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From: akpm@linux-foundation.org
To: mathieu.desnoyers@polymtl.ca, lethal@linux-sh.org,
	mm-commits@vger.kernel.org
Subject: - add-cmpxchg_local-to-sh64.patch removed from -mm tree
Date: Wed, 31 Oct 2007 15:41:32 -0700	[thread overview]
Message-ID: <20071031224132.4B845432BF5@localhost> (raw)


The patch titled
     Add cmpxchg_local to sh64
has been removed from the -mm tree.  Its filename was
     add-cmpxchg_local-to-sh64.patch

This patch was dropped because an updated version will be merged

------------------------------------------------------
Subject: Add cmpxchg_local to sh64
From: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>

Use the new generic cmpxchg_local (disables interrupt). Also use the generic
cmpxchg as fallback if SMP is not set.

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Cc: Paul Mundt <lethal@linux-sh.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 include/asm-sh64/system.h |   15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff -puN include/asm-sh64/system.h~add-cmpxchg_local-to-sh64 include/asm-sh64/system.h
--- a/include/asm-sh64/system.h~add-cmpxchg_local-to-sh64
+++ a/include/asm-sh64/system.h
@@ -163,6 +163,21 @@ static __inline__ unsigned long __xchg(u
 	return x;
 }
 
+#include <asm-generic/cmpxchg-local.h>
+
+/*
+ * cmpxchg_local and cmpxchg64_local are atomic wrt current CPU. Always make
+ * them available.
+ */
+#define cmpxchg_local(ptr,o,n)					  	    \
+     (__typeof__(*(ptr)))__cmpxchg_local_generic((ptr), (unsigned long)(o), \
+			   	 (unsigned long)(n), sizeof(*(ptr)))
+#define cmpxchg64_local(ptr,o,n) __cmpxchg64_local_generic((ptr), (o), (n))
+
+#ifndef CONFIG_SMP
+#include <asm-generic/cmpxchg.h>
+#endif
+
 /* XXX
  * disable hlt during certain critical i/o operations
  */
_

Patches currently in -mm which might be from mathieu.desnoyers@polymtl.ca are

local_t-documentation-update-2.patch
markers-fix-warnings.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

             reply	other threads:[~2007-10-31 22:43 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-10-31 22:41 akpm [this message]
  -- strict thread matches above, loose matches on Subject: below --
2007-11-26 21:41 - add-cmpxchg_local-to-sh64.patch removed from -mm tree akpm

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