KVM: Fix off-by-one when writing to a nonpae guest pde

[safe/jmp/linux-2.6] / drivers / kvm / kvm.h

diff --git a/drivers/kvm/kvm.h b/drivers/kvm/kvm.h
index 9a49b2e..0d122bf 100644 (file)
--- a/drivers/kvm/kvm.h
+++ b/drivers/kvm/kvm.h
@@ -14,6 +14,7 @@
 
 #include "vmx.h"
 #include <linux/kvm.h>
+#include <linux/kvm_para.h>
 
 #define CR0_PE_MASK (1ULL << 0)
 #define CR0_TS_MASK (1ULL << 3)
@@ -237,6 +238,9 @@ struct kvm_vcpu {
        unsigned long cr0;
        unsigned long cr2;
        unsigned long cr3;
+       gpa_t para_state_gpa;
+       struct page *para_state_page;
+       gpa_t hypercall_gpa;
        unsigned long cr4;
        unsigned long cr8;
        u64 pdptrs[4]; /* pae */
@@ -305,6 +309,7 @@ struct kvm {
        int busy;
        unsigned long rmap_overflow;
        struct list_head vm_list;
+       struct file *filp;
 };
 
 struct kvm_stat {
@@ -339,7 +344,7 @@ struct kvm_arch_ops {
        int (*vcpu_create)(struct kvm_vcpu *vcpu);
        void (*vcpu_free)(struct kvm_vcpu *vcpu);
 
-       struct kvm_vcpu *(*vcpu_load)(struct kvm_vcpu *vcpu);
+       void (*vcpu_load)(struct kvm_vcpu *vcpu);
        void (*vcpu_put)(struct kvm_vcpu *vcpu);
        void (*vcpu_decache)(struct kvm_vcpu *vcpu);
 
@@ -382,6 +387,8 @@ struct kvm_arch_ops {
        int (*run)(struct kvm_vcpu *vcpu, struct kvm_run *run);
        int (*vcpu_setup)(struct kvm_vcpu *vcpu);
        void (*skip_emulated_instruction)(struct kvm_vcpu *vcpu);
+       void (*patch_hypercall)(struct kvm_vcpu *vcpu,
+                               unsigned char *hypercall_addr);
 };
 
 extern struct kvm_stat kvm_stat;
@@ -476,6 +483,8 @@ void kvm_mmu_post_write(struct kvm_vcpu *vcpu, gpa_t gpa, int bytes);
 int kvm_mmu_unprotect_page_virt(struct kvm_vcpu *vcpu, gva_t gva);
 void kvm_mmu_free_some_pages(struct kvm_vcpu *vcpu);
 
+int kvm_hypercall(struct kvm_vcpu *vcpu, struct kvm_run *run);
+
 static inline int kvm_mmu_page_fault(struct kvm_vcpu *vcpu, gva_t gva,
                                     u32 error_code)
 {