Is there any point in keeping this around?
--
SUSE Labs, Novell Inc.
Index: linux-2.6/include/asm-alpha/system.h
===================================================================
--- linux-2.6.orig/include/asm-alpha/system.h
+++ linux-2.6/include/asm-alpha/system.h
@@ -477,8 +477,6 @@ extern void __xchg_called_with_bad_point
* we don't need any memory barrier as far I can tell.
*/
-#define __HAVE_ARCH_CMPXCHG 1
-
static inline unsigned long
__cmpxchg_u8(volatile char *m, long old, long new)
{
Index: linux-2.6/include/asm-i386/system.h
===================================================================
--- linux-2.6.orig/include/asm-i386/system.h
+++ linux-2.6/include/asm-i386/system.h
@@ -257,10 +257,6 @@ static inline unsigned long __xchg(unsig
* indicated by comparing RETURN with OLD.
*/
-#ifdef CONFIG_X86_CMPXCHG
-#define __HAVE_ARCH_CMPXCHG 1
-#endif
-
static inline unsigned long __cmpxchg(volatile void *ptr, unsigned long old,
unsigned long new, int size)
{
Index: linux-2.6/include/asm-m68k/system.h
===================================================================
--- linux-2.6.orig/include/asm-m68k/system.h
+++ linux-2.6/include/asm-m68k/system.h
@@ -164,7 +164,6 @@ static inline unsigned long __xchg(unsig
* indicated by comparing RETURN with OLD.
*/
#ifdef CONFIG_RMW_INSNS
-#define __HAVE_ARCH_CMPXCHG 1
static inline unsigned long __cmpxchg(volatile void *p, unsigned long old,
unsigned long new, int size)
Index: linux-2.6/include/asm-m68knommu/system.h
===================================================================
--- linux-2.6.orig/include/asm-m68knommu/system.h
+++ linux-2.6/include/asm-m68knommu/system.h
@@ -195,7 +195,6 @@ static inline unsigned long __xchg(unsig
* store NEW in MEM. Return the initial value in MEM. Success is
* indicated by comparing RETURN with OLD.
*/
-#define __HAVE_ARCH_CMPXCHG 1
static __inline__ unsigned long
cmpxchg(volatile int *p, int old, int new)
Index: linux-2.6/include/asm-mips/system.h
===================================================================
--- linux-2.6.orig/include/asm-mips/system.h
+++ linux-2.6/include/asm-mips/system.h
@@ -277,8 +277,6 @@ static inline unsigned long __xchg(unsig
#define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr))))
#define tas(ptr) (xchg((ptr),1))
-#define __HAVE_ARCH_CMPXCHG 1
-
static inline unsigned long __cmpxchg_u32(volatile int * m, unsigned long old,
unsigned long new)
{
Index: linux-2.6/include/asm-ppc/system.h
===================================================================
--- linux-2.6.orig/include/asm-ppc/system.h
+++ linux-2.6/include/asm-ppc/system.h
@@ -155,8 +155,6 @@ extern inline void * xchg_ptr(void * m,
}
-#define __HAVE_ARCH_CMPXCHG 1
-
static __inline__ unsigned long
__cmpxchg_u32(volatile unsigned int *p, unsigned int old, unsigned int new)
{
Index: linux-2.6/include/asm-ppc64/system.h
===================================================================
--- linux-2.6.orig/include/asm-ppc64/system.h
+++ linux-2.6/include/asm-ppc64/system.h
@@ -223,8 +223,6 @@ __xchg(volatile void *ptr, unsigned long
#define tas(ptr) (xchg((ptr),1))
-#define __HAVE_ARCH_CMPXCHG 1
-
static __inline__ unsigned long
__cmpxchg_u32(volatile unsigned int *p, unsigned long old, unsigned long new)
{
Index: linux-2.6/include/asm-s390/system.h
===================================================================
--- linux-2.6.orig/include/asm-s390/system.h
+++ linux-2.6/include/asm-s390/system.h
@@ -189,8 +189,6 @@ static inline unsigned long __xchg(unsig
* indicated by comparing RETURN with OLD.
