?
7243 | if (!priv->xstas.pstats)
| ^~~~~
| xstats
vim +7243 drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
7211
7212 /**
7213 * stmmac_dvr_probe
7214 * @device: device pointer
7215 * @plat_dat: platform data pointer
7216 * @res: stmmac resource pointer
7217 * Description: this is the main probe function used to
7218 * call the alloc_etherdev, allocate the priv structure.
7219 * Return:
7220 * returns 0 on success, otherwise errno.
7221 */
7222 int stmmac_dvr_probe(struct device *device,
7223 struct plat_stmmacenet_data *plat_dat,
7224 struct stmmac_resources *res)
7225 {
7226 struct net_device *ndev = NULL;
7227 struct stmmac_priv *priv;
7228 u32 rxq;
7229 int i, ret = 0;
7230
7231 ndev = devm_alloc_etherdev_mqs(device, sizeof(struct stmmac_priv),
7232 MTL_MAX_TX_QUEUES, MTL_MAX_RX_QUEUES);
7233 if (!ndev)
7234 return -ENOMEM;
7235
7236 SET_NETDEV_DEV(ndev, device);
7237
7238 priv = netdev_priv(ndev);
7239 priv->device = device;
7240 priv->dev = ndev;
7241
7242 priv->xstats.pstats = devm_netdev_alloc_pcpu_stats(device, struct stmmac_pcpu_stats);
> 7243 if (!priv->xstas.pstats)
7244 return -ENOMEM;
7245
7246 stmmac_set_ethtool_ops(ndev);
7247 priv->pause = pause;
7248 priv->plat = plat_dat;
7249 priv->ioaddr = res->addr;
7250 priv->dev->base_addr = (unsigned long)res->addr;
7251 priv->plat->dma_cfg->multi_msi_en = priv->plat->multi_msi_en;
7252
7253 priv->dev->irq = res->irq;
7254 priv->wol_irq = res->wol_irq;
7255 priv->lpi_irq = res->lpi_irq;
7256 priv->sfty_ce_irq = res->sfty_ce_irq;
7257 priv->sfty_ue_irq = res->sfty_ue_irq;
7258 for (i = 0; i < MTL_MAX_RX_QUEUES; i++)
7259 priv->rx_irq[i] = res->rx_irq[i];
7260 for (i = 0; i < MTL_MAX_TX_QUEUES; i++)
7261 priv->tx_irq[i] = res->tx_irq[i];
7262
7263 if (!is_zero_ether_addr(res->mac))
7264 eth_hw_addr_set(priv->dev, res->mac);
7265
7266 dev_set_drvdata(device, priv->dev);
7267
7268 /* Verify driver arguments */
7269 stmmac_verify_args();
7270
7271 priv->af_xdp_zc_qps = bitmap_zalloc(MTL_MAX_TX_QUEUES, GFP_KERNEL);
7272 if (!priv->af_xdp_zc_qps)
7273 return -ENOMEM;
7274
7275 /* Allocate workqueue */
7276 priv->wq = create_singlethread_workqueue("stmmac_wq");
7277 if (!priv->wq) {
7278 dev_err(priv->device, "failed to create workqueue\n");
7279 ret = -ENOMEM;
7280 goto error_wq_init;
7281 }
7282
7283 INIT_WORK(&priv->service_task, stmmac_service_task);
7284
7285 /* Initialize Link Partner FPE workqueue */
7286 INIT_WORK(&priv->fpe_task, stmmac_fpe_lp_task);
7287
7288 /* Override with kernel parameters if supplied XXX CRS XXX
7289 * this needs to have multiple instances
7290 */
7291 if ((phyaddr >= 0) && (phyaddr <= 31))
7292 priv->plat->phy_addr = phyaddr;
7293
7294 if (priv->plat->stmmac_rst) {
7295 ret = reset_control_assert(priv->plat->stmmac_rst);
7296 reset_control_deassert(priv->plat->stmmac_rst);
7297 /* Some reset controllers have only reset callback instead of
7298 * assert + deassert callbacks pair.
7299 */
7300 if (ret == -ENOTSUPP)
7301 reset_control_reset(priv->plat->stmmac_rst);
7302 }
7303
7304 ret = reset_control_deassert(priv->plat->stmmac_ahb_rst);
7305 if (ret == -ENOTSUPP)
7306 dev_err(priv->device, "unable to bring out of ahb reset: %pe\n",
7307 ERR_PTR(ret));
7308
7309 /* Init MAC and get the capabilities */
7310 ret = stmmac_hw_init(priv);
7311 if (ret)
7312 goto error_hw_init;
7313
7314 /* Only DWMAC core version 5.20 onwards supports HW descriptor prefetch.
