tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: 17cadcdf512f891675c3c9df62bcf05511293ae9 commit: 592817a30ddc0ef43c7f5b5fe906ae37cf3bea3b [3214/3214] crypto: ccp: add ccp-mdev functionality to the ccp module. config: x86_64-buildonly-randconfig-005-20251118 (https://download.01.org/0day-ci/archive/20251118/202511180451.SpjYxpJv-lkp@i...) compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251118/202511180451.SpjYxpJv-lkp@i...) 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@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202511180451.SpjYxpJv-lkp@intel.com/ All errors (new ones prefixed by >>):

...

drivers/crypto/ccp/hygon/ccp-mdev.c:895:17: error: no member named 'numa_node' in 'struct device' 895 | if (pdev->dev.numa_node >= 0) | ~~~~~~~~~ ^ drivers/crypto/ccp/hygon/ccp-mdev.c:896:31: error: no member named 'numa_node' in 'struct device' 896 | addr.numa_node = pdev->dev.numa_node; | ~~~~~~~~~ ^ drivers/crypto/ccp/hygon/ccp-mdev.c:1144:15: warning: no previous prototype for function 'ccp_pin_memory' [-Wmissing-prototypes] 1144 | struct page **ccp_pin_memory(struct ccp_private *private, unsigned long uaddr, | ^ drivers/crypto/ccp/hygon/ccp-mdev.c:1144:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 1144 | struct page **ccp_pin_memory(struct ccp_private *private, unsigned long uaddr, | ^ | static drivers/crypto/ccp/hygon/ccp-mdev.c:1542:54: error: no member named 'numa_node' in 'struct device' 1542 | numa_node = ccp_mdev_data.iommu[page_idx].pdev->dev.numa_node; | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^ 1 warning and 3 errors generated.

