* - add-cmpxchg64-and-cmpxchg64_local-to-x86_64.patch removed from -mm tree
@ 2007-10-31 22:40 akpm
0 siblings, 0 replies; 2+ messages in thread
From: akpm @ 2007-10-31 22:40 UTC (permalink / raw)
To: mathieu.desnoyers, ak, mingo, tglx, mm-commits
The patch titled
Add cmpxchg64 and cmpxchg64_local to x86_64
has been removed from the -mm tree. Its filename was
add-cmpxchg64-and-cmpxchg64_local-to-x86_64.patch
This patch was dropped because an updated version will be merged
------------------------------------------------------
Subject: Add cmpxchg64 and cmpxchg64_local to x86_64
From: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Make sure that at least cmpxchg64_local is available on all architectures to
use for unsigned long long values.
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Cc: Andi Kleen <ak@muc.de>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
include/asm-x86/cmpxchg_64.h | 2 ++
1 file changed, 2 insertions(+)
diff -puN include/asm-x86/cmpxchg_64.h~add-cmpxchg64-and-cmpxchg64_local-to-x86_64 include/asm-x86/cmpxchg_64.h
--- a/include/asm-x86/cmpxchg_64.h~add-cmpxchg64-and-cmpxchg64_local-to-x86_64
+++ a/include/asm-x86/cmpxchg_64.h
@@ -127,8 +127,10 @@ static inline unsigned long __cmpxchg_lo
#define cmpxchg(ptr,o,n)\
((__typeof__(*(ptr)))__cmpxchg((ptr),(unsigned long)(o),\
(unsigned long)(n),sizeof(*(ptr))))
+#define cmpxchg64 cmpxchg
#define cmpxchg_local(ptr,o,n)\
((__typeof__(*(ptr)))__cmpxchg_local((ptr),(unsigned long)(o),\
(unsigned long)(n),sizeof(*(ptr))))
+#define cmpxchg64_local cmpxchg_local
#endif
_
Patches currently in -mm which might be from mathieu.desnoyers@polymtl.ca are
local_t-documentation-update-2.patch
markers-fix-warnings.patch
add-cmpxchg64-and-cmpxchg64_local-to-x86_64.patch
add-cmpxchg_local-to-arm.patch
add-cmpxchg_local-to-avr32.patch
add-cmpxchg_local-to-blackfin-replace-__cmpxchg-by-generic-cmpxchg.patch
add-cmpxchg_local-to-cris.patch
add-cmpxchg_local-to-frv.patch
add-cmpxchg_local-to-h8300.patch
add-cmpxchg_local-cmpxchg64-and-cmpxchg64_local-to-ia64.patch
new-cmpxchg_local-optimized-for-up-case-for-m32r.patch
fix-m32r-__xchg.patch
m32r-build-fix-of-arch-m32r-kernel-smpbootc.patch
local_t-m32r-use-architecture-specific-cmpxchg_local.patch
add-cmpxchg_local-to-m86k.patch
add-cmpxchg_local-to-m68knommu.patch
add-cmpxchg_local-to-parisc.patch
add-cmpxchg_local-to-ppc.patch
add-cmpxchg_local-to-s390.patch
add-cmpxchg_local-to-sh-use-generic-cmpxchg-instead-of-cmpxchg_u32.patch
add-cmpxchg_local-to-sh64.patch
add-cmpxchg_local-to-sparc-move-__cmpxchg-to-systemh.patch
add-cmpxchg_local-to-sparc64.patch
add-cmpxchg_local-to-v850.patch
add-cmpxchg_local-to-xtensa.patch
^ permalink raw reply [flat|nested] 2+ messages in thread
* - add-cmpxchg64-and-cmpxchg64_local-to-x86_64.patch removed from -mm tree
@ 2008-02-08 8:08 akpm
0 siblings, 0 replies; 2+ messages in thread
From: akpm @ 2008-02-08 8:08 UTC (permalink / raw)
To: mathieu.desnoyers, ak, mingo, tglx, mm-commits
The patch titled
Add cmpxchg64 and cmpxchg64_local to x86_64
has been removed from the -mm tree. Its filename was
add-cmpxchg64-and-cmpxchg64_local-to-x86_64.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: Add cmpxchg64 and cmpxchg64_local to x86_64
From: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Make sure that at least cmpxchg64_local is available on all architectures to use
for unsigned long long values.
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Cc: Andi Kleen <ak@muc.de>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
include/asm-x86/cmpxchg_64.h | 22 ++++++++++++++++------
1 file changed, 16 insertions(+), 6 deletions(-)
diff -puN include/asm-x86/cmpxchg_64.h~add-cmpxchg64-and-cmpxchg64_local-to-x86_64 include/asm-x86/cmpxchg_64.h
--- a/include/asm-x86/cmpxchg_64.h~add-cmpxchg64-and-cmpxchg64_local-to-x86_64
+++ a/include/asm-x86/cmpxchg_64.h
@@ -124,11 +124,21 @@ static inline unsigned long __cmpxchg_lo
return old;
}
-#define cmpxchg(ptr,o,n)\
- ((__typeof__(*(ptr)))__cmpxchg((ptr),(unsigned long)(o),\
- (unsigned long)(n),sizeof(*(ptr))))
-#define cmpxchg_local(ptr,o,n)\
- ((__typeof__(*(ptr)))__cmpxchg_local((ptr),(unsigned long)(o),\
- (unsigned long)(n),sizeof(*(ptr))))
+#define cmpxchg(ptr, o, n) \
+ ((__typeof__(*(ptr)))__cmpxchg((ptr), (unsigned long)(o), \
+ (unsigned long)(n), sizeof(*(ptr))))
+#define cmpxchg64(ptr, o, n) \
+ ({ \
+ BUILD_BUG_ON(sizeof(*(ptr)) != 8); \
+ cmpxchg((ptr), (o), (n)); \
+ })
+#define cmpxchg_local(ptr, o, n) \
+ ((__typeof__(*(ptr)))__cmpxchg_local((ptr), (unsigned long)(o), \
+ (unsigned long)(n), sizeof(*(ptr))))
+#define cmpxchg64_local(ptr, o, n) \
+ ({ \
+ BUILD_BUG_ON(sizeof(*(ptr)) != 8); \
+ cmpxchg_local((ptr), (o), (n)); \
+ })
#endif
_
Patches currently in -mm which might be from mathieu.desnoyers@polymtl.ca are
origin.patch
modules-handle-symbols-that-have-a-zero-value.patch
modules-handle-symbols-that-have-a-zero-value-fix.patch
linux-kernel-markers-support-multiple-probes.patch
linux-kernel-markers-support-multiple-probes-update.patch
linux-kernel-markers-create-modpost-file.patch
^ permalink raw reply [flat|nested] 2+ messages in thread
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2007-10-31 22:40 - add-cmpxchg64-and-cmpxchg64_local-to-x86_64.patch removed from -mm tree akpm
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2008-02-08 8:08 akpm
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