diff -Nru linux/arch/mips/au1000/common/time.c.orig linux/arch/mips/au1000/common/time.c
--- linux/arch/mips/au1000/common/time.c.orig	Thu Oct 11 14:38:54 2001
+++ linux/arch/mips/au1000/common/time.c	Mon Oct 15 10:37:04 2001
@@ -27,6 +27,7 @@
  *
  */
 
+#include <linux/types.h>
 #include <linux/config.h>
 #include <linux/init.h>
 #include <linux/kernel_stat.h>
@@ -253,7 +254,7 @@
 
 /* This is for machines which generate the exact clock. */
 #define USECS_PER_JIFFY (1000000/HZ)
-#define USECS_PER_JIFFY_FRAC (0x100000000*1000000/HZ&0xffffffff)
+#define USECS_PER_JIFFY_FRAC ((u32)((1000000ULL << 32) / HZ))
 
 
 static unsigned long
diff -Nru linux/arch/mips/dec/time.c.orig linux/arch/mips/dec/time.c
--- linux/arch/mips/dec/time.c.orig	Fri Aug 24 10:49:16 2001
+++ linux/arch/mips/dec/time.c	Mon Oct 15 10:35:23 2001
@@ -8,6 +8,7 @@
  * found in some MIPS systems.
  *
  */
+#include <linux/types.h>
 #include <linux/errno.h>
 #include <linux/init.h>
 #include <linux/sched.h>
@@ -44,7 +45,7 @@
 
 /* This is for machines which generate the exact clock. */
 #define USECS_PER_JIFFY (1000000/HZ)
-#define USECS_PER_JIFFY_FRAC ((1000000ULL << 32) / HZ & 0xffffffff)
+#define USECS_PER_JIFFY_FRAC ((u32)((1000000ULL << 32) / HZ))
 
 /* Cycle counter value at the previous timer interrupt.. */
 
diff -Nru linux/arch/mips/kernel/time.c.orig linux/arch/mips/kernel/time.c
--- linux/arch/mips/kernel/time.c.orig	Mon Oct  8 11:00:39 2001
+++ linux/arch/mips/kernel/time.c	Mon Oct 15 10:35:23 2001
@@ -30,7 +30,7 @@
 
 /* This is for machines which generate the exact clock. */
 #define USECS_PER_JIFFY (1000000/HZ)
-#define USECS_PER_JIFFY_FRAC ((1000000ULL << 32) / HZ & 0xffffffff)
+#define USECS_PER_JIFFY_FRAC ((u32)((1000000ULL << 32) / HZ))
 
 /*
  * forward reference
diff -Nru linux/arch/mips/mips-boards/generic/time.c.orig linux/arch/mips/mips-boards/generic/time.c
--- linux/arch/mips/mips-boards/generic/time.c.orig	Thu Oct 11 14:39:00 2001
+++ linux/arch/mips/mips-boards/generic/time.c	Mon Oct 15 10:37:52 2001
@@ -23,6 +23,7 @@
  *
  */
 
+#include <linux/types.h>
 #include <linux/config.h>
 #include <linux/init.h>
 #include <linux/kernel_stat.h>
@@ -281,7 +282,7 @@
 
 /* This is for machines which generate the exact clock. */
 #define USECS_PER_JIFFY (1000000/HZ)
-#define USECS_PER_JIFFY_FRAC ((1000000 << 32) / HZ & 0xffffffff)
+#define USECS_PER_JIFFY_FRAC ((u32)((1000000ULL << 32) / HZ))
 
 /* Cycle counter value at the previous timer interrupt.. */