KVM: Trivial: Make decode_register() static

I have shied away from touching x86_emulate.c (it could definitely use
some love, but it is forked from the Xen code, and it would be more
productive to cross-merge fixes).

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Avi Kivity <avi@qumranet.com>

1 files changed, 7 insertions, 2 deletions

diff --git a/drivers/kvm/x86_emulate.c b/drivers/kvm/x86_emulate.c
index 4b8a0cc9665e..f5e4644e2437 100644
--- a/drivers/kvm/x86_emulate.c
+++ b/drivers/kvm/x86_emulate.c
@@ -443,8 +443,13 @@ struct operand {
                            (((reg) + _inc) & ((1UL << (ad_bytes << 3)) - 1)); \
         } while (0)
 
-void *decode_register(u8 modrm_reg, unsigned long *regs,
-                      int highbyte_regs)
+/*
+ * Given the 'reg' portion of a ModRM byte, and a register block, return a
+ * pointer into the block that addresses the relevant register.
+ * @highbyte_regs specifies whether to decode AH,CH,DH,BH.
+ */
+static void *decode_register(u8 modrm_reg, unsigned long *regs,
+                             int highbyte_regs)
 {
         void *p;