7315 */
7316 if (priv->synopsys_id < DWMAC_CORE_5_20)
7317 priv->plat->dma_cfg->dche = false;
7318
7319 stmmac_check_ether_addr(priv);
7320
7321 ndev->netdev_ops = &stmmac_netdev_ops;
7322
7323 ndev->xdp_metadata_ops = &stmmac_xdp_metadata_ops;
7324
7325 ndev->hw_features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM |
7326 NETIF_F_RXCSUM;
7327 ndev->xdp_features = NETDEV_XDP_ACT_BASIC | NETDEV_XDP_ACT_REDIRECT |
7328 NETDEV_XDP_ACT_XSK_ZEROCOPY |
7329 NETDEV_XDP_ACT_NDO_XMIT;
7330
7331 ret = stmmac_tc_init(priv, priv);
7332 if (!ret) {
7333 ndev->hw_features |= NETIF_F_HW_TC;
7334 }
7335
7336 if ((priv->plat->tso_en) && (priv->dma_cap.tsoen)) {
7337 ndev->hw_features |= NETIF_F_TSO | NETIF_F_TSO6;
7338 if (priv->plat->has_gmac4)
7339 ndev->hw_features |= NETIF_F_GSO_UDP_L4;
7340 priv->tso = true;
7341 dev_info(priv->device, "TSO feature enabled\n");
7342 }
7343
7344 if (priv->dma_cap.sphen && !priv->plat->sph_disable) {
7345 ndev->hw_features |= NETIF_F_GRO;
7346 priv->sph_cap = true;
7347 priv->sph = priv->sph_cap;
7348 dev_info(priv->device, "SPH feature enabled\n");
7349 }
7350
7351 /* Ideally our host DMA address width is the same as for the
7352 * device. However, it may differ and then we have to use our
7353 * host DMA width for allocation and the device DMA width for
7354 * register handling.
7355 */
7356 if (priv->plat->host_dma_width)
7357 priv->dma_cap.host_dma_width = priv->plat->host_dma_width;
7358 else
7359 priv->dma_cap.host_dma_width = priv->dma_cap.addr64;
7360
7361 if (priv->dma_cap.host_dma_width) {
7362 ret = dma_set_mask_and_coherent(device,
7363 DMA_BIT_MASK(priv->dma_cap.host_dma_width));
7364 if (!ret) {
7365 dev_info(priv->device, "Using %d/%d bits DMA host/device width\n",
7366 priv->dma_cap.host_dma_width, priv->dma_cap.addr64);
7367
7368 /*
7369 * If more than 32 bits can be addressed, make sure to
7370 * enable enhanced addressing mode.
7371 */
7372 if (IS_ENABLED(CONFIG_ARCH_DMA_ADDR_T_64BIT))
7373 priv->plat->dma_cfg->eame = true;
7374 } else {
7375 ret = dma_set_mask_and_coherent(device, DMA_BIT_MASK(32));
7376 if (ret) {
7377 dev_err(priv->device, "Failed to set DMA Mask\n");
7378 goto error_hw_init;
7379 }
7380
7381 priv->dma_cap.host_dma_width = 32;
7382 }
7383 }
7384
7385 ndev->features |= ndev->hw_features | NETIF_F_HIGHDMA;
7386 ndev->watchdog_timeo = msecs_to_jiffies(watchdog);
7387 #ifdef STMMAC_VLAN_TAG_USED
7388 /* Both mac100 and gmac support receive VLAN tag detection */
7389 ndev->features |= NETIF_F_HW_VLAN_CTAG_RX | NETIF_F_HW_VLAN_STAG_RX;
7390 if (priv->dma_cap.vlhash) {
7391 ndev->features |= NETIF_F_HW_VLAN_CTAG_FILTER;
7392 ndev->features |= NETIF_F_HW_VLAN_STAG_FILTER;
7393 }
7394 if (priv->dma_cap.vlins) {
7395 ndev->features |= NETIF_F_HW_VLAN_CTAG_TX;
7396 if (priv->dma_cap.dvlan)
7397 ndev->features |= NETIF_F_HW_VLAN_STAG_TX;
7398 }
7399 #endif
7400 priv->msg_enable = netif_msg_init(debug, default_msg_level);
7401
7402 priv->xstats.threshold = tc;
7403
7404 /* Initialize RSS */
7405 rxq = priv->plat->rx_queues_to_use;
7406 netdev_rss_key_fill(priv->rss.key, sizeof(priv->rss.key));
