1 files changed, 4 insertions, 1 deletions

diff --git a/arch/i386/kernel/timers/timer_hpet.c b/arch/i386/kernel/timers/timer_hpet.c
index ef8dac5dd33b..cbb3f221ced8 100644
--- a/arch/i386/kernel/timers/timer_hpet.c
+++ b/arch/i386/kernel/timers/timer_hpet.c
@@ -136,6 +136,8 @@ static void delay_hpet(unsigned long loops)
         } while ((hpet_end - hpet_start) < (loops));
 }
 
+static struct timer_opts timer_hpet;
+
 static int __init init_hpet(char* override)
 {
         unsigned long result, remain;
@@ -163,6 +165,8 @@ static int __init init_hpet(char* override)
                         }
                         set_cyc2ns_scale(cpu_khz/1000);
                 }
+                /* set this only when cpu_has_tsc */
+                timer_hpet.read_timer = read_timer_tsc;
         }
 
         /*
@@ -186,7 +190,6 @@ static struct timer_opts timer_hpet __read_mostly = {
         .get_offset =           get_offset_hpet,
         .monotonic_clock =      monotonic_clock_hpet,
         .delay =                delay_hpet,
-        .read_timer =           read_timer_tsc,
 };
 
 struct init_timer_opts __initdata timer_hpet_init = {