From: Stanislav Fomichev Date: Fri, 1 Nov 2013 16:25:45 +0000 (+0400) Subject: perf timechart: Always try to print at least 15 tasks X-Git-Tag: v3.14-rc1~171^2~19^2~18 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=0a8eb275cbdb8462854d5f7e1168d86cee4cc9ea;p=platform%2Fkernel%2Flinux-stable.git perf timechart: Always try to print at least 15 tasks Always try to print at least 15 tasks no matter how long they run. Signed-off-by: Stanislav Fomichev Acked-by: Namhyung Kim Cc: Ingo Molnar Cc: Namhyung Kim Cc: Paul Mackerras Cc: Peter Zijlstra Link: http://lkml.kernel.org/r/1383323151-19810-2-git-send-email-stfomichev@yandex-team.ru Signed-off-by: Arnaldo Carvalho de Melo --- diff --git a/tools/perf/builtin-timechart.c b/tools/perf/builtin-timechart.c index 41c9bde2..bb21e57 100644 --- a/tools/perf/builtin-timechart.c +++ b/tools/perf/builtin-timechart.c @@ -945,15 +945,17 @@ static void write_svg_file(const char *filename) { u64 i; int count; + int thresh = TIME_THRESH; numcpus++; - count = determine_display_tasks(TIME_THRESH); - - /* We'd like to show at least 15 tasks; be less picky if we have fewer */ - if (count < 15) - count = determine_display_tasks(TIME_THRESH / 10); + /* We'd like to show at least proc_num tasks; + * be less picky if we have fewer */ + do { + count = determine_display_tasks(thresh); + thresh /= 10; + } while (!process_filter && thresh && count < 15); open_svg(filename, numcpus, count, first_time, last_time);