Messages in this thread Patch in this message | | | From | Eric Auger <> | Subject | [PATCH v3 08/10] KVM: arm/arm64: vgic: support irqfd injection of a forwarded IRQ | Date | Mon, 10 Aug 2015 15:21:02 +0200 |
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Currently irqfd injection relies on kvm_vgic_inject_irq function. However this function cannot be used anymore for mapped IRQs. So let's change the implementation to use kvm_vgic_inject_mapped_irq when the IRQ is forwarded.
Signed-off-by: Eric Auger <eric.auger@linaro.org> --- virt/kvm/arm/vgic.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/virt/kvm/arm/vgic.c b/virt/kvm/arm/vgic.c index fbd5ba5..03a85b3 100644 --- a/virt/kvm/arm/vgic.c +++ b/virt/kvm/arm/vgic.c @@ -2529,13 +2529,19 @@ int kvm_irq_map_chip_pin(struct kvm *kvm, unsigned irqchip, unsigned pin) int kvm_set_irq(struct kvm *kvm, int irq_source_id, u32 irq, int level, bool line_status) { + struct irq_phys_map *map; unsigned int spi = irq + VGIC_NR_PRIVATE_IRQS; trace_kvm_set_irq(irq, level, irq_source_id); BUG_ON(!vgic_initialized(kvm)); - return kvm_vgic_inject_irq(kvm, 0, spi, level); + map = vgic_irq_map_search(kvm_get_vcpu(kvm, 0), spi); + + if (!map) + return kvm_vgic_inject_irq(kvm, 0, spi, level); + else + return kvm_vgic_inject_mapped_irq(kvm, 0, map, level); } /* MSI not implemented yet */ -- 1.9.1
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