linux-kernel - [PATCH] Clean up mach_reboot

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Message-ID: <460ACC05.4020401@goop.org>
Date:	Wed, 28 Mar 2007 13:11:49 -0700
From:	Jeremy Fitzhardinge <jeremy@...p.org>
To:	Andi Kleen <ak@...e.de>
CC:	Jeremy Fitzhardinge <jeremy@...p.org>,
	Virtualization Mailing List <virtualization@...ts.osdl.org>,
	Stephane Eranian <eranian@....hp.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Ingo Molnar <mingo@...e.hu>, Jan Beulich <jbeulich@...ell.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: [PATCH] Clean up mach_reboot_fixups

Two cleanups:
 - reboot_fixups.h is entirely i386-dependent, so put it in asm-i386
 - use a weak version rather than ifdeffery

[ Andi - the machine_ops probably depends on this, but only in a minor
  context-clash way. ]

Signed-off-by: Jeremy Fitzhardinge <jeremy@...source.com>
Cc: Jaya Kumar <jayalk@...works.biz>

---
 arch/i386/kernel/reboot.c        |    6 +++++-
 arch/i386/kernel/reboot_fixups.c |    2 +-
 include/asm-i386/reboot_fixups.h |    6 ++++++
 include/linux/reboot_fixups.h    |   10 ----------
 4 files changed, 12 insertions(+), 12 deletions(-)

===================================================================
--- a/arch/i386/kernel/reboot.c
+++ b/arch/i386/kernel/reboot.c
@@ -17,7 +17,7 @@
 #include <asm/apic.h>
 #include <asm/desc.h>
 #include "mach_reboot.h"
-#include <linux/reboot_fixups.h>
+#include <asm/reboot_fixups.h>
 
 /*
  * Power off function, if any
@@ -314,6 +314,10 @@ void machine_shutdown(void)
 #ifdef CONFIG_X86_IO_APIC
 	disable_IO_APIC();
 #endif
+}
+
+void __attribute__((weak)) mach_reboot_fixups(void)
+{
 }
 
 void machine_emergency_restart(void)
===================================================================
--- a/arch/i386/kernel/reboot_fixups.c
+++ b/arch/i386/kernel/reboot_fixups.c
@@ -10,7 +10,7 @@
 
 #include <asm/delay.h>
 #include <linux/pci.h>
-#include <linux/reboot_fixups.h>
+#include <asm/reboot_fixups.h>
 
 static void cs5530a_warm_reset(struct pci_dev *dev)
 {
===================================================================
--- /dev/null
+++ b/include/asm-i386/reboot_fixups.h
@@ -0,0 +1,6 @@
+#ifndef _LINUX_REBOOT_FIXUPS_H
+#define _LINUX_REBOOT_FIXUPS_H
+
+extern void mach_reboot_fixups(void);
+
+#endif /* _LINUX_REBOOT_FIXUPS_H */
===================================================================
--- a/include/linux/reboot_fixups.h
+++ /dev/null
@@ -1,10 +0,0 @@
-#ifndef _LINUX_REBOOT_FIXUPS_H
-#define _LINUX_REBOOT_FIXUPS_H
-
-#ifdef CONFIG_X86_REBOOTFIXUPS
-extern void mach_reboot_fixups(void);
-#else
-#define mach_reboot_fixups() ((void)(0))
-#endif
-
-#endif /* _LINUX_REBOOT_FIXUPS_H */

-
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