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-rw-r--r--include/linux/kvm_host.h35
1 files changed, 27 insertions, 8 deletions
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index d12b2104d19b..ad45054309a0 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -165,12 +165,12 @@ enum kvm_bus {
KVM_NR_BUSES
};
-int kvm_io_bus_write(struct kvm *kvm, enum kvm_bus bus_idx, gpa_t addr,
+int kvm_io_bus_write(struct kvm_vcpu *vcpu, enum kvm_bus bus_idx, gpa_t addr,
int len, const void *val);
-int kvm_io_bus_write_cookie(struct kvm *kvm, enum kvm_bus bus_idx, gpa_t addr,
- int len, const void *val, long cookie);
-int kvm_io_bus_read(struct kvm *kvm, enum kvm_bus bus_idx, gpa_t addr, int len,
- void *val);
+int kvm_io_bus_write_cookie(struct kvm_vcpu *vcpu, enum kvm_bus bus_idx,
+ gpa_t addr, int len, const void *val, long cookie);
+int kvm_io_bus_read(struct kvm_vcpu *vcpu, enum kvm_bus bus_idx, gpa_t addr,
+ int len, void *val);
int kvm_io_bus_register_dev(struct kvm *kvm, enum kvm_bus bus_idx, gpa_t addr,
int len, struct kvm_io_device *dev);
int kvm_io_bus_unregister_dev(struct kvm *kvm, enum kvm_bus bus_idx,
@@ -658,7 +658,6 @@ int kvm_arch_vcpu_runnable(struct kvm_vcpu *vcpu);
int kvm_arch_vcpu_should_kick(struct kvm_vcpu *vcpu);
void *kvm_kvzalloc(unsigned long size);
-void kvm_kvfree(const void *addr);
#ifndef __KVM_HAVE_ARCH_VM_ALLOC
static inline struct kvm *kvm_arch_alloc_vm(void)
@@ -700,6 +699,20 @@ static inline wait_queue_head_t *kvm_arch_vcpu_wq(struct kvm_vcpu *vcpu)
#endif
}
+#ifdef __KVM_HAVE_ARCH_INTC_INITIALIZED
+/*
+ * returns true if the virtual interrupt controller is initialized and
+ * ready to accept virtual IRQ. On some architectures the virtual interrupt
+ * controller is dynamically instantiated and this is not always true.
+ */
+bool kvm_arch_intc_initialized(struct kvm *kvm);
+#else
+static inline bool kvm_arch_intc_initialized(struct kvm *kvm)
+{
+ return true;
+}
+#endif
+
int kvm_arch_init_vm(struct kvm *kvm, unsigned long type);
void kvm_arch_destroy_vm(struct kvm *kvm);
void kvm_arch_sync_events(struct kvm *kvm);
@@ -766,7 +779,8 @@ static inline void kvm_guest_enter(void)
* one time slice). Lets treat guest mode as quiescent state, just like
* we do with user-mode execution.
*/
- rcu_virt_note_context_switch(smp_processor_id());
+ if (!context_tracking_cpu_is_enabled())
+ rcu_virt_note_context_switch(smp_processor_id());
}
static inline void kvm_guest_exit(void)
@@ -969,11 +983,16 @@ static inline int kvm_ioeventfd(struct kvm *kvm, struct kvm_ioeventfd *args)
#endif /* CONFIG_HAVE_KVM_EVENTFD */
#ifdef CONFIG_KVM_APIC_ARCHITECTURE
-static inline bool kvm_vcpu_is_bsp(struct kvm_vcpu *vcpu)
+static inline bool kvm_vcpu_is_reset_bsp(struct kvm_vcpu *vcpu)
{
return vcpu->kvm->bsp_vcpu_id == vcpu->vcpu_id;
}
+static inline bool kvm_vcpu_is_bsp(struct kvm_vcpu *vcpu)
+{
+ return (vcpu->arch.apic_base & MSR_IA32_APICBASE_BSP) != 0;
+}
+
bool kvm_vcpu_compatible(struct kvm_vcpu *vcpu);
#else