[tip:x86/urgent] entry/64: Remove unused ZERO_EXTRA_REGS macro

[tip-bot for Alexander Kuleshov]

Commit-ID:  b05d20f9a12fb7795b2bd220e7dd56e29e196ba8
Gitweb:     http://git.kernel.org/tip/b05d20f9a12fb7795b2bd220e7dd56e29e196ba8
Author:     Alexander Kuleshov <kuleshovmail@xxxxxxxxx>
AuthorDate: Thu, 20 Oct 2016 18:07:04 +0600
Committer:  Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Thu, 20 Oct 2016 23:41:15 +0200

entry/64: Remove unused ZERO_EXTRA_REGS macro

Signed-off-by: Alexander Kuleshov <kuleshovmail@xxxxxxxxx>
Cc: Paolo Bonzini <pbonzini@xxxxxxxxxx>
Cc: Borislav Petkov <bp@xxxxxxxxx>
Cc: Andy Lutomirski <luto@xxxxxxxxxx>
Link: http://lkml.kernel.org/r/20161020120704.24042-1-kuleshovmail@xxxxxxxxx
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>

---
 arch/x86/entry/calling.h | 9 ---------
 1 file changed, 9 deletions(-)

diff --git a/arch/x86/entry/calling.h b/arch/x86/entry/calling.h
index b493c6a..38dcdfa 100644
--- a/arch/x86/entry/calling.h
+++ b/arch/x86/entry/calling.h
@@ -147,15 +147,6 @@ For 32-bit we have the following conventions - kernel is built with
 	movq 5*8+\offset(%rsp), %rbx
 	.endm
 
-	.macro ZERO_EXTRA_REGS
-	xorl	%r15d, %r15d
-	xorl	%r14d, %r14d
-	xorl	%r13d, %r13d
-	xorl	%r12d, %r12d
-	xorl	%ebp, %ebp
-	xorl	%ebx, %ebx
-	.endm
-
 	.macro RESTORE_C_REGS_HELPER rstor_rax=1, rstor_rcx=1, rstor_r11=1, rstor_r8910=1, rstor_rdx=1
 	.if \rstor_r11
 	movq 6*8(%rsp), %r11