From: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
To: akpm@linux-foundation.org, linux-kernel@vger.kernel.org
Cc: paulus@samba.org,
Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>,
linuxppc-dev@ozlabs.org
Subject: [patch 04/28] Add cmpxchg64 and cmpxchg64_local to powerpc
Date: Mon, 27 Aug 2007 11:52:38 -0400 [thread overview]
Message-ID: <20070827155524.827591009@polymtl.ca> (raw)
In-Reply-To: 20070827155234.062715780@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: paulus@samba.org
CC: linuxppc-dev@ozlabs.org
---
include/asm-powerpc/system.h | 6 ++++++
1 file changed, 6 insertions(+)
Index: linux-2.6-lttng/include/asm-powerpc/system.h
===================================================================
--- linux-2.6-lttng.orig/include/asm-powerpc/system.h 2007-08-27 11:42:08.000000000 -0400
+++ linux-2.6-lttng/include/asm-powerpc/system.h 2007-08-27 11:42:43.000000000 -0400
@@ -485,6 +485,12 @@ __cmpxchg_local(volatile void *ptr, unsi
*/
#define NET_IP_ALIGN 0
#define NET_SKB_PAD L1_CACHE_BYTES
+
+#define cmpxchg64 cmpxchg
+#define cmpxchg64_local cmpxchg_local
+#else
+#include <asm-generic/cmpxchg-local.h>
+#define cmpxchg64_local(ptr,o,n) __cmpxchg64_local_generic((ptr), (o), (n))
#endif
#define arch_align_stack(x) (x)
--
Mathieu Desnoyers
Computer Engineering Ph.D. Student, Ecole Polytechnique de Montreal
OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68
next parent reply other threads:[~2007-08-27 17:10 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20070827155234.062715780@polymtl.ca>
2007-08-27 15:52 ` Mathieu Desnoyers [this message]
2007-09-22 4:46 ` [patch 04/28] Add cmpxchg64 and cmpxchg64_local to powerpc Paul Mackerras
2007-09-22 14:35 ` Mathieu Desnoyers
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