Hi Jake, [auto build test ERROR on pci/next] [also build test ERROR on v4.4-rc4 next-20151209] url: https://github.com/0day-ci/linux/commits/jakeo-microsoft-com/PCI-hv-New-paravirtual-PCI-front-end-for-Hyper-V-VMs/20151210-070027 base: https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git next config: x86_64-randconfig-x006-12100835 (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All errors (new ones prefixed by >>): drivers/pci/host/hv_pcifront.c: In function 'hv_compose_msi_msg': >> drivers/pci/host/hv_pcifront.c:830:4: error: 'apic' undeclared (first use in this function) (apic->irq_delivery_mode == dest_LowestPrio) ? 1 : 0; ^ drivers/pci/host/hv_pcifront.c:830:4: note: each undeclared identifier is reported only once for each function it appears in drivers/pci/host/hv_pcifront.c: In function 'hv_pci_allocate_bridge_windows': drivers/pci/host/hv_pcifront.c:1776:18: warning: unused variable 'length' [-Wunused-variable] resource_size_t length; ^ vim +/apic +830 drivers/pci/host/hv_pcifront.c 824 int_pkt = (struct pci_create_interrupt *)&ctxt.pkt.message; 825 int_pkt->message_type.message_type = PCI_CREATE_INTERRUPT_MESSAGE; 826 int_pkt->wslot.slot = hpdev->desc.win_slot.slot; 827 int_pkt->int_desc.vector = cfg->vector; 828 int_pkt->int_desc.vector_count = 1; 829 int_pkt->int_desc.delivery_mode = > 830 (apic->irq_delivery_mode == dest_LowestPrio) ? 1 : 0; 831 832 /* 833 * This bit doesn't have to work on machines with more than 64 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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