Hi Dou, Thank you for the patch! Yet something to improve: [auto build test ERROR on pm/linux-next] [also build test ERROR on v4.18 next-20180822] [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/Dou-Liyang/acpi-processor-Fix-the-return-value-of-acpi_processor_ids_walk/20180823-165002 base: https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next config: i386-randconfig-h0-08231413 (attached as .config) compiler: gcc-4.9 (Debian 4.9.4-2) 4.9.4 reproduce: # save the attached .config to linux build tree make ARCH=i386 All errors (new ones prefixed by >>): drivers//acpi/acpi_processor.c: In function 'acpi_processor_ids_walk': >> drivers//acpi/acpi_processor.c:646:3: error: implicit declaration of function 'acpi_ut_status_exit' [-Werror=implicit-function-declaration] return_ACPI_STATUS(status); ^ cc1: some warnings being treated as errors vim +/acpi_ut_status_exit +646 drivers//acpi/acpi_processor.c 632 633 static acpi_status __init acpi_processor_ids_walk(acpi_handle handle, 634 u32 lvl, 635 void *context, 636 void **rv) 637 { 638 acpi_status status; 639 acpi_object_type acpi_type; 640 unsigned long long uid; 641 union acpi_object object = { 0 }; 642 struct acpi_buffer buffer = { sizeof(union acpi_object), &object }; 643 644 status = acpi_get_type(handle, &acpi_type); 645 if (ACPI_FAILURE(status)) > 646 return_ACPI_STATUS(status); 647 648 switch (acpi_type) { 649 case ACPI_TYPE_PROCESSOR: 650 status = acpi_evaluate_object(handle, NULL, NULL, &buffer); 651 if (ACPI_FAILURE(status)) 652 goto err; 653 uid = object.processor.proc_id; 654 break; 655 656 case ACPI_TYPE_DEVICE: 657 status = acpi_evaluate_integer(handle, "_UID", NULL, &uid); 658 if (ACPI_FAILURE(status)) 659 goto err; 660 break; 661 default: 662 goto err; 663 } 664 665 processor_validated_ids_update(uid); 666 return AE_OK; 667 668 err: 669 /* Exit on error, but don't abort the namespace walk */ 670 acpi_handle_info(handle, "Invalid processor object\n"); 671 return AE_OK; 672 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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