diff --git a/include/asm-mips/system.h b/include/asm-mips/system.h
index 862f161..90e4b40 100644
--- a/include/asm-mips/system.h
+++ b/include/asm-mips/system.h
@@ -62,7 +62,7 @@
 #define __mips_mt_fpaff_switch_to(prev) do { (void) (prev); } while (0)
 #endif
 
-#define switch_to(prev,next,last)					\
+#define switch_to(prev, next, last)					\
 do {									\
 	__mips_mt_fpaff_switch_to(prev);				\
 	if (cpu_has_dsp)						\
@@ -193,7 +193,7 @@
 	return x;
 }
 
-#define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr))))
+#define xchg(ptr, x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x), (ptr), sizeof(*(ptr))))
 
 extern void set_handler(unsigned long offset, void *addr, unsigned long len);
 extern void set_uncached_handler(unsigned long offset, void *addr, unsigned long len);