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-rw-r--r--kernel/gcov/base.c6
-rw-r--r--kernel/gcov/gcc_4_7.c5
2 files changed, 11 insertions, 0 deletions
diff --git a/kernel/gcov/base.c b/kernel/gcov/base.c
index f45b75b713c..b358a802fd1 100644
--- a/kernel/gcov/base.c
+++ b/kernel/gcov/base.c
@@ -85,6 +85,12 @@ void __gcov_merge_ior(gcov_type *counters, unsigned int n_counters)
}
EXPORT_SYMBOL(__gcov_merge_ior);
+void __gcov_merge_time_profile(gcov_type *counters, unsigned int n_counters)
+{
+ /* Unused. */
+}
+EXPORT_SYMBOL(__gcov_merge_time_profile);
+
/**
* gcov_enable_events - enable event reporting through gcov_event()
*
diff --git a/kernel/gcov/gcc_4_7.c b/kernel/gcov/gcc_4_7.c
index 2c6e4631c81..826ba9fb5e3 100644
--- a/kernel/gcov/gcc_4_7.c
+++ b/kernel/gcov/gcc_4_7.c
@@ -18,7 +18,12 @@
#include <linux/vmalloc.h>
#include "gcov.h"
+#if __GNUC__ == 4 && __GNUC_MINOR__ >= 9
+#define GCOV_COUNTERS 9
+#else
#define GCOV_COUNTERS 8
+#endif
+
#define GCOV_TAG_FUNCTION_LENGTH 3
static struct gcov_info *gcov_info_head;