futex: Add bitset conditional wait/wakeup functionality

[linux-2.6-omap-h63xx.git] / include / linux / kvm_host.h

diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 953b50aa0e618943a298adba555473260c071f1b..ea4764b0a2f49dc40772be7e0ad98053a83d3084 100644 (file)
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -35,7 +35,8 @@
  * vcpu->requests bit members
  */
 #define KVM_REQ_TLB_FLUSH          0
-
+#define KVM_REQ_MIGRATE_TIMER      1
+#define KVM_REQ_REPORT_TPR_ACCESS  2
 
 struct kvm_vcpu;
 extern struct kmem_cache *kvm_vcpu_cache;
@@ -104,7 +105,8 @@ struct kvm_memory_slot {
 };
 
 struct kvm {
-       struct mutex lock; /* protects everything except vcpus */
+       struct mutex lock; /* protects the vcpus array and APIC accesses */
+       spinlock_t mmu_lock;
        struct mm_struct *mm; /* userspace tied to this vm */
        int nmemslots;
        struct kvm_memory_slot memslots[KVM_MEMORY_SLOTS +
@@ -167,6 +169,8 @@ void kvm_release_page_clean(struct page *page);
 void kvm_release_page_dirty(struct page *page);
 int kvm_read_guest_page(struct kvm *kvm, gfn_t gfn, void *data, int offset,
                        int len);
+int kvm_read_guest_atomic(struct kvm *kvm, gpa_t gpa, void *data,
+                         unsigned long len);
 int kvm_read_guest(struct kvm *kvm, gpa_t gpa, void *data, unsigned long len);
 int kvm_write_guest_page(struct kvm *kvm, gfn_t gfn, const void *data,
                         int offset, int len);
@@ -274,6 +278,11 @@ static inline gpa_t gfn_to_gpa(gfn_t gfn)
        return (gpa_t)gfn << PAGE_SHIFT;
 }
 
+static inline void kvm_migrate_apic_timer(struct kvm_vcpu *vcpu)
+{
+       set_bit(KVM_REQ_MIGRATE_TIMER, &vcpu->requests);
+}
+
 enum kvm_stat_kind {
        KVM_STAT_VM,
        KVM_STAT_VCPU,