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