Commit-ID: c9d1c93421e3b3c7051b193c9cf648a3bc55cb3e Gitweb: http://git.kernel.org/tip/c9d1c93421e3b3c7051b193c9cf648a3bc55cb3e Author: David Carrillo-Cisneros <davi...@google.com> AuthorDate: Mon, 10 Apr 2017 13:14:32 -0700 Committer: Arnaldo Carvalho de Melo <a...@redhat.com> CommitDate: Tue, 11 Apr 2017 16:22:22 -0300
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: David Carrillo-Cisneros <davi...@google.com> Acked-by: Jiri Olsa <jo...@kernel.org> Cc: Alexander Shishkin <alexander.shish...@linux.intel.com> Cc: Andi Kleen <a...@linux.intel.com> Cc: He Kuang <heku...@huawei.com> Cc: Masami Hiramatsu <mhira...@kernel.org> Cc: Paul Turner <p...@google.com> Cc: Peter Zijlstra <pet...@infradead.org> Cc: Simon Que <s...@chromium.org> Cc: Stephane Eranian <eran...@google.com> Cc: Wang Nan <wangn...@huawei.com> Link: http://lkml.kernel.org/r/20170410201432.24807-8-davi...@google.com Signed-off-by: Arnaldo Carvalho de Melo <a...@redhat.com> --- tools/perf/util/header.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c index ef09f26..2ccc7f0 100644 --- a/tools/perf/util/header.c +++ b/tools/perf/util/header.c @@ -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_file_section__fprintf_info); + if (session->file->is_pipe) + return 0; + fprintf(fp, "# missing features: "); for_each_clear_bit(bit, header->adds_features, HEADER_LAST_FEATURE) { if (bit)
