KVM: use symbolic constant for nr interrupts

interrupt_bitmap is KVM_NR_INTERRUPTS bits in size,
so just use that instead of hard-coded constants
and math.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Michael S. Tsirkin 2012-09-05 20:00:52 +03:00 committed by Avi Kivity
parent b3356bf0db
commit a50abc3b2b

View File

@ -2366,7 +2366,7 @@ static int kvm_vcpu_ioctl_set_lapic(struct kvm_vcpu *vcpu,
static int kvm_vcpu_ioctl_interrupt(struct kvm_vcpu *vcpu,
struct kvm_interrupt *irq)
{
if (irq->irq < 0 || irq->irq >= 256)
if (irq->irq < 0 || irq->irq >= KVM_NR_INTERRUPTS)
return -EINVAL;
if (irqchip_in_kernel(vcpu->kvm))
return -ENXIO;
@ -5793,7 +5793,7 @@ int kvm_arch_vcpu_ioctl_set_sregs(struct kvm_vcpu *vcpu,
if (mmu_reset_needed)
kvm_mmu_reset_context(vcpu);
max_bits = (sizeof sregs->interrupt_bitmap) << 3;
max_bits = KVM_NR_INTERRUPTS;
pending_vec = find_first_bit(
(const unsigned long *)sregs->interrupt_bitmap, max_bits);
if (pending_vec < max_bits) {