From: Andi Kleen <[email protected]> Print the generic metric header even when the expression evaluation failed. Otherwise an expression that fails on the first collections due to division by zero may suddenly reappear later without an header.
Signed-off-by: Andi Kleen <[email protected]> Acked-by: Jiri Olsa <[email protected]> Link: http://lkml.kernel.org/r/[email protected] Signed-off-by: Arnaldo Carvalho de Melo <[email protected]> --- tools/perf/util/stat-shadow.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/tools/perf/util/stat-shadow.c b/tools/perf/util/stat-shadow.c index 96aa6cbf24d6..8c7ab29169b9 100644 --- a/tools/perf/util/stat-shadow.c +++ b/tools/perf/util/stat-shadow.c @@ -662,7 +662,9 @@ static void generic_metric(const char *metric_expr, out->force_header ? name : "", ratio); else - print_metric(ctxp, NULL, NULL, "", 0); + print_metric(ctxp, NULL, NULL, + out->force_header ? + (metric_name ? metric_name : name) : "", 0); } else print_metric(ctxp, NULL, NULL, "", 0); } -- 2.13.5
