We now have the information about the number of CPU interfaces in
the distributor itself. Let's get rid of VGIC_MAX_CPUS, and just
rely on KVM_MAX_VCPUS where we don't have the choice. Yet.
Signed-off-by: Marc Zyngier <marc.zyngier@xxxxxxx>
---
include/kvm/arm_vgic.h | 3 +--
virt/kvm/arm/vgic.c | 6 +++---
2 files changed, 4 insertions(+), 5 deletions(-)
diff --git a/include/kvm/arm_vgic.h b/include/kvm/arm_vgic.h
index b8a6337..99ad8af 100644
--- a/include/kvm/arm_vgic.h
+++ b/include/kvm/arm_vgic.h
@@ -29,13 +29,12 @@
#define VGIC_NR_SGIS 16
#define VGIC_NR_PPIS 16
#define VGIC_NR_PRIVATE_IRQS (VGIC_NR_SGIS + VGIC_NR_PPIS)
-#define VGIC_MAX_CPUS KVM_MAX_VCPUS
#define VGIC_V2_MAX_LRS (1 << 6)
#define VGIC_V3_MAX_LRS 16
/* Sanity checks... */
-#if (VGIC_MAX_CPUS > 8)
+#if (KVM_MAX_VCPUS > 8)
#error Invalid number of CPU interfaces
#endif
diff --git a/virt/kvm/arm/vgic.c b/virt/kvm/arm/vgic.c
index 6f7cf85..3cb667c 100644
--- a/virt/kvm/arm/vgic.c
+++ b/virt/kvm/arm/vgic.c
@@ -1206,7 +1206,7 @@ static bool vgic_queue_sgi(struct kvm_vcpu *vcpu, int irq)
sources = *vgic_get_sgi_sources(dist, vcpu_id, irq);
- for_each_set_bit(c, &sources, VGIC_MAX_CPUS) {
+ for_each_set_bit(c, &sources, dist->nr_cpus) {
if (vgic_queue_irq(vcpu, c, irq))
clear_bit(c, &sources);
}
@@ -1583,7 +1583,7 @@ int kvm_vgic_vcpu_init(struct kvm_vcpu *vcpu)
struct vgic_dist *dist = &vcpu->kvm->arch.vgic;
int i;
- if (vcpu->vcpu_id >= VGIC_MAX_CPUS)
+ if (vcpu->vcpu_id >= dist->nr_cpus)
return -EBUSY;
for (i = 0; i < VGIC_NR_IRQS; i++) {
@@ -1724,7 +1724,7 @@ static int vgic_init_maps(struct kvm *kvm)
int nr_cpus, nr_irqs;
int ret, i;
- nr_cpus = dist->nr_cpus = VGIC_MAX_CPUS;
+ nr_cpus = dist->nr_cpus = KVM_MAX_VCPUS;
nr_irqs = dist->nr_irqs = VGIC_NR_IRQS;
ret = vgic_init_bitmap(&dist->irq_enabled, nr_cpus, nr_irqs);
--
2.0.0
--
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