From 2b514e74f4e59e3b8e54891580fef2c9ff6c7bd0 Mon Sep 17 00:00:00 2001
From: Jan Beulich <jbeulich@novell.com>
Date: Sat, 25 Mar 2006 16:29:22 +0100
Subject: [PATCH] [PATCH] x86_64: eliminate set_debug()
For consistency and to have only a single place of definition, replace
set_debug() uses with set_debugreg(), and eliminate the definition of
thj former.
Signed-off-by: Jan Beulich <jbeulich@novell.com>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
arch/x86_64/kernel/process.c | 2 +-
arch/x86_64/kernel/setup64.c | 12 ++++++------
include/asm-x86_64/suspend.h | 4 +---
include/asm-x86_64/system.h | 6 ------
4 files changed, 8 insertions(+), 16 deletions(-)
diff --git a/arch/x86_64/kernel/process.c b/arch/x86_64/kernel/process.c
index 80a8f3079178d7..0cb93abbf5649e 100644
--- a/arch/x86_64/kernel/process.c
+++ b/arch/x86_64/kernel/process.c
@@ -508,7 +508,7 @@ out:
/*
* This special macro can be used to load a debugging register
*/
-#define loaddebug(thread,r) set_debug(thread->debugreg ## r, r)
+#define loaddebug(thread,r) set_debugreg(thread->debugreg ## r, r)
/*
* switch_to(x,y) should switch tasks from x to y.
diff --git a/arch/x86_64/kernel/setup64.c b/arch/x86_64/kernel/setup64.c
index 349d55c2ac4e35..044587812b055d 100644
--- a/arch/x86_64/kernel/setup64.c
+++ b/arch/x86_64/kernel/setup64.c
@@ -281,12 +281,12 @@ void __cpuinit cpu_init (void)
* Clear all 6 debug registers:
*/
- set_debug(0UL, 0);
- set_debug(0UL, 1);
- set_debug(0UL, 2);
- set_debug(0UL, 3);
- set_debug(0UL, 6);
- set_debug(0UL, 7);
+ set_debugreg(0UL, 0);
+ set_debugreg(0UL, 1);
+ set_debugreg(0UL, 2);
+ set_debugreg(0UL, 3);
+ set_debugreg(0UL, 6);
+ set_debugreg(0UL, 7);
fpu_init();
}
diff --git a/include/asm-x86_64/suspend.h b/include/asm-x86_64/suspend.h
index bb9f40597d097d..bc7f81715e5e42 100644
--- a/include/asm-x86_64/suspend.h
+++ b/include/asm-x86_64/suspend.h
@@ -39,9 +39,7 @@ extern unsigned long saved_context_r12, saved_context_r13, saved_context_r14, sa
extern unsigned long saved_context_eflags;
#define loaddebug(thread,register) \
- __asm__("movq %0,%%db" #register \
- : /* no output */ \
- :"r" ((thread)->debugreg##register))
+ set_debugreg((thread)->debugreg##register, register)
extern void fix_processor_context(void);
diff --git a/include/asm-x86_64/system.h b/include/asm-x86_64/system.h
index b7f66034ae7ac5..3975989802280f 100644
--- a/include/asm-x86_64/system.h
+++ b/include/asm-x86_64/system.h
@@ -70,12 +70,6 @@ extern void load_gs_index(unsigned);
".previous" \
: :"r" (value), "r" (0))
-#define set_debug(value,register) \
- __asm__("movq %0,%%db" #register \
- : /* no output */ \
- :"r" ((unsigned long) value))
-
-
#ifdef __KERNEL__
struct alt_instr {
__u8 *instr; /* original instruction */
--
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