x86/paravirt: Kill some unused patching functions

[mirror_ubuntu-artful-kernel.git] / arch / x86 / kernel / paravirt.c

diff --git a/arch/x86/kernel/paravirt.c b/arch/x86/kernel/paravirt.c
index c2130aef3f9d25d6c6a47f3499b8096c5cfb8e80..4f32a10979dbb503dcb6145d215529232013b5f0 100644 (file)
--- a/arch/x86/kernel/paravirt.c
+++ b/arch/x86/kernel/paravirt.c
@@ -74,16 +74,6 @@ void __init default_banner(void)
 /* Undefined instruction for dealing with missing ops pointers. */
 static const unsigned char ud2a[] = { 0x0f, 0x0b };
 
-unsigned paravirt_patch_nop(void)
-{
-       return 0;
-}
-
-unsigned paravirt_patch_ignore(unsigned len)
-{
-       return len;
-}
-
 struct branch {
        unsigned char opcode;
        u32 delta;
@@ -152,8 +142,7 @@ unsigned paravirt_patch_default(u8 type, u16 clobbers, void *insnbuf,
                /* If there's no function, patch it with a ud2a (BUG) */
                ret = paravirt_patch_insns(insnbuf, len, ud2a, ud2a+sizeof(ud2a));
        else if (opfunc == _paravirt_nop)
-               /* If the operation is a nop, then nop the callsite */
-               ret = paravirt_patch_nop();
+               ret = 0;
 
        /* identity functions just return their single argument */
        else if (opfunc == _paravirt_ident_32)