KVM: x86 emulator: move desc_limit_scaled()

For reuse later.

Signed-off-by: Avi Kivity <avi@redhat.com>

diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 601a9bc..793aff5 100644 (file)
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -464,6 +464,13 @@ static inline void jmp_rel(struct decode_cache *c, int rel)
        register_address_increment(c, &c->eip, rel);
 }
 
+static u32 desc_limit_scaled(struct desc_struct *desc)
+{
+       u32 limit = get_desc_limit(desc);
+
+       return desc->g ? (limit << 12) | 0xfff : limit;
+}
+
 static void set_seg_override(struct decode_cache *c, int seg)
 {
        c->has_seg_override = true;
@@ -1040,13 +1047,6 @@ static int pio_in_emulated(struct x86_emulate_ctxt *ctxt,
        return 1;
 }
 
-static u32 desc_limit_scaled(struct desc_struct *desc)
-{
-       u32 limit = get_desc_limit(desc);
-
-       return desc->g ? (limit << 12) | 0xfff : limit;
-}
-
 static void get_descriptor_table_ptr(struct x86_emulate_ctxt *ctxt,
                                     struct x86_emulate_ops *ops,
                                     u16 selector, struct desc_ptr *dt)