7407 for (i = 0; i < ARRAY_SIZE(priv->rss.table); i++)
7408 priv->rss.table[i] = ethtool_rxfh_indir_default(i, rxq);
7409
7410 if (priv->dma_cap.rssen && priv->plat->rss_en)
7411 ndev->features |= NETIF_F_RXHASH;
7412
7413 ndev->vlan_features |= ndev->features;
7414 /* TSO doesn't work on VLANs yet */
7415 ndev->vlan_features &= ~NETIF_F_TSO;
7416
7417 /* MTU range: 46 - hw-specific max */
7418 ndev->min_mtu = ETH_ZLEN - ETH_HLEN;
7419 if (priv->plat->has_xgmac)
7420 ndev->max_mtu = XGMAC_JUMBO_LEN;
7421 else if ((priv->plat->enh_desc) || (priv->synopsys_id >= DWMAC_CORE_4_00))
7422 ndev->max_mtu = JUMBO_LEN;
7423 else
7424 ndev->max_mtu = SKB_MAX_HEAD(NET_SKB_PAD + NET_IP_ALIGN);
7425 /* Will not overwrite ndev->max_mtu if plat->maxmtu > ndev->max_mtu
7426 * as well as plat->maxmtu < ndev->min_mtu which is a invalid range.
7427 */
7428 if ((priv->plat->maxmtu < ndev->max_mtu) &&
7429 (priv->plat->maxmtu >= ndev->min_mtu))
7430 ndev->max_mtu = priv->plat->maxmtu;
7431 else if (priv->plat->maxmtu < ndev->min_mtu)
7432 dev_warn(priv->device,
7433 "%s: warning: maxmtu having invalid value (%d)\n",
7434 __func__, priv->plat->maxmtu);
7435
7436 if (flow_ctrl)
7437 priv->flow_ctrl = FLOW_AUTO; /* RX/TX pause on */
7438
7439 ndev->priv_flags |= IFF_LIVE_ADDR_CHANGE;
7440
7441 /* Setup channels NAPI */
7442 stmmac_napi_add(ndev);
7443
7444 mutex_init(&priv->lock);
7445
7446 /* If a specific clk_csr value is passed from the platform
7447 * this means that the CSR Clock Range selection cannot be
7448 * changed at run-time and it is fixed. Viceversa the driver'll try to
7449 * set the MDC clock dynamically according to the csr actual
7450 * clock input.
7451 */
7452 if (priv->plat->clk_csr >= 0)
7453 priv->clk_csr = priv->plat->clk_csr;
7454 else
7455 stmmac_clk_csr_set(priv);
7456
7457 stmmac_check_pcs_mode(priv);
7458
7459 pm_runtime_get_noresume(device);
7460 pm_runtime_set_active(device);
7461 if (!pm_runtime_enabled(device))
7462 pm_runtime_enable(device);
7463
7464 if (priv->hw->pcs != STMMAC_PCS_TBI &&
7465 priv->hw->pcs != STMMAC_PCS_RTBI) {
7466 /* MDIO bus Registration */
7467 ret = stmmac_mdio_register(ndev);
7468 if (ret < 0) {
7469 dev_err_probe(priv->device, ret,
7470 "%s: MDIO bus (id: %d) registration failed\n",
7471 __func__, priv->plat->bus_id);
7472 goto error_mdio_register;
7473 }
7474 }
7475
7476 if (priv->plat->speed_mode_2500)
7477 priv->plat->speed_mode_2500(ndev, priv->plat->bsp_priv);
7478
7479 if (priv->plat->mdio_bus_data && priv->plat->mdio_bus_data->has_xpcs) {
7480 ret = stmmac_xpcs_setup(priv->mii);
7481 if (ret)
7482 goto error_xpcs_setup;
7483 }
7484
7485 ret = stmmac_phy_setup(priv);
7486 if (ret) {
7487 netdev_err(ndev, "failed to setup phy (%d)\n", ret);
7488 goto error_phy_setup;
7489 }
7490
7491 ret = register_netdev(ndev);
7492 if (ret) {
7493 dev_err(priv->device, "%s: ERROR %i registering the device\n",
7494 __func__, ret);
7495 goto error_netdev_register;
7496 }
7497
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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