vim +895 drivers/crypto/ccp/hygon/ccp-mdev.c 720 721 static long ccp_ioctl(struct file *file, unsigned int cmd, unsigned long arg) 722 { 723 struct mdev_state *mdev_state = file->private_data; 724 unsigned long minsz; 725 int ret = 0; 726 727 switch (cmd) { 728 case VFIO_DEVICE_GET_INFO: 729 { 730 struct vfio_device_info info; 731 732 minsz = offsetofend(struct vfio_device_info, num_irqs); 733 734 if (copy_from_user(&info, (void __user *)arg, minsz)) 735 return -EFAULT; 736 737 if (info.argsz < minsz) 738 return -EINVAL; 739 740 ret = ccp_get_device_info(mdev_state, &info); 741 if (ret) 742 return ret; 743 744 memcpy(&mdev_state->dev_info, &info, sizeof(info)); 745 746 if (copy_to_user((void __user *)arg, &info, minsz)) 747 return -EFAULT; 748 749 return 0; 750 } 751 case VFIO_DEVICE_GET_REGION_INFO: 752 { 753 struct vfio_region_info info; 754 u16 cap_type_id = 0; 755 void *cap_type = NULL; 756 757 minsz = offsetofend(struct vfio_region_info, offset); 758 759 if (copy_from_user(&info, (void __user *)arg, minsz)) 760 return -EFAULT; 761 762 if (info.argsz < minsz) 763 return -EINVAL; 764 765 ret = ccp_get_region_info(mdev_state, &info, &cap_type_id, 766 &cap_type); 767 if (ret) 768 return ret; 769 770 if (copy_to_user((void __user *)arg, &info, minsz)) 771 return -EFAULT; 772 773 return 0; 774 } 775 case VFIO_DEVICE_GET_IRQ_INFO: 776 { 777 struct vfio_irq_info info; 778 779 minsz = offsetofend(struct vfio_irq_info, count); 780 781 if (copy_from_user(&info, (void __user *)arg, minsz)) 782 return -EFAULT; 783 784 if ((info.argsz < minsz) || 785 (info.index >= mdev_state->dev_info.num_irqs)) 786 return -EINVAL; 787 788 ret = ccp_get_irq_info(mdev_state, &info); 789 if (ret) 790 return ret; 791 792 if (copy_to_user((void __user *)arg, &info, minsz)) 793 return -EFAULT; 794 795 return 0; 796 } 797 case VFIO_DEVICE_SET_IRQS: 798 { 799 struct vfio_irq_set hdr; 800 u8 *data = NULL; 801 size_t data_size = 0; 802 803 minsz = offsetofend(struct vfio_irq_set, count); 804 805 if (copy_from_user(&hdr, (void __user *)arg, minsz)) 806 return -EFAULT; 807 808 ret = ccp_set_irqs_validate_and_prepare(&hdr, mdev_state->dev_info.num_irqs, 809 mdev_state->dev_info.num_irqs, &data_size); 810 if (ret) 811 return ret; 812 813 if (data_size) { 814 data = memdup_user((void __user *)(arg + minsz), data_size); 815 if (IS_ERR(data)) 816 return PTR_ERR(data); 817 } 818 819 mutex_lock(&mdev_state->ops_lock); 820 ret = ccp_set_irq_efds(mdev_state, &hdr, data); 821 mutex_unlock(&mdev_state->ops_lock); 822 kfree(data); 823 824 return ret; 825 } 826 case VFIO_DEVICE_CCP_SET_MODE: 827 { 828 struct hygon_ccp_dev_wrapper *ccp_wrapper = mdev_state->iommu->wrapper; 829 unsigned long flags; 830 831 if (!write_trylock_irqsave(&ccp_wrapper->q_lock, flags)) 832 return -EAGAIN; 833 834 if (ccp_wrapper->used_mode == arg) { 835 write_unlock_irqrestore(&ccp_wrapper->q_lock, flags); 836 return 0; 837 } 838 839 switch (arg) { 840 case _KERNEL_SPACE_USED: 841 ccp_wrapper->used_mode = _KERNEL_SPACE_USED; 842 ccp_dev_iommu_detach_device(ccp_wrapper->pdev); 843 ccp_dev_queue_switch(ccp_wrapper->cdev); 844 ccp_add_device(ccp_wrapper->cdev); 845 break; 846 case _USER_SPACE_USED: 847 if (ccp_wrapper->del_flag == 0) { 848 ccp_del_device(ccp_wrapper->cdev); 849 ccp_wrapper->del_flag = 1; 850 } 851 if (ccp_dev_kernel_mode_used_state(ccp_wrapper->cdev)) { 852 ret = -EAGAIN; 853 break; 854 } 855 if (ccp_dev_iommu_attach_device(ccp_wrapper->pdev)) { 856 ccp_add_device(ccp_wrapper->cdev); 857 ccp_wrapper->del_flag = 0; 858 ret = -EINVAL; 859 } else { 860 ccp_wrapper->used_mode = _USER_SPACE_USED; 861 ccp_ectx_list_init(ccp_wrapper); 862 ccp_dev_usermode_userid_clear(mdev_state->iommu->id); 863 } 864 break; 865 default: 866 pr_err("arg = %lu, invalid.\n", arg); 867 ret = -EINVAL; 868 break; 869 } 870 871 write_unlock_irqrestore(&ccp_wrapper->q_lock, flags); 872 return ret; 873 } 874 case VFIO_DEVICE_CCP_GET_MODE: 875 { 876 struct hygon_ccp_dev_wrapper *ccp_wrapper = mdev_state->iommu->wrapper; 877 878 if (put_user(ccp_wrapper->used_mode, (int __user *)arg)) 879 return -EFAULT; 880 881 return 0; 882 } 883 case VFIO_DEVICE_GET_PCI_ADDR: 884 { 885 struct pci_dev *pdev = mdev_state->iommu->pdev; 886 struct mccp_pci_addr addr; 887 888 if (copy_from_user(&addr, (void __user *)arg, sizeof(addr))) 889 return -EFAULT; 890 891 addr.domain = pci_domain_nr(pdev->bus); 892 addr.bus = pdev->bus->number; 893 addr.devid = PCI_SLOT(pdev->devfn); 894 addr.function = PCI_FUNC(pdev->devfn);

895 if (pdev->dev.numa_node >= 0) 896 addr.numa_node = pdev->dev.numa_node; 897 else 898 addr.numa_node = 0; 899 900 if (copy_to_user((void __user *)arg, &addr, sizeof(addr))) 901 return -EFAULT; 902 903 return 0; 904 } 905 case VFIO_DEVICE_GET_PCI_ID: 906 { 907 struct pci_dev *pdev = mdev_state->iommu->pdev; 908 struct mccp_pci_id pid; 909 910 if (copy_from_user(&pid, (void __user *)arg, sizeof(pid))) 911 return -EFAULT; 912 913 pid.class = pdev->class; 914 pid.vendor = pdev->vendor; 915 pid.device = pdev->device; 916 pid.subsystem_vendor = pdev->subsystem_vendor; 917 pid.subsystem_device = pdev->subsystem_device; 918 919 if (copy_to_user((void __user *)arg, &pid, sizeof(pid))) 920 return -EFAULT; 921 922 return 0; 923 } 924 case VFIO_DEVICE_RESET: 925 return ccp_reset(mdev_state); 926 } 927 return -ENOTTY; 928 } 929

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