Commit c9d1c934 authored by David Carrillo-Cisneros's avatar David Carrillo-Cisneros Committed by Arnaldo Carvalho de Melo

perf tools: Do not print missing features in pipe-mode

Pipe-mode has no perf.data header, hence no upfront knowledge of presend
and missing features, hence, do not print missing features in pipe-mode.
Signed-off-by: default avatarDavid Carrillo-Cisneros <davidcc@google.com>
Acked-by: default avatarJiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: He Kuang <hekuang@huawei.com>
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Paul Turner <pjt@google.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Simon Que <sque@chromium.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/r/20170410201432.24807-8-davidcc@google.comSigned-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 0973ad97
...@@ -2270,6 +2270,9 @@ int perf_header__fprintf_info(struct perf_session *session, FILE *fp, bool full) ...@@ -2270,6 +2270,9 @@ int perf_header__fprintf_info(struct perf_session *session, FILE *fp, bool full)
perf_header__process_sections(header, fd, &hd, perf_header__process_sections(header, fd, &hd,
perf_file_section__fprintf_info); perf_file_section__fprintf_info);
if (session->file->is_pipe)
return 0;
fprintf(fp, "# missing features: "); fprintf(fp, "# missing features: ");
for_each_clear_bit(bit, header->adds_features, HEADER_LAST_FEATURE) { for_each_clear_bit(bit, header->adds_features, HEADER_LAST_FEATURE) {
if (bit) if (bit)
......
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