x86: cleanup div_sc() usage

Remove the magic number in the third argment of div_sc().

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 2 insertions, 1 deletions

diff --git a/arch/x86/kernel/apic_64.c b/arch/x86/kernel/apic_64.c
index bf83157337e4..5910020c3f24 100644
--- a/arch/x86/kernel/apic_64.c
+++ b/arch/x86/kernel/apic_64.c
@@ -360,7 +360,8 @@ static void __init calibrate_APIC_clock(void)
                 result / 1000 / 1000, result / 1000 % 1000);
 
         /* Calculate the scaled math multiplication factor */
-        lapic_clockevent.mult = div_sc(result, NSEC_PER_SEC, 32);
+        lapic_clockevent.mult = div_sc(result, NSEC_PER_SEC,
+                                       lapic_clockevent.shift);
         lapic_clockevent.max_delta_ns =
                 clockevent_delta2ns(0x7FFFFF, &lapic_clockevent);
         lapic_clockevent.min_delta_ns =