From: tip-bot for Alexander Kuleshov <tipbot@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, hpa@zytor.com, mingo@kernel.org,
kuleshovmail@gmail.com, tglx@linutronix.de
Subject: [tip:x86/asm] x86/asm/boot: Use already defined KEEP_SEGMENTS macro in head_{32,64}.S
Date: Thu, 19 Feb 2015 03:32:07 -0800 [thread overview]
Message-ID: <tip-fb148d83ec6924b7766731e58739d7281b6fb8c7@git.kernel.org> (raw)
In-Reply-To: <1424331298-7456-1-git-send-email-kuleshovmail@gmail.com>
Commit-ID: fb148d83ec6924b7766731e58739d7281b6fb8c7
Gitweb: http://git.kernel.org/tip/fb148d83ec6924b7766731e58739d7281b6fb8c7
Author: Alexander Kuleshov <kuleshovmail@gmail.com>
AuthorDate: Thu, 19 Feb 2015 13:34:58 +0600
Committer: Ingo Molnar <mingo@kernel.org>
CommitDate: Thu, 19 Feb 2015 10:05:04 +0100
x86/asm/boot: Use already defined KEEP_SEGMENTS macro in head_{32,64}.S
There is already defined macro KEEP_SEGMENTS in
<asm/bootparam.h>, let's use it instead of hardcoded
constants.
Signed-off-by: Alexander Kuleshov <kuleshovmail@gmail.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/1424331298-7456-1-git-send-email-kuleshovmail@gmail.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
arch/x86/boot/compressed/head_32.S | 3 ++-
arch/x86/boot/compressed/head_64.S | 3 ++-
arch/x86/kernel/head_32.S | 3 ++-
3 files changed, 6 insertions(+), 3 deletions(-)
diff --git a/arch/x86/boot/compressed/head_32.S b/arch/x86/boot/compressed/head_32.S
index 1d7fbbc..8ef964d 100644
--- a/arch/x86/boot/compressed/head_32.S
+++ b/arch/x86/boot/compressed/head_32.S
@@ -29,6 +29,7 @@
#include <asm/page_types.h>
#include <asm/boot.h>
#include <asm/asm-offsets.h>
+#include <asm/bootparam.h>
__HEAD
ENTRY(startup_32)
@@ -102,7 +103,7 @@ preferred_addr:
* Test KEEP_SEGMENTS flag to see if the bootloader is asking
* us to not reload segments
*/
- testb $(1<<6), BP_loadflags(%esi)
+ testb $KEEP_SEGMENTS, BP_loadflags(%esi)
jnz 1f
cli
diff --git a/arch/x86/boot/compressed/head_64.S b/arch/x86/boot/compressed/head_64.S
index 6b1766c..90c1521 100644
--- a/arch/x86/boot/compressed/head_64.S
+++ b/arch/x86/boot/compressed/head_64.S
@@ -31,6 +31,7 @@
#include <asm/msr.h>
#include <asm/processor-flags.h>
#include <asm/asm-offsets.h>
+#include <asm/bootparam.h>
__HEAD
.code32
@@ -46,7 +47,7 @@ ENTRY(startup_32)
* Test KEEP_SEGMENTS flag to see if the bootloader is asking
* us to not reload segments
*/
- testb $(1<<6), BP_loadflags(%esi)
+ testb $KEEP_SEGMENTS, BP_loadflags(%esi)
jnz 1f
cli
diff --git a/arch/x86/kernel/head_32.S b/arch/x86/kernel/head_32.S
index f36bd42..d031bad 100644
--- a/arch/x86/kernel/head_32.S
+++ b/arch/x86/kernel/head_32.S
@@ -22,6 +22,7 @@
#include <asm/cpufeature.h>
#include <asm/percpu.h>
#include <asm/nops.h>
+#include <asm/bootparam.h>
/* Physical address */
#define pa(X) ((X) - __PAGE_OFFSET)
@@ -90,7 +91,7 @@ ENTRY(startup_32)
/* test KEEP_SEGMENTS flag to see if the bootloader is asking
us to not reload segments */
- testb $(1<<6), BP_loadflags(%esi)
+ testb $KEEP_SEGMENTS, BP_loadflags(%esi)
jnz 2f
/*
prev parent reply other threads:[~2015-02-19 11:32 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-19 7:19 [PATCH v2] x86: use already defined KEEP_SEGMENT macro in head_{32,64}.S Alexander Kuleshov
2015-02-19 7:34 ` [PATCH v3] x86: use already defined KEEP_SEGMENTS " Alexander Kuleshov
2015-02-19 11:32 ` tip-bot for Alexander Kuleshov [this message]
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