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authorStanislav Fomichev <stfomichev@yandex-team.ru>2013-11-01 17:25:45 +0100
committerArnaldo Carvalho de Melo <acme@redhat.com>2013-11-27 18:58:36 +0100
commit0a8eb275cbdb8462854d5f7e1168d86cee4cc9ea (patch)
treea16acb182c910429f8c10384c06f09b2fda5c8c3 /tools/perf
parentperf record: Default -t option to no inheritance (diff)
downloadlinux-0a8eb275cbdb8462854d5f7e1168d86cee4cc9ea.tar.xz
linux-0a8eb275cbdb8462854d5f7e1168d86cee4cc9ea.zip
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 <stfomichev@yandex-team.ru> Acked-by: Namhyung Kim <namhyung@kernel.org> Cc: Ingo Molnar <mingo@redhat.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1383323151-19810-2-git-send-email-stfomichev@yandex-team.ru Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf')
-rw-r--r--tools/perf/builtin-timechart.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/tools/perf/builtin-timechart.c b/tools/perf/builtin-timechart.c
index 41c9bde2fb67..bb21e57ff9bb 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);