X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=include%2Fasm-cris%2Fsystem.h;h=5bcfe5a1090765e7359c4f64f0de4001597f3241;hb=d91ab4e7df0c0c9f98c830e04e875f39d41b21f6;hp=fea0e8d57cb51883f5d0c31202ef33ed089f863d;hpb=60f29b1e1600d89aee5e529acb4b276a6650cb8b;p=linux-2.6-omap-h63xx.git

diff --git a/include/asm-cris/system.h b/include/asm-cris/system.h
index fea0e8d57cb..5bcfe5a1090 100644
--- a/include/asm-cris/system.h
+++ b/include/asm-cris/system.h
@@ -66,6 +66,21 @@ static inline unsigned long __xchg(unsigned long x, volatile void * ptr, int siz
   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
+
 #define arch_align_stack(x) (x)
 
 void default_idle(void);