| From | Andi Kleen <> | Subject | [PATCH v2 13/19] perf, tools: Print generic metric header even for failed expressions | Date | Fri, 11 Aug 2017 16:26:28 -0700 |
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From: Andi Kleen <ak@linux.intel.com>
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 <ak@linux.intel.com> --- 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 b6cbb6e67167..4ec2d8d15344 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); } -- 2.9.4
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