*/
-#define __HAVE_ARCH_CMPXCHG 1
-
#define cmpxchg(ptr,o,n)\
((__typeof__(*(ptr)))__cmpxchg((ptr),(unsigned long)(o),\
(unsigned long)(n),sizeof(*(ptr))))
Index: linux-2.6/include/asm-sparc64/system.h
===================================================================
--- linux-2.6.orig/include/asm-sparc64/system.h
+++ linux-2.6/include/asm-sparc64/system.h
@@ -321,8 +321,6 @@ extern void die_if_kernel(char *str, str
* indicated by comparing RETURN with OLD.
*/
-#define __HAVE_ARCH_CMPXCHG 1
-
static __inline__ unsigned long
__cmpxchg_u32(volatile int *m, int old, int new)
{
Index: linux-2.6/include/asm-x86_64/system.h
===================================================================
--- linux-2.6.orig/include/asm-x86_64/system.h
+++ linux-2.6/include/asm-x86_64/system.h
@@ -237,8 +237,6 @@ static inline unsigned long __xchg(unsig
* indicated by comparing RETURN with OLD.
*/
-#define __HAVE_ARCH_CMPXCHG 1
-
static inline unsigned long __cmpxchg(volatile void *ptr, unsigned long old,
unsigned long new, int size)
{
Index: linux-2.6/arch/i386/kernel/acpi/boot.c
===================================================================
--- linux-2.6.orig/arch/i386/kernel/acpi/boot.c
+++ linux-2.6/arch/i386/kernel/acpi/boot.c
@@ -83,7 +83,7 @@ int acpi_skip_timer_override __initdata;
static u64 acpi_lapic_addr __initdata = APIC_DEFAULT_PHYS_BASE;
#endif
-#ifndef __HAVE_ARCH_CMPXCHG
+#ifndef CONFIG_X86_CMPXCHG
#warning ACPI uses CMPXCHG, i486 and later hardware
#endif
Index: linux-2.6/include/asm-i386/mc146818rtc.h
===================================================================
--- linux-2.6.orig/include/asm-i386/mc146818rtc.h
+++ linux-2.6/include/asm-i386/mc146818rtc.h
@@ -13,7 +13,7 @@
#define RTC_ALWAYS_BCD 1 /* RTC operates in binary mode */
#endif
-#ifdef __HAVE_ARCH_CMPXCHG
+#ifdef CONFIG_X86_CMPXCHG
/*
* This lock provides nmi access to the CMOS/RTC registers. It has some
* special properties. It is owned by a CPU and stores the index register
Index: linux-2.6/include/asm-ia64/intrinsics.h
===================================================================
--- linux-2.6.orig/include/asm-ia64/intrinsics.h
+++ linux-2.6/include/asm-ia64/intrinsics.h
@@ -111,8 +111,6 @@ extern void ia64_xchg_called_with_bad_po
* indicated by comparing RETURN with OLD.
*/
-#define __HAVE_ARCH_CMPXCHG 1
-
/*
* This function doesn't exist, so you'll get a linker error
* if something tries to do an invalid cmpxchg().
Index: linux-2.6/include/asm-parisc/atomic.h
===================================================================
--- linux-2.6.orig/include/asm-parisc/atomic.h
+++ linux-2.6/include/asm-parisc/atomic.h
@@ -98,8 +98,6 @@ static __inline__ unsigned long __xchg(u
((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr))))
-#define __HAVE_ARCH_CMPXCHG 1
-
/* bug catcher for when unsupported size is used - won't link */
extern void __cmpxchg_called_with_bad_pointer(void);
Index: linux-2.6/include/asm-um/system-i386.h
===================================================================
--- linux-2.6.orig/include/asm-um/system-i386.h
+++ linux-2.6/include/asm-um/system-i386.h
@@ -3,6 +3,4 @@
#include "asm/system-generic.h"
-#define __HAVE_ARCH_CMPXCHG 1
-
#endif
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