2 files changed, 2 insertions, 2 deletions

diff --git a/arch/i386/oprofile/nmi_timer_int.c b/arch/i386/oprofile/nmi_timer_int.c
index b2e462abf337..c58d0c14f274 100644
--- a/arch/i386/oprofile/nmi_timer_int.c
+++ b/arch/i386/oprofile/nmi_timer_int.c
@@ -36,7 +36,7 @@ static void timer_stop(void)
 {
         enable_timer_nmi_watchdog();
         unset_nmi_callback();
-        synchronize_kernel();
+        synchronize_sched();  /* Allow already-started NMIs to complete. */
 }
 
 
diff --git a/arch/ppc64/kernel/HvLpEvent.c b/arch/ppc64/kernel/HvLpEvent.c
index 9802beefa217..f8f19637f73f 100644
--- a/arch/ppc64/kernel/HvLpEvent.c
+++ b/arch/ppc64/kernel/HvLpEvent.c
@@ -45,7 +45,7 @@ int HvLpEvent_unregisterHandler( HvLpEvent_Type eventType )
                         /* We now sleep until all other CPUs have scheduled. This ensures that
                          * the deletion is seen by all other CPUs, and that the deleted handler
                          * isn't still running on another CPU when we return. */
-                        synchronize_kernel();
+                        synchronize_rcu();
                 }
         }
         return rc;