KVM: use desc_ptr struct instead of kvm private descriptor_table
x86 arch defines desc_ptr for idt/gdt pointers, no need to define
another structure in kvm code.
Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index 06d9e79..cf392df 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -461,11 +461,6 @@
u32 nmi_injections;
};
-struct descriptor_table {
- u16 limit;
- unsigned long base;
-} __attribute__((packed));
-
struct kvm_x86_ops {
int (*cpu_has_kvm_support)(void); /* __init */
int (*disabled_by_bios)(void); /* __init */
@@ -503,10 +498,10 @@
void (*set_cr3)(struct kvm_vcpu *vcpu, unsigned long cr3);
void (*set_cr4)(struct kvm_vcpu *vcpu, unsigned long cr4);
void (*set_efer)(struct kvm_vcpu *vcpu, u64 efer);
- void (*get_idt)(struct kvm_vcpu *vcpu, struct descriptor_table *dt);
- void (*set_idt)(struct kvm_vcpu *vcpu, struct descriptor_table *dt);
- void (*get_gdt)(struct kvm_vcpu *vcpu, struct descriptor_table *dt);
- void (*set_gdt)(struct kvm_vcpu *vcpu, struct descriptor_table *dt);
+ void (*get_idt)(struct kvm_vcpu *vcpu, struct desc_ptr *dt);
+ void (*set_idt)(struct kvm_vcpu *vcpu, struct desc_ptr *dt);
+ void (*get_gdt)(struct kvm_vcpu *vcpu, struct desc_ptr *dt);
+ void (*set_gdt)(struct kvm_vcpu *vcpu, struct desc_ptr *dt);
int (*get_dr)(struct kvm_vcpu *vcpu, int dr, unsigned long *dest);
int (*set_dr)(struct kvm_vcpu *vcpu, int dr, unsigned long value);
void (*cache_reg)(struct kvm_vcpu *vcpu, enum kvm_reg reg);
@@ -724,12 +719,12 @@
asm("lldt %0" : : "rm"(sel));
}
-static inline void kvm_get_idt(struct descriptor_table *table)
+static inline void kvm_get_idt(struct desc_ptr *table)
{
asm("sidt %0" : "=m"(*table));
}
-static inline void kvm_get_gdt(struct descriptor_table *table)
+static inline void kvm_get_gdt(struct desc_ptr *table)
{
asm("sgdt %0" : "=m"(*table));
}