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perf record: Remove old evsel_list usage

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To be consistent with other places, use just 'evlist' for the evsel list
variable, and since we have it in 'struct record', use it directly from
there.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-396bnfvmlxrsj3o2tk47b8t1@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2014-01-03 15:03:26 -03:00
parent 735f7e0bbe
commit 3e2be2da8f
1 changed files with 19 additions and 24 deletions
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43
tools/perf/builtin-record.c
View file

@ -324,7 +324,6 @@ static int record__mmap_read_all(struct record *rec)
static void record__init_features(struct record *rec)
{
struct perf_evlist *evsel_list = rec->evlist;
struct perf_session *session = rec->session;
int feat;
@ -334,7 +333,7 @@ static void record__init_features(struct record *rec)
if (rec->no_buildid)
perf_header__clear_feat(&session->header, HEADER_BUILD_ID);
if (!have_tracepoints(&evsel_list->entries))
if (!have_tracepoints(&rec->evlist->entries))
perf_header__clear_feat(&session->header, HEADER_TRACING_DATA);
if (!rec->opts.branch_stack)
@ -365,7 +364,6 @@ static int __cmd_record(struct record *rec, int argc, const char **argv)
struct machine *machine;
struct perf_tool *tool = &rec->tool;
struct record_opts *opts = &rec->opts;
struct perf_evlist *evsel_list = rec->evlist;
struct perf_data_file *file = &rec->file;
struct perf_session *session;
bool disabled = false;
@ -388,7 +386,7 @@ static int __cmd_record(struct record *rec, int argc, const char **argv)
record__init_features(rec);
if (forks) {
err = perf_evlist__prepare_workload(evsel_list, &opts->target,
err = perf_evlist__prepare_workload(rec->evlist, &opts->target,
argv, file->is_pipe,
workload_exec_failed_signal);
if (err < 0) {
@ -402,7 +400,7 @@ static int __cmd_record(struct record *rec, int argc, const char **argv)
goto out_delete_session;
}
if (!evsel_list->nr_groups)
if (!rec->evlist->nr_groups)
perf_header__clear_feat(&session->header, HEADER_GROUP_DESC);
/*
@ -415,7 +413,7 @@ static int __cmd_record(struct record *rec, int argc, const char **argv)
if (err < 0)
goto out_delete_session;
} else {
err = perf_session__write_header(session, evsel_list,
err = perf_session__write_header(session, rec->evlist,
file->fd, false);
if (err < 0)
goto out_delete_session;
@ -439,7 +437,7 @@ static int __cmd_record(struct record *rec, int argc, const char **argv)
goto out_delete_session;
}
if (have_tracepoints(&evsel_list->entries)) {
if (have_tracepoints(&rec->evlist->entries)) {
/*
* FIXME err <= 0 here actually means that
* there were no tracepoints so its not really
@ -448,7 +446,7 @@ static int __cmd_record(struct record *rec, int argc, const char **argv)
* return this more properly and also
* propagate errors that now are calling die()
*/
err = perf_event__synthesize_tracing_data(tool, file->fd, evsel_list,
err = perf_event__synthesize_tracing_data(tool, file->fd, rec->evlist,
process_synthesized_event);
if (err <= 0) {
pr_err("Couldn't record tracing data.\n");
@ -480,7 +478,7 @@ static int __cmd_record(struct record *rec, int argc, const char **argv)
perf_event__synthesize_guest_os, tool);
}
err = __machine__synthesize_threads(machine, tool, &opts->target, evsel_list->threads,
err = __machine__synthesize_threads(machine, tool, &opts->target, rec->evlist->threads,
process_synthesized_event, opts->sample_address);
if (err != 0)
goto out_delete_session;
@ -502,13 +500,13 @@ static int __cmd_record(struct record *rec, int argc, const char **argv)
* so don't spoil it by prematurely enabling them.
*/
if (!target__none(&opts->target))
perf_evlist__enable(evsel_list);
perf_evlist__enable(rec->evlist);
/*
* Let the child rip
*/
if (forks)
perf_evlist__start_workload(evsel_list);
perf_evlist__start_workload(rec->evlist);
for (;;) {
int hits = rec->samples;
@ -521,7 +519,7 @@ static int __cmd_record(struct record *rec, int argc, const char **argv)
if (hits == rec->samples) {
if (done)
break;
err = poll(evsel_list->pollfd, evsel_list->nr_fds, -1);
err = poll(rec->evlist->pollfd, rec->evlist->nr_fds, -1);
waking++;
}
@ -531,7 +529,7 @@ static int __cmd_record(struct record *rec, int argc, const char **argv)
* disable events in this case.
*/
if (done && !disabled && !target__none(&opts->target)) {
perf_evlist__disable(evsel_list);
perf_evlist__disable(rec->evlist);
disabled = true;
}
}
@ -901,16 +899,13 @@ const struct option record_options[] = {
int cmd_record(int argc, const char **argv, const char *prefix __maybe_unused)
{
int err = -ENOMEM;
struct perf_evlist *evsel_list;
struct record *rec = &record;
char errbuf[BUFSIZ];
evsel_list = perf_evlist__new();
if (evsel_list == NULL)
rec->evlist = perf_evlist__new();
if (rec->evlist == NULL)
return -ENOMEM;
rec->evlist = evsel_list;
argc = parse_options(argc, argv, record_options, record_usage,
PARSE_OPT_STOP_AT_NON_OPTION);
if (!argc && target__none(&rec->opts.target))
@ -937,8 +932,8 @@ int cmd_record(int argc, const char **argv, const char *prefix __maybe_unused)
if (rec->no_buildid_cache || rec->no_buildid)
disable_buildid_cache();
if (evsel_list->nr_entries == 0 &&
perf_evlist__add_default(evsel_list) < 0) {
if (rec->evlist->nr_entries == 0 &&
perf_evlist__add_default(rec->evlist) < 0) {
pr_err("Not enough memory for event selector list\n");
goto out_symbol_exit;
}
@ -964,7 +959,7 @@ int cmd_record(int argc, const char **argv, const char *prefix __maybe_unused)
}
err = -ENOMEM;
if (perf_evlist__create_maps(evsel_list, &rec->opts.target) < 0)
if (perf_evlist__create_maps(rec->evlist, &rec->opts.target) < 0)
usage_with_options(record_usage, record_options);
if (record_opts__config(&rec->opts)) {
@ -974,10 +969,10 @@ int cmd_record(int argc, const char **argv, const char *prefix __maybe_unused)
err = __cmd_record(&record, argc, argv);
perf_evlist__munmap(evsel_list);
perf_evlist__close(evsel_list);
perf_evlist__munmap(rec->evlist);
perf_evlist__close(rec->evlist);
out_free_fd:
perf_evlist__delete_maps(evsel_list);
perf_evlist__delete_maps(rec->evlist);
out_symbol_exit:
symbol__exit();
return err;