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Subject[PATCH 34/47] perf annotate: Put dso name in symbol annotation title
Date
From: Adrian Hunter <adrian.hunter@intel.com>

Currently the symbol name is displayed at the top when displaying symbol
annotation. Add to this the dso long name.

Suggested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1375875537-4509-12-git-send-email-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/ui/browsers/annotate.c | 16 ++++++++++++++--
1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/tools/perf/ui/browsers/annotate.c b/tools/perf/ui/browsers/annotate.c
index cc64d3f..0f88a77 100644
--- a/tools/perf/ui/browsers/annotate.c
+++ b/tools/perf/ui/browsers/annotate.c
@@ -428,6 +428,14 @@ static void annotate_browser__init_asm_mode(struct annotate_browser *browser)
browser->b.nr_entries = browser->nr_asm_entries;
}

+#define SYM_TITLE_MAX_SIZE (PATH_MAX + 64)
+
+static int sym_title(struct symbol *sym, struct map *map, char *title,
+ size_t sz)
+{
+ return snprintf(title, sz, "%s %s", sym->name, map->dso->long_name);
+}
+
static bool annotate_browser__callq(struct annotate_browser *browser,
struct perf_evsel *evsel,
struct hist_browser_timer *hbt)
@@ -438,6 +446,7 @@ static bool annotate_browser__callq(struct annotate_browser *browser,
struct annotation *notes;
struct symbol *target;
u64 ip;
+ char title[SYM_TITLE_MAX_SIZE];

if (!ins__is_call(dl->ins))
return false;
@@ -461,7 +470,8 @@ static bool annotate_browser__callq(struct annotate_browser *browser,

pthread_mutex_unlock(&notes->lock);
symbol__tui_annotate(target, ms->map, evsel, hbt);
- ui_browser__show_title(&browser->b, sym->name);
+ sym_title(sym, ms->map, title, sizeof(title));
+ ui_browser__show_title(&browser->b, title);
return true;
}

@@ -653,8 +663,10 @@ static int annotate_browser__run(struct annotate_browser *browser,
const char *help = "Press 'h' for help on key bindings";
int delay_secs = hbt ? hbt->refresh : 0;
int key;
+ char title[SYM_TITLE_MAX_SIZE];

- if (ui_browser__show(&browser->b, sym->name, help) < 0)
+ sym_title(sym, ms->map, title, sizeof(title));
+ if (ui_browser__show(&browser->b, title, help) < 0)
return -1;

annotate_browser__calc_percent(browser, evsel);
--
1.8.1.4


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