Index: linux-2.6.23/include/asm-mips/system.h
===================================================================
--- linux-2.6.23.orig/include/asm-mips/system.h	2007-10-10 04:31:38.000000000 +0800
+++ linux-2.6.23/include/asm-mips/system.h	2007-10-10 13:52:24.000000000 +0800
@@ -181,7 +181,7 @@
    if something tries to do an invalid xchg().  */
 extern void __xchg_called_with_bad_pointer(void);
 
-static inline unsigned long __xchg(unsigned long x, volatile void * ptr, int size)
+static __always_inline unsigned long __xchg(unsigned long x, volatile void * ptr, int size)
 {
 	switch (size) {
 	case 4:
