Extern or forward variable declaration at include/linux/msi.h, line 251 References: arch/arm/xen/enlighten.c, line 297 arch/arm64/kernel/smp.c, line 467 arch/arm64/kernel/smp.c, line 654 arch/powerpc/kvm/book3s_hv.c, line 5698 arch/powerpc/kvm/book3s_hv_uvmem.c, line 1111 arch/powerpc/kvm/powerpc.c, line 2244 arch/powerpc/kvm/powerpc.c, line 2247 arch/powerpc/kvm/powerpc.c, line 2260 arch/powerpc/platforms/4xx/msi.c, line 41 arch/powerpc/platforms/cell/axon_msi.c, line 78 arch/powerpc/platforms/cell/axon_msi.c, line 80 arch/powerpc/platforms/cell/axon_msi.c, line 153 arch/powerpc/platforms/cell/axon_msi.c, line 201 arch/powerpc/platforms/cell/axon_msi.c, line 334 arch/powerpc/platforms/cell/axon_msi.c, line 464 arch/powerpc/platforms/pasemi/msi.c, line 142 arch/powerpc/platforms/powernv/eeh-powernv.c, line 856 arch/powerpc/platforms/powernv/pci-ioda.c, line 441 arch/powerpc/platforms/powernv/pci-ioda.c, line 2909 arch/powerpc/platforms/powernv/pci-ioda.c, line 3181 arch/powerpc/platforms/powernv/pci-ioda.c, line 3186 arch/powerpc/platforms/powernv/pci-ioda.c, line 3191 arch/powerpc/platforms/powernv/pci-ioda.c, line 3208 arch/powerpc/platforms/powernv/pci-ioda.c, line 3210 arch/powerpc/platforms/powernv/pci.c, line 39 arch/powerpc/platforms/powernv/pci.c, line 41 arch/powerpc/platforms/powernv/pci.c, line 815 arch/powerpc/platforms/powernv/pci.c, line 891 arch/powerpc/platforms/pseries/msi.c, line 129 arch/powerpc/platforms/pseries/msi.c, line 166 arch/powerpc/platforms/pseries/msi.c, line 168 arch/powerpc/platforms/pseries/msi.c, line 187 arch/powerpc/platforms/pseries/msi.c, line 189 arch/powerpc/platforms/pseries/msi.c, line 220 arch/powerpc/platforms/pseries/msi.c, line 228 arch/powerpc/platforms/pseries/msi.c, line 245 arch/powerpc/platforms/pseries/msi.c, line 276 arch/powerpc/sysdev/fsl_msi.c, line 181 arch/powerpc/sysdev/mpic_msi.c, line 31 arch/powerpc/sysdev/xics/ics-opal.c, line 164 arch/powerpc/sysdev/xics/ics-rtas.c, line 30 arch/powerpc/sysdev/xics/ics-rtas.c, line 207 arch/powerpc/sysdev/xive/common.c, line 1278 arch/powerpc/sysdev/xive/common.c, line 1300 arch/powerpc/sysdev/xive/common.c, line 1345 arch/sparc/kernel/pci.c, line 206 arch/sparc/kernel/pci.c, line 264 arch/sparc/kernel/pci.c, line 411 arch/sparc/kernel/pci.c, line 417 arch/sparc/kernel/pci.c, line 543 arch/sparc/kernel/pci.c, line 546 arch/sparc/kernel/pci.c, line 591 arch/sparc/kernel/pci.c, line 693 arch/sparc/kernel/pci.c, line 1074 arch/sparc/kernel/pci.c, line 1124 arch/sparc/kernel/pci_sun4v.c, line 700 arch/sparc/kernel/pci_sun4v.c, line 1173 arch/sparc/kernel/pci_sun4v.c, line 1227 drivers/bus/fsl-mc/fsl-mc-bus.c, line 854 drivers/irqchip/irq-alpine-msi.c, line 191 drivers/irqchip/irq-alpine-msi.c, line 194 drivers/irqchip/irq-alpine-msi.c, line 230 drivers/irqchip/irq-alpine-msi.c, line 231 drivers/irqchip/irq-gic-v3-mbi.c, line 265 drivers/irqchip/irq-mvebu-gicp.c, line 172 drivers/irqchip/irq-mvebu-gicp.c, line 173 drivers/irqchip/irq-mvebu-odmi.c, line 161 drivers/irqchip/irq-mvebu-odmi.c, line 162 drivers/irqchip/irq-mvebu-sei.c, line 370