vserver 1.9.3

[linux-2.6.git] / include / asm-um / system-i386.h

diff --git a/include/asm-um/system-i386.h b/include/asm-um/system-i386.h
index 4d71ed3..c436263 100644 (file)
--- a/include/asm-um/system-i386.h
+++ b/include/asm-um/system-i386.h
@@ -2,36 +2,5 @@
 #define __UM_SYSTEM_I386_H
 
 #include "asm/system-generic.h"
-
-static inline unsigned long __cmpxchg(volatile void *ptr, unsigned long old,
-                                     unsigned long new, int size)
-{
-       unsigned long prev;
-       switch (size) {
-       case 1:
-               __asm__ __volatile__(LOCK_PREFIX "cmpxchgb %b1,%2"
-                                    : "=a"(prev)
-                                    : "q"(new), "m"(*__xg(ptr)), "0"(old)
-                                    : "memory");
-               return prev;
-       case 2:
-               __asm__ __volatile__(LOCK_PREFIX "cmpxchgw %w1,%2"
-                                    : "=a"(prev)
-                                    : "q"(new), "m"(*__xg(ptr)), "0"(old)
-                                    : "memory");
-               return prev;
-       case 4:
-               __asm__ __volatile__(LOCK_PREFIX "cmpxchgl %1,%2"
-                                    : "=a"(prev)
-                                    : "q"(new), "m"(*__xg(ptr)), "0"(old)
-                                    : "memory");
-               return prev;
-       }
-       return old;
-}
-
-#define cmpxchg(ptr,o,n)\
-       ((__typeof__(*(ptr)))__cmpxchg((ptr),(unsigned long)(o),\
-                                       (unsigned long)(n),sizeof(*(ptr))))
     
 #endif