Merge branch 'kvm-updates/2.6.28' of git://git.kernel.org/pub/scm/linux/kernel/git/avi/kvm

* 'kvm-updates/2.6.28' of git://git.kernel.org/pub/scm/linux/kernel/git/avi/kvm: (134 commits)
  KVM: ia64: Add intel iommu support for guests.
  KVM: ia64: add directed mmio range support for kvm guests
  KVM: ia64: Make pmt table be able to hold physical mmio entries.
  KVM: Move irqchip_in_kernel() from ioapic.h to irq.h
  KVM: Separate irq ack notification out of arch/x86/kvm/irq.c
  KVM: Change is_mmio_pfn to kvm_is_mmio_pfn, and make it common for all archs
  KVM: Move device assignment logic to common code
  KVM: Device Assignment: Move vtd.c from arch/x86/kvm/ to virt/kvm/
  KVM: VMX: enable invlpg exiting if EPT is disabled
  KVM: x86: Silence various LAPIC-related host kernel messages
  KVM: Device Assignment: Map mmio pages into VT-d page table
  KVM: PIC: enhance IPI avoidance
  KVM: MMU: add "oos_shadow" parameter to disable oos
  KVM: MMU: speed up mmu_unsync_walk
  KVM: MMU: out of sync shadow core
  KVM: MMU: mmu_convert_notrap helper
  KVM: MMU: awareness of new kvm_mmu_zap_page behaviour
  KVM: MMU: mmu_parent_walk
  KVM: x86: trap invlpg
  KVM: MMU: sync roots on mmu reload
  ...

1 files changed, 14 insertions, 8 deletions

diff --git a/virt/kvm/ioapic.c b/virt/kvm/ioapic.c
index c0d22870ee9c..53772bb46320 100644
--- a/virt/kvm/ioapic.c
+++ b/virt/kvm/ioapic.c
@@ -39,6 +39,7 @@
 
 #include "ioapic.h"
 #include "lapic.h"
+#include "irq.h"
 
 #if 0
 #define ioapic_debug(fmt,arg...) printk(KERN_WARNING fmt,##arg)
@@ -285,26 +286,31 @@ void kvm_ioapic_set_irq(struct kvm_ioapic *ioapic, int irq, int level)
         }
 }
 
-static void __kvm_ioapic_update_eoi(struct kvm_ioapic *ioapic, int gsi)
+static void __kvm_ioapic_update_eoi(struct kvm_ioapic *ioapic, int gsi,
+                                    int trigger_mode)
 {
         union ioapic_redir_entry *ent;
 
         ent = &ioapic->redirtbl[gsi];
-        ASSERT(ent->fields.trig_mode == IOAPIC_LEVEL_TRIG);
 
-        ent->fields.remote_irr = 0;
-        if (!ent->fields.mask && (ioapic->irr & (1 << gsi)))
-                ioapic_service(ioapic, gsi);
+        kvm_notify_acked_irq(ioapic->kvm, gsi);
+
+        if (trigger_mode == IOAPIC_LEVEL_TRIG) {
+                ASSERT(ent->fields.trig_mode == IOAPIC_LEVEL_TRIG);
+                ent->fields.remote_irr = 0;
+                if (!ent->fields.mask && (ioapic->irr & (1 << gsi)))
+                        ioapic_service(ioapic, gsi);
+        }
 }
 
-void kvm_ioapic_update_eoi(struct kvm *kvm, int vector)
+void kvm_ioapic_update_eoi(struct kvm *kvm, int vector, int trigger_mode)
 {
         struct kvm_ioapic *ioapic = kvm->arch.vioapic;
         int i;
 
         for (i = 0; i < IOAPIC_NUM_PINS; i++)
                 if (ioapic->redirtbl[i].fields.vector == vector)
-                        __kvm_ioapic_update_eoi(ioapic, i);
+                        __kvm_ioapic_update_eoi(ioapic, i, trigger_mode);
 }
 
 static int ioapic_in_range(struct kvm_io_device *this, gpa_t addr,
@@ -380,7 +386,7 @@ static void ioapic_mmio_write(struct kvm_io_device *this, gpa_t addr, int len,
                 break;
 #ifdef  CONFIG_IA64
         case IOAPIC_REG_EOI:
-                kvm_ioapic_update_eoi(ioapic->kvm, data);
+                kvm_ioapic_update_eoi(ioapic->kvm, data, IOAPIC_LEVEL_TRIG);
                 break;
 #endif