Merge branch 'perf/core' of git://git.kernel.org/pub/scm/linux/kernel/git/frederic/random-tracing into perf/core

arch/x86/kernel/cpu/perf_event_p4.c

@@ -497,6 +497,8 @@ static int p4_hw_config(struct perf_event *event)
 		event->hw.config |= event->attr.config &
 			(p4_config_pack_escr(P4_ESCR_MASK_HT) |
 			 p4_config_pack_cccr(P4_CCCR_MASK_HT | P4_CCCR_RESERVED));
+
+		event->hw.config &= ~P4_CCCR_FORCE_OVF;
 	}
 
 	rc = x86_setup_perfctr(event);

kernel/trace/trace_stack.c

@@ -249,7 +249,7 @@ static int trace_lookup_stack(struct seq_file *m, long i)
 {
 	unsigned long addr = stack_dump_trace[i];
 
-	return seq_printf(m, "%pF\n", (void *)addr);
+	return seq_printf(m, "%pS\n", (void *)addr);
 }
 
 static void print_disabled(struct seq_file *m)

tools/perf/util/callchain.h

@@ -57,6 +57,7 @@ static inline void callchain_init(struct callchain_root *root)
 
 	root->node.parent = NULL;
 	root->node.hit = 0;
+	root->node.children_hit = 0;
 	root->max_depth = 0;
 }