From aa07df6eb5061eed3f5d0820dc646d7f6ddface2 Mon Sep 17 00:00:00 2001 From: David Ahern Date: Fri, 25 Nov 2016 09:29:52 -0700 Subject: [PATCH] perf trace: Update tid/pid filtering option to leverage symbol_conf Leverage pid/tid filtering done by symbol_conf hooks. Signed-off-by: David Ahern Tested-by: Arnaldo Carvalho de Melo Link: http://lkml.kernel.org/r/1480091392-35645-1-git-send-email-dsa@cumulusnetworks.com Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/builtin-trace.c | 49 +++++++------------------------------- 1 file changed, 9 insertions(+), 40 deletions(-) diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c index 5f45166c892d..206bf72b77fc 100644 --- a/tools/perf/builtin-trace.c +++ b/tools/perf/builtin-trace.c @@ -74,8 +74,6 @@ struct trace { size_t nr; int *entries; } ev_qualifier_ids; - struct intlist *tid_list; - struct intlist *pid_list; struct { size_t nr; pid_t *entries; @@ -1890,18 +1888,6 @@ out_put: return err; } -static bool skip_sample(struct trace *trace, struct perf_sample *sample) -{ - if ((trace->pid_list && intlist__find(trace->pid_list, sample->pid)) || - (trace->tid_list && intlist__find(trace->tid_list, sample->tid))) - return false; - - if (trace->pid_list || trace->tid_list) - return true; - - return false; -} - static void trace__set_base_time(struct trace *trace, struct perf_evsel *evsel, struct perf_sample *sample) @@ -1926,11 +1912,13 @@ static int trace__process_sample(struct perf_tool *tool, struct machine *machine __maybe_unused) { struct trace *trace = container_of(tool, struct trace, tool); + struct thread *thread; int err = 0; tracepoint_handler handler = evsel->handler; - if (skip_sample(trace, sample)) + thread = machine__findnew_thread(trace->host, sample->pid, sample->tid); + if (thread && thread__is_filtered(thread)) return 0; trace__set_base_time(trace, evsel, sample); @@ -1943,27 +1931,6 @@ static int trace__process_sample(struct perf_tool *tool, return err; } -static int parse_target_str(struct trace *trace) -{ - if (trace->opts.target.pid) { - trace->pid_list = intlist__new(trace->opts.target.pid); - if (trace->pid_list == NULL) { - pr_err("Error parsing process id string\n"); - return -EINVAL; - } - } - - if (trace->opts.target.tid) { - trace->tid_list = intlist__new(trace->opts.target.tid); - if (trace->tid_list == NULL) { - pr_err("Error parsing thread id string\n"); - return -EINVAL; - } - } - - return 0; -} - static int trace__record(struct trace *trace, int argc, const char **argv) { unsigned int rec_argc, i, j; @@ -2460,6 +2427,12 @@ static int trace__replay(struct trace *trace) if (session == NULL) return -1; + if (trace->opts.target.pid) + symbol_conf.pid_list_str = strdup(trace->opts.target.pid); + + if (trace->opts.target.tid) + symbol_conf.tid_list_str = strdup(trace->opts.target.tid); + if (symbol__init(&session->header.env) < 0) goto out; @@ -2503,10 +2476,6 @@ static int trace__replay(struct trace *trace) evsel->handler = trace__pgfault; } - err = parse_target_str(trace); - if (err != 0) - goto out; - setup_pager(); err = perf_session__process_events(session); -- 2.20.1