The patch titled
Add cmpxchg_local to v850
has been removed from the -mm tree. Its filename was
add-cmpxchg_local-to-v850.patch
This patch was dropped because an updated version will be merged
------------------------------------------------------
Subject: Add cmpxchg_local to v850
From: Mathieu Desnoyers <mathieu.desnoyers@xxxxxxxxxx>
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@xxxxxxxxxx>
Cc: Miles Bader <uclinux-v850@xxxxxxxxxxxxx>
Cc: Miles Bader <miles.bader@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/asm-v850/system.h | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff -puN include/asm-v850/system.h~add-cmpxchg_local-to-v850 include/asm-v850/system.h
--- a/include/asm-v850/system.h~add-cmpxchg_local-to-v850
+++ a/include/asm-v850/system.h
@@ -103,6 +103,21 @@ static inline unsigned long __xchg (unsi
return tmp;
}
+#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
+
#define arch_align_stack(x) (x)
#endif /* __V850_SYSTEM_H__ */
_
Patches currently in -mm which might be from mathieu.desnoyers@xxxxxxxxxx are
local_t-documentation-update-2.patch
markers-fix-warnings.patch
add-cmpxchg_local-to-v850.patch
add-cmpxchg_local-to-xtensa.patch
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