X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=include%2Fasm-cris%2Fsystem.h;h=5bcfe5a1090765e7359c4f64f0de4001597f3241;hb=9ea319b61613085f501a79cf8d405cb221d084f3;hp=fea0e8d57cb51883f5d0c31202ef33ed089f863d;hpb=54c66f6d781e03dc0b23956234963c4911e6d1c0;p=linux-2.6

diff --git a/include/asm-cris/system.h b/include/asm-cris/system.h
index fea0e8d57c..5bcfe5a109 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);