diff --git a/[refs] b/[refs]
index 009ddb987603..13330a9af298 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 9d36dfcf219e2ba1f1d169a7f92dcf2cbd4e05f0
+refs/heads/master: ce7f15452cc1dc1eca795542367871a07f37aa79
diff --git a/trunk/arch/x86/include/asm/perf_event_p4.h b/trunk/arch/x86/include/asm/perf_event_p4.h
index b05400a542ff..64a8ebff06fc 100644
--- a/trunk/arch/x86/include/asm/perf_event_p4.h
+++ b/trunk/arch/x86/include/asm/perf_event_p4.h
@@ -89,7 +89,8 @@
 	P4_CCCR_ENABLE)
 
 /* HT mask */
-#define P4_CCCR_MASK_HT	(P4_CCCR_MASK | P4_CCCR_THREAD_ANY)
+#define P4_CCCR_MASK_HT				\
+	(P4_CCCR_MASK | P4_CCCR_OVF_PMI_T1 | P4_CCCR_THREAD_ANY)
 
 #define P4_GEN_ESCR_EMASK(class, name, bit)	\
 	class##__##name = ((1 << bit) << P4_ESCR_EVENTMASK_SHIFT)