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-rw-r--r--tools/perf/util/hist.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/perf/util/hist.h b/tools/perf/util/hist.h
index 480d2eb26001..d08e4f36f193 100644
--- a/tools/perf/util/hist.h
+++ b/tools/perf/util/hist.h
@@ -237,6 +237,7 @@ struct perf_hpp_fmt {
struct perf_hpp_list {
struct list_head fields;
struct list_head sorts;
+ int nr_sort_keys;
};
extern struct perf_hpp_list perf_hpp_list;