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Groups > linux.kernel > #1504676

[tip:x86/urgent] x86/entry: Remove addskip parameter from ALLOC_PT_GPREGS_ON_STACK

From tip-bot for Alexander Kuleshov <tipbot@zytor.com>
Newsgroups linux.kernel
Subject [tip:x86/urgent] x86/entry: Remove addskip parameter from ALLOC_PT_GPREGS_ON_STACK
Date 2016-10-20 11:10 +0200
Message-ID <suhwm-5w9-15@gated-at.bofh.it> (permalink)
References <su4z8-5wI-23@gated-at.bofh.it>
Organization linux.* mail to news gateway

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Commit-ID:  ac679bf247cf044a5be6ca7d380307540284dd45
Gitweb:     http://git.kernel.org/tip/ac679bf247cf044a5be6ca7d380307540284dd45
Author:     Alexander Kuleshov <kuleshovmail@gmail.com>
AuthorDate: Thu, 20 Oct 2016 01:11:08 +0600
Committer:  Thomas Gleixner <tglx@linutronix.de>
CommitDate: Thu, 20 Oct 2016 10:57:37 +0200

x86/entry: Remove addskip parameter from ALLOC_PT_GPREGS_ON_STACK

The ALLOC_PT_GPREGS_ON_STACK macro has an optional addskip parameter, which
is not used by any usage site. Remove it.

Signed-off-by: Alexander Kuleshov <kuleshovmail@gmail.com>
Reviewed-by: Borislav Petkov <bp@alien8.de>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Andy Lutomirski <luto@kernel.org>
Link: http://lkml.kernel.org/r/20161019191108.2230-1-kuleshovmail@gmail.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

---
 arch/x86/entry/calling.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/entry/calling.h b/arch/x86/entry/calling.h
index 9a9e588..b493c6a 100644
--- a/arch/x86/entry/calling.h
+++ b/arch/x86/entry/calling.h
@@ -90,8 +90,8 @@ For 32-bit we have the following conventions - kernel is built with
 
 #define SIZEOF_PTREGS	21*8
 
-	.macro ALLOC_PT_GPREGS_ON_STACK addskip=0
-	addq	$-(15*8+\addskip), %rsp
+	.macro ALLOC_PT_GPREGS_ON_STACK
+	addq	$-(15*8), %rsp
 	.endm
 
 	.macro SAVE_C_REGS_HELPER offset=0 rax=1 rcx=1 r8910=1 r11=1

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Thread

[PATCH] x86/calling.h: remove unused addskip parameter of ALLOC_PT_GPREGS_ON_STACK Alexander Kuleshov <kuleshovmail@gmail.com> - 2016-10-19 21:20 +0200
  Re: [PATCH] x86/calling.h: remove unused addskip parameter of  ALLOC_PT_GPREGS_ON_STACK Borislav Petkov <bp@alien8.de> - 2016-10-19 21:30 +0200
  [tip:x86/urgent] x86/entry: Remove addskip parameter from  ALLOC_PT_GPREGS_ON_STACK tip-bot for Alexander Kuleshov <tipbot@zytor.com> - 2016-10-20 11:10 +0200
  [tip:x86/asm] x86/entry/64: Remove unused 'addskip' parameter of  the ALLOC_PT_GPREGS_ON_STACK macro tip-bot for Alexander Kuleshov <tipbot@zytor.com> - 2016-10-20 13:10 +0200

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