linux 2.6.16.38 w/ vs2.0.3-rc1

[linux-2.6.git] / include / asm-xtensa / system.h

diff --git a/include/asm-xtensa/system.h b/include/asm-xtensa/system.h
index 932bda9..9284867 100644 (file)
--- a/include/asm-xtensa/system.h
+++ b/include/asm-xtensa/system.h
@@ -11,6 +11,7 @@
 #ifndef _XTENSA_SYSTEM_H
 #define _XTENSA_SYSTEM_H
 
+#include <linux/config.h>
 #include <linux/stringify.h>
 
 #include <asm/processor.h>
@@ -99,6 +100,7 @@ static inline void disable_coprocessor(int i)
 #endif
 
 #define set_mb(var, value)     do { var = value; mb(); } while (0)
+#define set_wmb(var, value)    do { var = value; wmb(); } while (0)
 
 #if !defined (__ASSEMBLY__)
 
@@ -109,6 +111,8 @@ extern void *_switch_to(void *last, void *next);
 
 #endif /* __ASSEMBLY__ */
 
+#define prepare_to_switch()    do { } while(0)
+
 #define switch_to(prev,next,last)              \
 do {                                           \
        clear_cpenable();                       \