repository: /home/avi/kvm/linux-2.6
branch: master
commit e44af0f4ee99974ce40102e23784bc3cae7f4466
Author: Jindrich Makovicka <[EMAIL PROTECTED]>
Date: Sun Sep 9 18:45:01 2007 +0300
KVM: Fix lapic 64-bit division on 32-bit hosts
Signed-off-by: Avi Kivity <[EMAIL PROTECTED]>
diff --git a/drivers/kvm/lapic.c b/drivers/kvm/lapic.c
index 57810fa..4374855 100644
--- a/drivers/kvm/lapic.c
+++ b/drivers/kvm/lapic.c
@@ -31,6 +31,7 @@
#include <asm/current.h>
#include <asm/apicdef.h>
#include <asm/atomic.h>
+#include <asm/div64.h>
#include "irq.h"
#define PRId64 "d"
@@ -511,8 +512,8 @@ static u32 apic_get_tmcct(struct kvm_lapic *apic)
} else
passed = ktime_sub(now, apic->timer.last_update);
- counter_passed = ktime_to_ns(passed) /
- (APIC_BUS_CYCLE_NS * apic->timer.divide_count);
+ counter_passed = div64_64(ktime_to_ns(passed),
+ (APIC_BUS_CYCLE_NS *
apic->timer.divide_count));
tmcct -= counter_passed;
if (tmcct <= 0) {
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