perf tools: Increase maximum number of events in expressions

Some of the upcoming metrics need more than 8 events. Increase the maximum
number the parser supports.

Signed-off-by: Andi Kleen <ak@linux.intel.com>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Link: http://lkml.kernel.org/r/20170811232634.30465-9-andi@firstfloor.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/util/expr.h b/tools/perf/util/expr.h
index 9c2760a1a96ea8de6d1338e8b1a93b3696e770c8..400ef9eab00a08f50afc7a08fd191d0e44fe3e7b 100644 (file)
--- a/tools/perf/util/expr.h
+++ b/tools/perf/util/expr.h
@@ -1,7 +1,7 @@
 #ifndef PARSE_CTX_H
 #define PARSE_CTX_H 1
 
-#define EXPR_MAX_OTHER 8
+#define EXPR_MAX_OTHER 15
 #define MAX_PARSE_ID EXPR_MAX_OTHER
 
 struct parse_id {