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Diffstat (limited to 'virt/kvm/arm/vgic.c')
-rw-r--r--virt/kvm/arm/vgic.c22
1 files changed, 10 insertions, 12 deletions
diff --git a/virt/kvm/arm/vgic.c b/virt/kvm/arm/vgic.c
index 17c5ac7d10ed..685fc72fc751 100644
--- a/virt/kvm/arm/vgic.c
+++ b/virt/kvm/arm/vgic.c
@@ -149,7 +149,7 @@ static u32 *vgic_bytemap_get_reg(struct vgic_bytemap *x, int cpuid, u32 offset)
{
offset >>= 2;
BUG_ON(offset > (VGIC_NR_IRQS / 4));
- if (offset < 4)
+ if (offset < 8)
return x->percpu[cpuid] + offset;
else
return x->shared + offset - 8;
@@ -432,19 +432,13 @@ static bool handle_mmio_priority_reg(struct kvm_vcpu *vcpu,
static u32 vgic_get_target_reg(struct kvm *kvm, int irq)
{
struct vgic_dist *dist = &kvm->arch.vgic;
- struct kvm_vcpu *vcpu;
- int i, c;
- unsigned long *bmap;
+ int i;
u32 val = 0;
irq -= VGIC_NR_PRIVATE_IRQS;
- kvm_for_each_vcpu(c, vcpu, kvm) {
- bmap = vgic_bitmap_get_shared_map(&dist->irq_spi_target[c]);
- for (i = 0; i < GICD_IRQS_PER_ITARGETSR; i++)
- if (test_bit(irq + i, bmap))
- val |= 1 << (c + i * 8);
- }
+ for (i = 0; i < GICD_IRQS_PER_ITARGETSR; i++)
+ val |= 1 << (dist->irq_spi_cpu[irq + i] + i * 8);
return val;
}
@@ -547,8 +541,12 @@ static bool handle_mmio_cfg_reg(struct kvm_vcpu *vcpu,
struct kvm_exit_mmio *mmio, phys_addr_t offset)
{
u32 val;
- u32 *reg = vgic_bitmap_get_reg(&vcpu->kvm->arch.vgic.irq_cfg,
- vcpu->vcpu_id, offset >> 1);
+ u32 *reg;
+
+ offset >>= 1;
+ reg = vgic_bitmap_get_reg(&vcpu->kvm->arch.vgic.irq_cfg,
+ vcpu->vcpu_id, offset);
+
if (offset & 2)
val = *reg >> 16;
else