diff --git a/[refs] b/[refs]
index e2e4fc35e469..b58b9d3cb37b 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 4f2479f03c06e29d7d9e1e02191f8b5ba8ad4eef
+refs/heads/master: 1d16b53e387b255d8e30f00594220b23b1290e6b
diff --git a/trunk/arch/x86/kernel/io_apic_32.c b/trunk/arch/x86/kernel/io_apic_32.c
index 0d204237489e..4ca548632c8d 100644
--- a/trunk/arch/x86/kernel/io_apic_32.c
+++ b/trunk/arch/x86/kernel/io_apic_32.c
@@ -35,6 +35,7 @@
 #include <linux/htirq.h>
 #include <linux/freezer.h>
 #include <linux/kthread.h>
+#include <linux/jiffies.h>	/* time_after() */
 
 #include <asm/io.h>
 #include <asm/smp.h>
@@ -349,7 +350,7 @@ static void set_ioapic_affinity_irq(unsigned int irq, cpumask_t cpumask)
 # include <asm/processor.h>	/* kernel_thread() */
 # include <linux/kernel_stat.h>	/* kstat */
 # include <linux/slab.h>		/* kmalloc() */
-# include <linux/timer.h>	/* time_after() */
+# include <linux/timer.h>
  
 #define IRQBALANCE_CHECK_ARCH -999
 #define MAX_BALANCED_IRQ_INTERVAL	(5*HZ)
@@ -1898,7 +1899,7 @@ static int __init timer_irq_works(void)
 	 * might have cached one ExtINT interrupt.  Finally, at
 	 * least one tick may be lost due to delays.
 	 */
-	if (jiffies - t1 > 4)
+	if (time_after(jiffies, t1 + 4))
 		return 1;
 
 	return 0;
diff --git a/trunk/arch/x86/kernel/io_apic_64.c b/trunk/arch/x86/kernel/io_apic_64.c
index f914d84a21da..1627c0d53e0b 100644
--- a/trunk/arch/x86/kernel/io_apic_64.c
+++ b/trunk/arch/x86/kernel/io_apic_64.c
@@ -32,6 +32,7 @@
 #include <linux/msi.h>
 #include <linux/htirq.h>
 #include <linux/dmar.h>
+#include <linux/jiffies.h>
 #ifdef CONFIG_ACPI
 #include <acpi/acpi_bus.h>
 #endif
@@ -1299,7 +1300,7 @@ static int __init timer_irq_works(void)
 	 */
 
 	/* jiffies wrap? */
-	if (jiffies - t1 > 4)
+	if (time_after(jiffies, t1 + 4))
 		return 1;
 	return 0;
 }