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perf evsel: New tracepoint specific function

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Making function perf_evsel__append_filter() static and introducing a new
tracepoint specific function to append filters.  That way we eliminate
redundant code and avoid formatting mistake.

Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: linux-arm-kernel@lists.infradead.org
Link: http://lkml.kernel.org/r/1474037045-31730-3-git-send-email-mathieu.poirier@linaro.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Mathieu Poirier 2016-09-16 08:44:04 -06:00 committed by Arnaldo Carvalho de Melo
parent b15d0a4c82
commit 3541c034d9
4 changed files with 13 additions and 10 deletions
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7
tools/perf/builtin-trace.c
View File

@ -2151,11 +2151,10 @@ static int trace__set_ev_qualifier_filter(struct trace *trace)
if (filter == NULL)
goto out_enomem;
if (!perf_evsel__append_filter(trace->syscalls.events.sys_enter,
"(%s) && (%s)", filter)) {
if (!perf_evsel__append_tp_filter(trace->syscalls.events.sys_enter,
filter)) {
sys_exit = trace->syscalls.events.sys_exit;
err = perf_evsel__append_filter(sys_exit,
"(%s) && (%s)", filter);
err = perf_evsel__append_tp_filter(sys_exit, filter);
}
free(filter);

9
tools/perf/util/evsel.c
View File

@ -1045,8 +1045,8 @@ int perf_evsel__set_filter(struct perf_evsel *evsel, const char *filter)
return -1;
}
int perf_evsel__append_filter(struct perf_evsel *evsel,
const char *fmt, const char *filter)
static int perf_evsel__append_filter(struct perf_evsel *evsel,
const char *fmt, const char *filter)
{
char *new_filter;
@ -1062,6 +1062,11 @@ int perf_evsel__append_filter(struct perf_evsel *evsel,
return -1;
}
int perf_evsel__append_tp_filter(struct perf_evsel *evsel, const char *filter)
{
return perf_evsel__append_filter(evsel, "(%s) && (%s)", filter);
}
int perf_evsel__enable(struct perf_evsel *evsel)
{
int nthreads = thread_map__nr(evsel->threads);

3
tools/perf/util/evsel.h
View File

@ -235,8 +235,7 @@ void perf_evsel__set_sample_id(struct perf_evsel *evsel,
bool use_sample_identifier);
int perf_evsel__set_filter(struct perf_evsel *evsel, const char *filter);
int perf_evsel__append_filter(struct perf_evsel *evsel,
const char *fmt, const char *filter);
int perf_evsel__append_tp_filter(struct perf_evsel *evsel, const char *filter);
int perf_evsel__apply_filter(struct perf_evsel *evsel, int ncpus, int nthreads,
const char *filter);
int perf_evsel__enable(struct perf_evsel *evsel);

4
tools/perf/util/parse-events.c
View File

@ -1767,7 +1767,7 @@ static int set_filter(struct perf_evsel *evsel, const void *arg)
return -1;
}
if (perf_evsel__append_filter(evsel, "(%s) && (%s)", str) < 0) {
if (perf_evsel__append_tp_filter(evsel, str) < 0) {
fprintf(stderr,
"not enough memory to hold filter string\n");
return -1;
@ -1798,7 +1798,7 @@ static int add_exclude_perf_filter(struct perf_evsel *evsel,
snprintf(new_filter, sizeof(new_filter), "common_pid != %d", getpid());
if (perf_evsel__append_filter(evsel, "(%s) && (%s)", new_filter) < 0) {
if (perf_evsel__append_tp_filter(evsel, new_filter) < 0) {
fprintf(stderr,
"not enough memory to hold filter string\n");
return -1;