1 files changed, 1 insertions, 0 deletions

diff --git a/arch/x86_64/kernel/apic.c b/arch/x86_64/kernel/apic.c
index 7a0a3e8d5d72..e5b14c57eaa0 100644
--- a/arch/x86_64/kernel/apic.c
+++ b/arch/x86_64/kernel/apic.c
@@ -1152,6 +1152,7 @@ __setup("noapicmaintimer", setup_noapicmaintimer);
 static __init int setup_apicpmtimer(char *s)
 {
         apic_calibrate_pmtmr = 1;
+        notsc_setup(NULL);
         return setup_apicmaintimer(NULL);
 }
 __setup("apicpmtimer", setup_apicpmtimer);