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Diffstat (limited to 'virt/kvm/ioapic.c')
-rw-r--r--virt/kvm/ioapic.c31
1 files changed, 11 insertions, 20 deletions
diff --git a/virt/kvm/ioapic.c b/virt/kvm/ioapic.c
index 98778cb69c6e..1dcf9f3d1107 100644
--- a/virt/kvm/ioapic.c
+++ b/virt/kvm/ioapic.c
@@ -269,28 +269,9 @@ void kvm_ioapic_set_irq(struct kvm_ioapic *ioapic, int irq, int level)
269 } 269 }
270} 270}
271 271
272static int get_eoi_gsi(struct kvm_ioapic *ioapic, int vector) 272static void __kvm_ioapic_update_eoi(struct kvm_ioapic *ioapic, int gsi)
273{ 273{
274 int i;
275
276 for (i = 0; i < IOAPIC_NUM_PINS; i++)
277 if (ioapic->redirtbl[i].fields.vector == vector)
278 return i;
279 return -1;
280}
281
282void kvm_ioapic_update_eoi(struct kvm *kvm, int vector)
283{
284 struct kvm_ioapic *ioapic = kvm->arch.vioapic;
285 union ioapic_redir_entry *ent; 274 union ioapic_redir_entry *ent;
286 int gsi;
287
288 gsi = get_eoi_gsi(ioapic, vector);
289 if (gsi == -1) {
290 printk(KERN_WARNING "Can't find redir item for %d EOI\n",
291 vector);
292 return;
293 }
294 275
295 ent = &ioapic->redirtbl[gsi]; 276 ent = &ioapic->redirtbl[gsi];
296 ASSERT(ent->fields.trig_mode == IOAPIC_LEVEL_TRIG); 277 ASSERT(ent->fields.trig_mode == IOAPIC_LEVEL_TRIG);
@@ -300,6 +281,16 @@ void kvm_ioapic_update_eoi(struct kvm *kvm, int vector)
300 ioapic_deliver(ioapic, gsi); 281 ioapic_deliver(ioapic, gsi);
301} 282}
302 283
284void kvm_ioapic_update_eoi(struct kvm *kvm, int vector)
285{
286 struct kvm_ioapic *ioapic = kvm->arch.vioapic;
287 int i;
288
289 for (i = 0; i < IOAPIC_NUM_PINS; i++)
290 if (ioapic->redirtbl[i].fields.vector == vector)
291 __kvm_ioapic_update_eoi(ioapic, i);
292}
293
303static int ioapic_in_range(struct kvm_io_device *this, gpa_t addr) 294static int ioapic_in_range(struct kvm_io_device *this, gpa_t addr)
304{ 295{
305 struct kvm_ioapic *ioapic = (struct kvm_ioapic *)this->private; 296 struct kvm_ioapic *ioapic = (struct kvm_ioapic *)this->private;