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Subject[PATCH 5/7] perf evlist: Do not pass struct record_opts to perf_evlist__prepare_workload()
Date
From: Namhyung Kim <namhyung.kim@lge.com>

Since it's only used for checking ->pipe_output, we can pass the
result directly.

Now the perf_evlist__prepare_workload() don't have a dependency of
struct perf_record_opts, it can be called from other places like perf
stat.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
---
tools/perf/builtin-record.c | 2 +-
tools/perf/builtin-trace.c | 2 +-
tools/perf/tests/perf-record.c | 2 +-
tools/perf/util/evlist.c | 5 ++---
tools/perf/util/evlist.h | 3 +--
5 files changed, 6 insertions(+), 8 deletions(-)

diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index a80301797e89..2a43c4423f6a 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -475,7 +475,7 @@ static int __cmd_record(struct perf_record *rec, int argc, const char **argv)

if (forks) {
err = perf_evlist__prepare_workload(evsel_list, &opts->target,
- opts, argv);
+ argv, opts->pipe_output);
if (err < 0) {
pr_err("Couldn't run the workload!\n");
goto out_delete_session;
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index 1de3971437c9..3d9944c3d851 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -462,7 +462,7 @@ static int trace__run(struct trace *trace, int argc, const char **argv)

if (forks) {
err = perf_evlist__prepare_workload(evlist, &trace->opts.target,
- &trace->opts, argv);
+ argv, false);
if (err < 0) {
printf("Couldn't run the workload!\n");
goto out_delete_evlist;
diff --git a/tools/perf/tests/perf-record.c b/tools/perf/tests/perf-record.c
index adf6b4a21a60..a1c41b7d3c07 100644
--- a/tools/perf/tests/perf-record.c
+++ b/tools/perf/tests/perf-record.c
@@ -93,7 +93,7 @@ int test__PERF_RECORD(void)
* so that we have time to open the evlist (calling sys_perf_event_open
* on all the fds) and then mmap them.
*/
- err = perf_evlist__prepare_workload(evlist, &opts.target, &opts, argv);
+ err = perf_evlist__prepare_workload(evlist, &opts.target, argv, false);
if (err < 0) {
pr_debug("Couldn't run the workload!\n");
goto out_delete_maps;
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index 291884c804e9..9a337f091b22 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -746,8 +746,7 @@ out_err:

int perf_evlist__prepare_workload(struct perf_evlist *evlist,
struct perf_target *target,
- struct perf_record_opts *opts,
- const char *argv[])
+ const char *argv[], bool pipe_output)
{
int child_ready_pipe[2], go_pipe[2];
char bf;
@@ -769,7 +768,7 @@ int perf_evlist__prepare_workload(struct perf_evlist *evlist,
}

if (!evlist->workload.pid) {
- if (opts->pipe_output)
+ if (pipe_output)
dup2(2, 1);

close(child_ready_pipe[0]);
diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h
index e089906cb4de..276a5acc56e6 100644
--- a/tools/perf/util/evlist.h
+++ b/tools/perf/util/evlist.h
@@ -87,8 +87,7 @@ void perf_evlist__config(struct perf_evlist *evlist,

int perf_evlist__prepare_workload(struct perf_evlist *evlist,
struct perf_target *target,
- struct perf_record_opts *opts,
- const char *argv[]);
+ const char *argv[], bool pipe_output);
int perf_evlist__start_workload(struct perf_evlist *evlist);

int perf_evlist__mmap(struct perf_evlist *evlist, unsigned int pages,
--
1.7.11.7


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