Hi Emil, [auto build test ERROR on pci/next] [also build test ERROR on v4.10-rc2 next-20170104] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Emil-Tantilov/PCI-introduce-locked-pci_add-remove_virtfn/20170104-193518 base: https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git next config: powerpc-defconfig (attached as .config) compiler: powerpc64-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705 reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=powerpc All errors (new ones prefixed by >>): arch/powerpc/kernel/eeh_driver.c: In function 'eeh_add_virt_device': >> arch/powerpc/kernel/eeh_driver.c:444:2: error: implicit declaration of >> function 'pci_iov_add_virtfn_locked' [-Werror=implicit-function-declaration] pci_iov_add_virtfn_locked(edev->physfn, pdn->vf_index, 0); ^~~~~~~~~~~~~~~~~~~~~~~~~ arch/powerpc/kernel/eeh_driver.c: In function 'eeh_rmv_device': >> arch/powerpc/kernel/eeh_driver.c:502:3: error: implicit declaration of >> function 'pci_iov_remove_virtfn_locked' >> [-Werror=implicit-function-declaration] pci_iov_remove_virtfn_locked(edev->physfn, pdn->vf_index, 0); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: all warnings being treated as errors vim +/pci_iov_add_virtfn_locked +444 arch/powerpc/kernel/eeh_driver.c 438 eeh_pcid_put(dev); 439 if (driver->err_handler) 440 return NULL; 441 } 442 443 #ifdef CONFIG_PPC_POWERNV > 444 pci_iov_add_virtfn_locked(edev->physfn, pdn->vf_index, 0); 445 #endif 446 return NULL; 447 } 448 449 static void *eeh_rmv_device(void *data, void *userdata) 450 { 451 struct pci_driver *driver; 452 struct eeh_dev *edev = (struct eeh_dev *)data; 453 struct pci_dev *dev = eeh_dev_to_pci_dev(edev); 454 struct eeh_rmv_data *rmv_data = (struct eeh_rmv_data *)userdata; 455 int *removed = rmv_data ? &rmv_data->removed : NULL; 456 457 /* 458 * Actually, we should remove the PCI bridges as well. 459 * However, that's lots of complexity to do that, 460 * particularly some of devices under the bridge might 461 * support EEH. So we just care about PCI devices for 462 * simplicity here. 463 */ 464 if (!dev || (dev->hdr_type == PCI_HEADER_TYPE_BRIDGE)) 465 return NULL; 466 467 /* 468 * We rely on count-based pcibios_release_device() to 469 * detach permanently offlined PEs. Unfortunately, that's 470 * not reliable enough. We might have the permanently 471 * offlined PEs attached, but we needn't take care of 472 * them and their child devices. 473 */ 474 if (eeh_dev_removed(edev)) 475 return NULL; 476 477 driver = eeh_pcid_get(dev); 478 if (driver) { 479 eeh_pcid_put(dev); 480 if (removed && 481 eeh_pe_passed(edev->pe)) 482 return NULL; 483 if (removed && 484 driver->err_handler && 485 driver->err_handler->error_detected && 486 driver->err_handler->slot_reset) 487 return NULL; 488 } 489 490 /* Remove it from PCI subsystem */ 491 pr_debug("EEH: Removing %s without EEH sensitive driver\n", 492 pci_name(dev)); 493 edev->bus = dev->bus; 494 edev->mode |= EEH_DEV_DISCONNECTED; 495 if (removed) 496 (*removed)++; 497 498 if (edev->physfn) { 499 #ifdef CONFIG_PPC_POWERNV 500 struct pci_dn *pdn = eeh_dev_to_pdn(edev); 501 > 502 pci_iov_remove_virtfn_locked(edev->physfn, > pdn->vf_index, 0); 503 edev->pdev = NULL; 504 505 /* --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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