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Tsirkin" Subject: [mst-vhost:vhost 45/58] drivers/s390/virtio/virtio_ccw.c:708:8: error: use of undeclared identifier 'vq_info'; did you mean 'vqs_info'? Message-ID: <202407051104.7NJ6bvCs-lkp@intel.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline tree: https://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git vhost head: b3dab3dfaa73df6bde78cb52f6bc03f57c4d056c commit: f07c2dc394264dd811776de1dec9544f2181f2e4 [45/58] virtio: convert find_vqs() op implementations to find_vqs_info() config: s390-defconfig (https://download.01.org/0day-ci/archive/20240705/202407051104.7NJ6bvCs-lkp@intel.com/config) compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project a0c6b8aef853eedaa0980f07c0a502a5a8a9740e) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240705/202407051104.7NJ6bvCs-lkp@intel.com/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 | Closes: https://lore.kernel.org/oe-kbuild-all/202407051104.7NJ6bvCs-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from drivers/s390/virtio/virtio_ccw.c:12: In file included from include/linux/memblock.h:12: In file included from include/linux/mm.h:2258: include/linux/vmstat.h:500:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 500 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 501 | item]; | ~~~~ include/linux/vmstat.h:507:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 507 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 508 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ include/linux/vmstat.h:514:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion] 514 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_" | ~~~~~~~~~~~ ^ ~~~ include/linux/vmstat.h:519:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 519 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 520 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ include/linux/vmstat.h:528:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion] 528 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~ ^ 529 | NR_VM_NUMA_EVENT_ITEMS + | ~~~~~~~~~~~~~~~~~~~~~~ In file included from drivers/s390/virtio/virtio_ccw.c:12: In file included from include/linux/memblock.h:13: In file included from arch/s390/include/asm/dma.h:5: In file included from include/linux/io.h:14: In file included from arch/s390/include/asm/io.h:93: include/asm-generic/io.h:548:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 548 | val = __raw_readb(PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 561 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/big_endian.h:37:59: note: expanded from macro '__le16_to_cpu' 37 | #define __le16_to_cpu(x) __swab16((__force __u16)(__le16)(x)) | ^ include/uapi/linux/swab.h:102:54: note: expanded from macro '__swab16' 102 | #define __swab16(x) (__u16)__builtin_bswap16((__u16)(x)) | ^ In file included from drivers/s390/virtio/virtio_ccw.c:12: In file included from include/linux/memblock.h:13: In file included from arch/s390/include/asm/dma.h:5: In file included from include/linux/io.h:14: In file included from arch/s390/include/asm/io.h:93: include/asm-generic/io.h:574:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 574 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr)); | ~~~~~~~~~~ ^ include/uapi/linux/byteorder/big_endian.h:35:59: note: expanded from macro '__le32_to_cpu' 35 | #define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x)) | ^ include/uapi/linux/swab.h:115:54: note: expanded from macro '__swab32' 115 | #define __swab32(x) (__u32)__builtin_bswap32((__u32)(x)) | ^ In file included from drivers/s390/virtio/virtio_ccw.c:12: In file included from include/linux/memblock.h:13: In file included from arch/s390/include/asm/dma.h:5: In file included from include/linux/io.h:14: In file included from arch/s390/include/asm/io.h:93: include/asm-generic/io.h:585:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 585 | __raw_writeb(value, PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 595 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 605 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr); | ~~~~~~~~~~ ^ include/asm-generic/io.h:693:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 693 | readsb(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:701:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 701 | readsw(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:709:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 709 | readsl(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:718:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 718 | writesb(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:727:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 727 | writesw(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ include/asm-generic/io.h:736:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] 736 | writesl(PCI_IOBASE + addr, buffer, count); | ~~~~~~~~~~ ^ >> drivers/s390/virtio/virtio_ccw.c:708:8: error: use of undeclared identifier 'vq_info'; did you mean 'vqs_info'? 708 | if (!vq_info->name) { | ^~~~~~~ | vqs_info drivers/s390/virtio/virtio_ccw.c:692:33: note: 'vqs_info' declared here 692 | struct virtqueue_info vqs_info[], | ^ 17 warnings and 1 error generated. vim +708 drivers/s390/virtio/virtio_ccw.c 689 690 static int virtio_ccw_find_vqs(struct virtio_device *vdev, unsigned nvqs, 691 struct virtqueue *vqs[], 692 struct virtqueue_info vqs_info[], 693 struct irq_affinity *desc) 694 { 695 struct virtio_ccw_device *vcdev = to_vc_device(vdev); 696 struct virtqueue_info *vqi; 697 dma64_t *indicatorp = NULL; 698 int ret, i, queue_idx = 0; 699 struct ccw1 *ccw; 700 dma32_t indicatorp_dma = 0; 701 702 ccw = ccw_device_dma_zalloc(vcdev->cdev, sizeof(*ccw), NULL); 703 if (!ccw) 704 return -ENOMEM; 705 706 for (i = 0; i < nvqs; ++i) { 707 vqi = &vqs_info[i]; > 708 if (!vq_info->name) { 709 vqs[i] = NULL; 710 continue; 711 } 712 713 vqs[i] = virtio_ccw_setup_vq(vdev, queue_idx++, vqi->callback, 714 vqi->name, vqi->ctx, ccw); 715 if (IS_ERR(vqs[i])) { 716 ret = PTR_ERR(vqs[i]); 717 vqs[i] = NULL; 718 goto out; 719 } 720 } 721 ret = -ENOMEM; 722 /* 723 * We need a data area under 2G to communicate. Our payload is 724 * the address of the indicators. 725 */ 726 indicatorp = ccw_device_dma_zalloc(vcdev->cdev, 727 sizeof(*indicatorp), 728 &indicatorp_dma); 729 if (!indicatorp) 730 goto out; 731 *indicatorp = indicators_dma(vcdev); 732 if (vcdev->is_thinint) { 733 ret = virtio_ccw_register_adapter_ind(vcdev, vqs, nvqs, ccw); 734 if (ret) 735 /* no error, just fall back to legacy interrupts */ 736 vcdev->is_thinint = false; 737 } 738 ccw->cda = indicatorp_dma; 739 if (!vcdev->is_thinint) { 740 /* Register queue indicators with host. */ 741 *indicators(vcdev) = 0; 742 ccw->cmd_code = CCW_CMD_SET_IND; 743 ccw->flags = 0; 744 ccw->count = sizeof(*indicatorp); 745 ret = ccw_io_helper(vcdev, ccw, VIRTIO_CCW_DOING_SET_IND); 746 if (ret) 747 goto out; 748 } 749 /* Register indicators2 with host for config changes */ 750 *indicatorp = indicators2_dma(vcdev); 751 *indicators2(vcdev) = 0; 752 ccw->cmd_code = CCW_CMD_SET_CONF_IND; 753 ccw->flags = 0; 754 ccw->count = sizeof(*indicatorp); 755 ret = ccw_io_helper(vcdev, ccw, VIRTIO_CCW_DOING_SET_CONF_IND); 756 if (ret) 757 goto out; 758 759 if (indicatorp) 760 ccw_device_dma_free(vcdev->cdev, indicatorp, 761 sizeof(*indicatorp)); 762 ccw_device_dma_free(vcdev->cdev, ccw, sizeof(*ccw)); 763 return 0; 764 out: 765 if (indicatorp) 766 ccw_device_dma_free(vcdev->cdev, indicatorp, 767 sizeof(*indicatorp)); 768 ccw_device_dma_free(vcdev->cdev, ccw, sizeof(*ccw)); 769 virtio_ccw_del_vqs(vdev); 770 return ret; 771 } 772 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki