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, 18 insertions, 25 deletions

diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index 73f43de69f67..6571926bfd33 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -32,6 +32,7 @@
 #include <asm/current.h>
 #include <asm/apicdef.h>
 #include <asm/atomic.h>
+#include "kvm_cache_regs.h"
 #include "irq.h"
 
 #define PRId64 "d"
@@ -338,13 +339,7 @@ static int __apic_accept_irq(struct kvm_lapic *apic, int delivery_mode,
                 } else
                         apic_clear_vector(vector, apic->regs + APIC_TMR);
 
-                if (vcpu->arch.mp_state == KVM_MP_STATE_RUNNABLE)
-                        kvm_vcpu_kick(vcpu);
-                else if (vcpu->arch.mp_state == KVM_MP_STATE_HALTED) {
-                        vcpu->arch.mp_state = KVM_MP_STATE_RUNNABLE;
-                        if (waitqueue_active(&vcpu->wq))
-                                wake_up_interruptible(&vcpu->wq);
-                }
+                kvm_vcpu_kick(vcpu);
 
                 result = (orig_irr == 0);
                 break;
@@ -370,21 +365,18 @@ static int __apic_accept_irq(struct kvm_lapic *apic, int delivery_mode,
                         vcpu->arch.mp_state = KVM_MP_STATE_INIT_RECEIVED;
                         kvm_vcpu_kick(vcpu);
                 } else {
-                        printk(KERN_DEBUG
-                               "Ignoring de-assert INIT to vcpu %d\n",
-                               vcpu->vcpu_id);
+                        apic_debug("Ignoring de-assert INIT to vcpu %d\n",
+                                   vcpu->vcpu_id);
                 }
-
                 break;
 
         case APIC_DM_STARTUP:
-                printk(KERN_DEBUG "SIPI to vcpu %d vector 0x%02x\n",
-                       vcpu->vcpu_id, vector);
+                apic_debug("SIPI to vcpu %d vector 0x%02x\n",
+                           vcpu->vcpu_id, vector);
                 if (vcpu->arch.mp_state == KVM_MP_STATE_INIT_RECEIVED) {
                         vcpu->arch.sipi_vector = vector;
                         vcpu->arch.mp_state = KVM_MP_STATE_SIPI_RECEIVED;
-                        if (waitqueue_active(&vcpu->wq))
-                                wake_up_interruptible(&vcpu->wq);
+                        kvm_vcpu_kick(vcpu);
                 }
                 break;
 
@@ -438,7 +430,7 @@ struct kvm_vcpu *kvm_get_lowest_prio_vcpu(struct kvm *kvm, u8 vector,
 static void apic_set_eoi(struct kvm_lapic *apic)
 {
         int vector = apic_find_highest_isr(apic);
-
+        int trigger_mode;
         /*
          * Not every write EOI will has corresponding ISR,
          * one example is when Kernel check timer on setup_IO_APIC
@@ -450,7 +442,10 @@ static void apic_set_eoi(struct kvm_lapic *apic)
         apic_update_ppr(apic);
 
         if (apic_test_and_clear_vector(vector, apic->regs + APIC_TMR))
-                kvm_ioapic_update_eoi(apic->vcpu->kvm, vector);
+                trigger_mode = IOAPIC_LEVEL_TRIG;
+        else
+                trigger_mode = IOAPIC_EDGE_TRIG;
+        kvm_ioapic_update_eoi(apic->vcpu->kvm, vector, trigger_mode);
 }
 
 static void apic_send_ipi(struct kvm_lapic *apic)
@@ -558,8 +553,7 @@ static void __report_tpr_access(struct kvm_lapic *apic, bool write)
         struct kvm_run *run = vcpu->run;
 
         set_bit(KVM_REQ_REPORT_TPR_ACCESS, &vcpu->requests);
-        kvm_x86_ops->cache_regs(vcpu);
-        run->tpr_access.rip = vcpu->arch.rip;
+        run->tpr_access.rip = kvm_rip_read(vcpu);
         run->tpr_access.is_write = write;
 }
 
@@ -683,9 +677,9 @@ static void apic_mmio_write(struct kvm_io_device *this,
          * Refer SDM 8.4.1
          */
         if (len != 4 || alignment) {
-                if (printk_ratelimit())
-                        printk(KERN_ERR "apic write: bad size=%d %lx\n",
-                               len, (long)address);
+                /* Don't shout loud, $infamous_os would cause only noise. */
+                apic_debug("apic write: bad size=%d %lx\n",
+                           len, (long)address);
                 return;
         }
 
@@ -947,10 +941,9 @@ static int __apic_timer_fn(struct kvm_lapic *apic)
 
         if(!atomic_inc_and_test(&apic->timer.pending))
                 set_bit(KVM_REQ_PENDING_TIMER, &apic->vcpu->requests);
-        if (waitqueue_active(q)) {
-                apic->vcpu->arch.mp_state = KVM_MP_STATE_RUNNABLE;
+        if (waitqueue_active(q))
                 wake_up_interruptible(q);
-        }
+
         if (apic_lvtt_period(apic)) {
                 result = 1;
                 apic->timer.dev.expires = ktime_add_ns(