3 files changed, 3 insertions, 19 deletions

diff --git a/arch/x86/kernel/apb_timer.c b/arch/x86/kernel/apb_timer.c
index 51ef31a89be9..29ebf5a3b192 100644
--- a/arch/x86/kernel/apb_timer.c
+++ b/arch/x86/kernel/apb_timer.c
@@ -177,7 +177,6 @@ static struct clocksource clocksource_apbt = {
         .rating         = APBT_CLOCKSOURCE_RATING,
         .read           = apbt_read_clocksource,
         .mask           = APBT_MASK,
-        .shift          = APBT_SHIFT,
         .flags          = CLOCK_SOURCE_IS_CONTINUOUS,
         .resume         = apbt_restart_clocksource,
 };
@@ -595,14 +594,7 @@ static int apbt_clocksource_register(void)
         if (t1 == apbt_read_clocksource(&clocksource_apbt))
                 panic("APBT counter not counting. APBT disabled\n");
 
-        /*
-         * initialize and register APBT clocksource
-         * convert that to ns/clock cycle
-         * mult = (ns/c) * 2^APBT_SHIFT
-         */
-        clocksource_apbt.mult = div_sc(MSEC_PER_SEC,
-                                       (unsigned long) apbt_freq, APBT_SHIFT);
-        clocksource_register(&clocksource_apbt);
+        clocksource_register_khz(&clocksource_apbt, (u32)apbt_freq*1000);
 
         return 0;
 }
diff --git a/arch/x86/kernel/i8253.c b/arch/x86/kernel/i8253.c
index 2dfd31597443..212fe6590aab 100644
--- a/arch/x86/kernel/i8253.c
+++ b/arch/x86/kernel/i8253.c
@@ -188,8 +188,6 @@ static struct clocksource pit_cs = {
         .rating         = 110,
         .read           = pit_read,
         .mask           = CLOCKSOURCE_MASK(32),
-        .mult           = 0,
-        .shift          = 20,
 };
 
 static int __init init_pit_clocksource(void)
@@ -205,9 +203,7 @@ static int __init init_pit_clocksource(void)
             pit_ce.mode != CLOCK_EVT_MODE_PERIODIC)
                 return 0;
 
-        pit_cs.mult = clocksource_hz2mult(CLOCK_TICK_RATE, pit_cs.shift);
-
-        return clocksource_register(&pit_cs);
+        return clocksource_register_hz(&pit_cs, CLOCK_TICK_RATE);
 }
 arch_initcall(init_pit_clocksource);
 
diff --git a/arch/x86/kernel/kvmclock.c b/arch/x86/kernel/kvmclock.c
index f98d3eafe07a..6389a6bca11b 100644
--- a/arch/x86/kernel/kvmclock.c
+++ b/arch/x86/kernel/kvmclock.c
@@ -26,8 +26,6 @@
 #include <asm/x86_init.h>
 #include <asm/reboot.h>
 
-#define KVM_SCALE 22
-
 static int kvmclock = 1;
 static int msr_kvm_system_time = MSR_KVM_SYSTEM_TIME;
 static int msr_kvm_wall_clock = MSR_KVM_WALL_CLOCK;
@@ -120,8 +118,6 @@ static struct clocksource kvm_clock = {
         .read = kvm_clock_get_cycles,
         .rating = 400,
         .mask = CLOCKSOURCE_MASK(64),
-        .mult = 1 << KVM_SCALE,
-        .shift = KVM_SCALE,
         .flags = CLOCK_SOURCE_IS_CONTINUOUS,
 };
 
@@ -203,7 +199,7 @@ void __init kvmclock_init(void)
         machine_ops.crash_shutdown  = kvm_crash_shutdown;
 #endif
         kvm_get_preset_lpj();
-        clocksource_register(&kvm_clock);
+        clocksource_register_hz(&kvm_clock, NSEC_PER_SEC);
         pv_info.paravirt_enabled = 1;
         pv_info.name = "KVM";