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perf hists browser: Indicate which callchain entries are annotated

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Now that we can annotate entries in a callchain, show which ones have an
associated symbol and samples, by adding a right arrow just before the
symbol name when in verbose mode.

To toggle verbose mode press 'V'.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Borislav Petkov <bp@suse.de>
Cc: David Ahern <dsahern@gmail.com>
Cc: Don Zickus <dzickus@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-d2rf1p3h5gdp7hdl2gf2bozl@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2015-03-19 16:07:21 -03:00
parent f208bd8df0
commit 70e9727888
1 changed files with 3 additions and 1 deletions
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4
tools/perf/ui/browsers/hists.c
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@ -511,6 +511,7 @@ static void hist_browser__show_callchain_entry(struct hist_browser *browser,
{
int color, width;
char folded_sign = callchain_list__folded(chain);
bool show_annotated = browser->show_dso && chain->ms.sym && symbol__annotation(chain->ms.sym)->src;
color = HE_COLORSET_NORMAL;
width = browser->b.width - (offset + 2);
@ -523,7 +524,8 @@ static void hist_browser__show_callchain_entry(struct hist_browser *browser,
ui_browser__set_color(&browser->b, color);
hist_browser__gotorc(browser, row, 0);
slsmg_write_nstring(" ", offset);
slsmg_printf("%c ", folded_sign);
slsmg_printf("%c", folded_sign);
ui_browser__write_graph(&browser->b, show_annotated ? SLSMG_RARROW_CHAR : ' ');
slsmg_write_nstring(str, width);
}