diff options
Diffstat (limited to 'virt/kvm/ioapic.c')
| -rw-r--r-- | virt/kvm/ioapic.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/virt/kvm/ioapic.c b/virt/kvm/ioapic.c index 8a9c6cc382f8..92496ff3d82d 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; |