[patch 09/23] Add cmpxchg_local, cmpxchg64 and cmpxchg64_local to ia64

[Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>]

Add the primitives cmpxchg_local, cmpxchg64 and cmpxchg64_local to ia64. They
use cmpxchg_acq as underlying macro, just like the already existing ia64
cmpxchg().

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
CC: clameter@sgi.com
CC: tony.luck@intel.com
---
 include/asm-ia64/intrinsics.h |    4 ++++
 1 file changed, 4 insertions(+)

Index: linux-2.6-lttng/include/asm-ia64/intrinsics.h
===================================================================
--- linux-2.6-lttng.orig/include/asm-ia64/intrinsics.h	2007-07-20 18:36:09.000000000 -0400
+++ linux-2.6-lttng/include/asm-ia64/intrinsics.h	2007-07-20 19:29:17.000000000 -0400
@@ -158,6 +158,10 @@ extern long ia64_cmpxchg_called_with_bad
 
 /* for compatibility with other platforms: */
 #define cmpxchg(ptr,o,n)	cmpxchg_acq(ptr,o,n)
+#define cmpxchg_local(ptr,o,n)	cmpxchg_acq(ptr,o,n)
+
+#define cmpxchg64(ptr,o,n)		cmpxchg_acq(ptr,o,n)
+#define cmpxchg64_local(ptr,o,n)	cmpxchg_acq(ptr,o,n)
 
 #ifdef CONFIG_IA64_DEBUG_CMPXCHG
 # define CMPXCHG_BUGCHECK_DECL	int _cmpxchg_bugcheck_count = 128;

-- 
Mathieu Desnoyers
Computer Engineering Ph.D. Student, Ecole Polytechnique de Montreal
OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F  BA06 3F25 A8FE 3BAE 9A68
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