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-rw-r--r--virt/kvm/ioapic.c18
1 files changed, 10 insertions, 8 deletions
diff --git a/virt/kvm/ioapic.c b/virt/kvm/ioapic.c
index 8a9c6cc382f..92496ff3d82 100644
--- a/virt/kvm/ioapic.c
+++ b/virt/kvm/ioapic.c
@@ -103,6 +103,7 @@ static void ioapic_write_indirect(struct kvm_ioapic *ioapic, u32 val)
{
unsigned index;
bool mask_before, mask_after;
+ union kvm_ioapic_redirect_entry *e;
switch (ioapic->ioregsel) {
case IOAPIC_REG_VERSION:
@@ -122,19 +123,20 @@ static void ioapic_write_indirect(struct kvm_ioapic *ioapic, u32 val)
ioapic_debug("change redir index %x val %x\n", index, val);
if (index >= IOAPIC_NUM_PINS)
return;
- mask_before = ioapic->redirtbl[index].fields.mask;
+ e = &ioapic->redirtbl[index];
+ mask_before = e->fields.mask;
if (ioapic->ioregsel & 1) {
- ioapic->redirtbl[index].bits &= 0xffffffff;
- ioapic->redirtbl[index].bits |= (u64) val << 32;
+ e->bits &= 0xffffffff;
+ e->bits |= (u64) val << 32;
} else {
- ioapic->redirtbl[index].bits &= ~0xffffffffULL;
- ioapic->redirtbl[index].bits |= (u32) val;
- ioapic->redirtbl[index].fields.remote_irr = 0;
+ e->bits &= ~0xffffffffULL;
+ e->bits |= (u32) val;
+ e->fields.remote_irr = 0;
}
- mask_after = ioapic->redirtbl[index].fields.mask;
+ mask_after = e->fields.mask;
if (mask_before != mask_after)
kvm_fire_mask_notifiers(ioapic->kvm, index, mask_after);
- if (ioapic->redirtbl[index].fields.trig_mode == IOAPIC_LEVEL_TRIG
+ if (e->fields.trig_mode == IOAPIC_LEVEL_TRIG
&& ioapic->irr & (1 << index))
ioapic_service(ioapic, index);
break;