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perf script python: Move dsoname code to a new function 

This patch creates a new function get_dsoname() and move the code which
gets the dsoname string to this function.

That's because in next patch, when we process LBR data, we will also
need get_dsoname() to return dsoname for branch from/to.

Signed-off-by: Jin Yao <yao.jin@linux.intel.com>
Reviewed-by: Andi Kleen <ak@linux.intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1527843663-32288-2-git-send-email-yao.jin@linux.intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jin Yao 2018-06-01 17:01:01 +08:00 committed by Arnaldo Carvalho de Melo
parent 2be732c02a
commit 5f9e0f3158
1 changed files with 15 additions and 8 deletions
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23
tools/perf/util/scripting-engines/trace-event-python.c
View File

@ -372,6 +372,19 @@ static PyObject *get_field_numeric_entry(struct event_format *event,
return obj; return obj;
} }
static const char *get_dsoname(struct map *map)
{
const char *dsoname = "[unknown]";
if (map && map->dso) {
if (symbol_conf.show_kernel_path && map->dso->long_name)
dsoname = map->dso->long_name;
else
dsoname = map->dso->name;
}
return dsoname;
}
static PyObject *python_process_callchain(struct perf_sample *sample, static PyObject *python_process_callchain(struct perf_sample *sample,
struct perf_evsel *evsel, struct perf_evsel *evsel,
@ -427,14 +440,8 @@ static PyObject *python_process_callchain(struct perf_sample *sample,
} }
if (node->map) { if (node->map) {
struct map *map = node->map; const char *dsoname = get_dsoname(node->map);
const char *dsoname = "[unknown]";
if (map && map->dso) {
if (symbol_conf.show_kernel_path && map->dso->long_name)
dsoname = map->dso->long_name;
else
dsoname = map->dso->name;
}
pydict_set_item_string_decref(pyelem, "dso", pydict_set_item_string_decref(pyelem, "dso",
_PyUnicode_FromString(dsoname)); _PyUnicode_FromString(dsoname));
} }