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KVM: Change API of kvm_ioapic_get_delivery_bitmask

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In order to use with bit ops.

Signed-off-by: Sheng Yang <sheng@linux.intel.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Sheng Yang 2009-02-11 16:03:38 +08:00 committed by Avi Kivity
parent 116191b69b
commit e5871be0f5
3 changed files with 13 additions and 13 deletions
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17
virt/kvm/ioapic.c
View File

@ -161,22 +161,22 @@ static void ioapic_inj_nmi(struct kvm_vcpu *vcpu)
kvm_vcpu_kick(vcpu);
}
u32 kvm_ioapic_get_delivery_bitmask(struct kvm_ioapic *ioapic, u8 dest,
u8 dest_mode)
void kvm_ioapic_get_delivery_bitmask(struct kvm_ioapic *ioapic, u8 dest,
u8 dest_mode, unsigned long *mask)
{
u32 mask = 0;
int i;
struct kvm *kvm = ioapic->kvm;
struct kvm_vcpu *vcpu;
ioapic_debug("dest %d dest_mode %d\n", dest, dest_mode);
*mask = 0;
if (dest_mode == 0) { /* Physical mode. */
if (dest == 0xFF) { /* Broadcast. */
for (i = 0; i < KVM_MAX_VCPUS; ++i)
if (kvm->vcpus[i] && kvm->vcpus[i]->arch.apic)
mask |= 1 << i;
return mask;
*mask |= 1 << i;
return;
}
for (i = 0; i < KVM_MAX_VCPUS; ++i) {
vcpu = kvm->vcpus[i];
@ -184,7 +184,7 @@ u32 kvm_ioapic_get_delivery_bitmask(struct kvm_ioapic *ioapic, u8 dest,
continue;
if (kvm_apic_match_physical_addr(vcpu->arch.apic, dest)) {
if (vcpu->arch.apic)
mask = 1 << i;
*mask = 1 << i;
break;
}
}
@ -195,10 +195,9 @@ u32 kvm_ioapic_get_delivery_bitmask(struct kvm_ioapic *ioapic, u8 dest,
continue;
if (vcpu->arch.apic &&
kvm_apic_match_logical_addr(vcpu->arch.apic, dest))
mask |= 1 << vcpu->vcpu_id;
*mask |= 1 << vcpu->vcpu_id;
}
ioapic_debug("mask %x\n", mask);
return mask;
ioapic_debug("mask %x\n", *mask);
}
static int ioapic_deliver(struct kvm_ioapic *ioapic, int irq)

4
virt/kvm/ioapic.h
View File

@ -70,7 +70,7 @@ void kvm_ioapic_update_eoi(struct kvm *kvm, int vector, int trigger_mode);
int kvm_ioapic_init(struct kvm *kvm);
int kvm_ioapic_set_irq(struct kvm_ioapic *ioapic, int irq, int level);
void kvm_ioapic_reset(struct kvm_ioapic *ioapic);
u32 kvm_ioapic_get_delivery_bitmask(struct kvm_ioapic *ioapic, u8 dest,
u8 dest_mode);
void kvm_ioapic_get_delivery_bitmask(struct kvm_ioapic *ioapic, u8 dest,
u8 dest_mode, unsigned long *mask);
#endif

5
virt/kvm/irq_comm.c
View File

@ -49,8 +49,9 @@ void kvm_get_intr_delivery_bitmask(struct kvm_ioapic *ioapic,
{
struct kvm_vcpu *vcpu;
*deliver_bitmask = kvm_ioapic_get_delivery_bitmask(ioapic,
entry->fields.dest_id, entry->fields.dest_mode);
kvm_ioapic_get_delivery_bitmask(ioapic, entry->fields.dest_id,
entry->fields.dest_mode,
deliver_bitmask);
switch (entry->fields.delivery_mode) {
case IOAPIC_LOWEST_PRIORITY:
vcpu = kvm_get_lowest_prio_vcpu(ioapic->kvm,