diff options
author | Mathieu Poirier <mathieu.poirier@linaro.org> | 2016-09-16 17:44:03 +0300 |
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committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2016-09-29 17:16:58 +0300 |
commit | b15d0a4c828eafc82ea68fcf88db6fa93eeb23d7 (patch) | |
tree | 2a2fda820a33ad60dd1f364f46916eadba460284 /tools | |
parent | 2acad19500c28ce0c4dc3f9bf1dcfc82040b6531 (diff) | |
download | linux-b15d0a4c828eafc82ea68fcf88db6fa93eeb23d7.tar.xz |
perf tools: Make perf_evsel__append_filter() generic
By making function perf_evsel__append_filter() take a format rather than
an operator it is possible to reuse the code for other purposes (ex.
Intel PT and CoreSight) than tracepoints.
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/1474037045-31730-2-git-send-email-mathieu.poirier@linaro.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r-- | tools/perf/builtin-trace.c | 9 | ||||
-rw-r--r-- | tools/perf/util/evsel.c | 4 | ||||
-rw-r--r-- | tools/perf/util/evsel.h | 2 | ||||
-rw-r--r-- | tools/perf/util/parse-events.c | 4 |
4 files changed, 12 insertions, 7 deletions
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c index 1a54ce9d101c..e04ba9d852d4 100644 --- a/tools/perf/builtin-trace.c +++ b/tools/perf/builtin-trace.c @@ -2143,6 +2143,7 @@ out_delete_sys_enter: static int trace__set_ev_qualifier_filter(struct trace *trace) { int err = -1; + struct perf_evsel *sys_exit; char *filter = asprintf_expr_inout_ints("id", !trace->not_ev_qualifier, trace->ev_qualifier_ids.nr, trace->ev_qualifier_ids.entries); @@ -2150,8 +2151,12 @@ 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, "&&", filter)) - err = perf_evsel__append_filter(trace->syscalls.events.sys_exit, "&&", filter); + if (!perf_evsel__append_filter(trace->syscalls.events.sys_enter, + "(%s) && (%s)", filter)) { + sys_exit = trace->syscalls.events.sys_exit; + err = perf_evsel__append_filter(sys_exit, + "(%s) && (%s)", filter); + } free(filter); out: diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c index f3225a2e6eee..4f327b522e5c 100644 --- a/tools/perf/util/evsel.c +++ b/tools/perf/util/evsel.c @@ -1046,14 +1046,14 @@ int perf_evsel__set_filter(struct perf_evsel *evsel, const char *filter) } int perf_evsel__append_filter(struct perf_evsel *evsel, - const char *op, const char *filter) + const char *fmt, const char *filter) { char *new_filter; if (evsel->filter == NULL) return perf_evsel__set_filter(evsel, filter); - if (asprintf(&new_filter,"(%s) %s (%s)", evsel->filter, op, filter) > 0) { + if (asprintf(&new_filter, fmt, evsel->filter, filter) > 0) { free(evsel->filter); evsel->filter = new_filter; return 0; diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h index 323806082c58..7ef960298b3d 100644 --- a/tools/perf/util/evsel.h +++ b/tools/perf/util/evsel.h @@ -236,7 +236,7 @@ void perf_evsel__set_sample_id(struct perf_evsel *evsel, int perf_evsel__set_filter(struct perf_evsel *evsel, const char *filter); int perf_evsel__append_filter(struct perf_evsel *evsel, - const char *op, const char *filter); + const char *fmt, 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); diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c index 2eb8b1ed4cc8..b14784c765eb 100644 --- a/tools/perf/util/parse-events.c +++ b/tools/perf/util/parse-events.c @@ -1767,7 +1767,7 @@ static int set_filter(struct perf_evsel *evsel, const void *arg) return -1; } - if (perf_evsel__append_filter(evsel, "&&", str) < 0) { + if (perf_evsel__append_filter(evsel, "(%s) && (%s)", 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, "&&", new_filter) < 0) { + if (perf_evsel__append_filter(evsel, "(%s) && (%s)", new_filter) < 0) { fprintf(stderr, "not enough memory to hold filter string\n"); return -1; |