kvm: add __rcu annotations

[pandora-kernel.git] / include / linux / kvm_host.h

diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index c8a9d62..ac740b2 100644 (file)
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -124,6 +124,7 @@ struct kvm_memory_slot {
        } *lpage_info[KVM_NR_PAGE_SIZES - 1];
        unsigned long userspace_addr;
        int user_alloc;
+       int id;
 };
 
 static inline unsigned long kvm_dirty_bitmap_bytes(struct kvm_memory_slot *memslot)
@@ -204,7 +205,7 @@ struct kvm {
 
        struct mutex irq_lock;
 #ifdef CONFIG_HAVE_KVM_IRQCHIP
-       struct kvm_irq_routing_table *irq_routing;
+       struct kvm_irq_routing_table __rcu *irq_routing;
        struct hlist_head mask_notifier_list;
        struct hlist_head irq_ack_notifier_list;
 #endif
@@ -268,6 +269,7 @@ extern pfn_t bad_pfn;
 int is_error_page(struct page *page);
 int is_error_pfn(pfn_t pfn);
 int is_hwpoison_pfn(pfn_t pfn);
+int is_fault_pfn(pfn_t pfn);
 int kvm_is_error_hva(unsigned long addr);
 int kvm_set_memory_region(struct kvm *kvm,
                          struct kvm_userspace_memory_region *mem,
@@ -445,7 +447,8 @@ void kvm_register_irq_mask_notifier(struct kvm *kvm, int irq,
                                    struct kvm_irq_mask_notifier *kimn);
 void kvm_unregister_irq_mask_notifier(struct kvm *kvm, int irq,
                                      struct kvm_irq_mask_notifier *kimn);
-void kvm_fire_mask_notifiers(struct kvm *kvm, int irq, bool mask);
+void kvm_fire_mask_notifiers(struct kvm *kvm, unsigned irqchip, unsigned pin,
+                            bool mask);
 
 #ifdef __KVM_HAVE_IOAPIC
 void kvm_get_intr_delivery_bitmask(struct kvm_ioapic *ioapic,
@@ -636,7 +639,12 @@ static inline bool kvm_make_check_request(int req, struct kvm_vcpu *vcpu)
 
 static inline bool kvm_check_request(int req, struct kvm_vcpu *vcpu)
 {
-       return test_and_clear_bit(req, &vcpu->requests);
+       if (test_bit(req, &vcpu->requests)) {
+               clear_bit(req, &vcpu->requests);
+               return true;
+       } else {
+               return false;
+       }
 }
 
 #endif