From 4f1202c8e61478984ed2d0df616149faf84c2a7f Mon Sep 17 00:00:00 2001 From: Arjan van de Ven Date: Sun, 20 Sep 2009 18:13:28 +0200 Subject: perf timechart: Show the name of the waker/wakee in timechart Timechart currently shows thin green lines for sending or receiving wakeups. This patch also prints (in a very small font) the name of the process that is being woken/wakes up this process. Signed-off-by: Arjan van de Ven Cc: Peter Zijlstra Cc: Paul Mackerras Cc: Frederic Weisbecker LKML-Reference: <20090920181328.68baa978@linux.intel.com> Signed-off-by: Ingo Molnar --- tools/perf/util/svghelper.c | 28 +++++++++++++++++++++------- tools/perf/util/svghelper.h | 2 +- 2 files changed, 22 insertions(+), 8 deletions(-) (limited to 'tools/perf/util') diff --git a/tools/perf/util/svghelper.c b/tools/perf/util/svghelper.c index b0fcecdf378d..9f70fa8e7643 100644 --- a/tools/perf/util/svghelper.c +++ b/tools/perf/util/svghelper.c @@ -242,7 +242,7 @@ void svg_pstate(int cpu, u64 start, u64 end, u64 freq) } -void svg_partial_wakeline(u64 start, int row1, int row2) +void svg_partial_wakeline(u64 start, int row1, char *desc1, int row2, char *desc2) { double height; @@ -251,21 +251,35 @@ void svg_partial_wakeline(u64 start, int row1, int row2) if (row1 < row2) { - if (row1) + if (row1) { fprintf(svgfile, "\n", time2pixels(start), row1 * SLOT_MULT + SLOT_HEIGHT, time2pixels(start), row1 * SLOT_MULT + SLOT_HEIGHT + SLOT_MULT/32); - - if (row2) + if (desc2) + fprintf(svgfile, "%s >\n", + time2pixels(start), row1 * SLOT_MULT + SLOT_HEIGHT + SLOT_HEIGHT/48, desc2); + } + if (row2) { fprintf(svgfile, "\n", time2pixels(start), row2 * SLOT_MULT - SLOT_MULT/32, time2pixels(start), row2 * SLOT_MULT); + if (desc1) + fprintf(svgfile, "%s >\n", + time2pixels(start), row2 * SLOT_MULT - SLOT_MULT/32, desc1); + } } else { - if (row2) + if (row2) { fprintf(svgfile, "\n", time2pixels(start), row2 * SLOT_MULT + SLOT_HEIGHT, time2pixels(start), row2 * SLOT_MULT + SLOT_HEIGHT + SLOT_MULT/32); - - if (row1) + if (desc1) + fprintf(svgfile, "%s <\n", + time2pixels(start), row2 * SLOT_MULT + SLOT_HEIGHT + SLOT_MULT/48, desc1); + } + if (row1) { fprintf(svgfile, "\n", time2pixels(start), row1 * SLOT_MULT - SLOT_MULT/32, time2pixels(start), row1 * SLOT_MULT); + if (desc2) + fprintf(svgfile, "%s <\n", + time2pixels(start), row1 * SLOT_MULT - SLOT_HEIGHT/32, desc2); + } } height = row1 * SLOT_MULT; if (row2 > row1) diff --git a/tools/perf/util/svghelper.h b/tools/perf/util/svghelper.h index ad79b5dc53de..8260a7e6e314 100644 --- a/tools/perf/util/svghelper.h +++ b/tools/perf/util/svghelper.h @@ -17,7 +17,7 @@ extern void svg_pstate(int cpu, u64 start, u64 end, u64 freq); extern void svg_time_grid(u64 start, u64 end); extern void svg_legenda(void); extern void svg_wakeline(u64 start, int row1, int row2); -extern void svg_partial_wakeline(u64 start, int row1, int row2); +extern void svg_partial_wakeline(u64 start, int row1, char *desc1, int row2, char *desc2); extern void svg_interrupt(u64 start, int row); extern void svg_text(int Yslot, u64 start, const char *text); extern void svg_close(void); -- cgit v1.2.3