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-rw-r--r--tools/perf/builtin-inject.c67
1 files changed, 28 insertions, 39 deletions
diff --git a/tools/perf/builtin-inject.c b/tools/perf/builtin-inject.c
index 6a2508589460..b3466018bbd7 100644
--- a/tools/perf/builtin-inject.c
+++ b/tools/perf/builtin-inject.c
@@ -22,14 +22,13 @@
#include <linux/list.h>
struct perf_inject {
- struct perf_tool tool;
- bool build_ids;
- bool sched_stat;
- const char *input_name;
- int pipe_output,
- output;
- u64 bytes_written;
- struct list_head samples;
+ struct perf_tool tool;
+ bool build_ids;
+ bool sched_stat;
+ const char *input_name;
+ struct perf_data_file output;
+ u64 bytes_written;
+ struct list_head samples;
};
struct event_entry {
@@ -42,21 +41,14 @@ static int perf_event__repipe_synth(struct perf_tool *tool,
union perf_event *event)
{
struct perf_inject *inject = container_of(tool, struct perf_inject, tool);
- uint32_t size;
- void *buf = event;
+ ssize_t size;
- size = event->header.size;
-
- while (size) {
- int ret = write(inject->output, buf, size);
- if (ret < 0)
- return -errno;
-
- size -= ret;
- buf += ret;
- inject->bytes_written += ret;
- }
+ size = perf_data_file__write(&inject->output, event,
+ event->header.size);
+ if (size < 0)
+ return -errno;
+ inject->bytes_written += size;
return 0;
}
@@ -80,7 +72,7 @@ static int perf_event__repipe_attr(struct perf_tool *tool,
if (ret)
return ret;
- if (!inject->pipe_output)
+ if (&inject->output.is_pipe)
return 0;
return perf_event__repipe_synth(tool, event);
@@ -355,6 +347,7 @@ static int __cmd_inject(struct perf_inject *inject)
.path = inject->input_name,
.mode = PERF_DATA_MODE_READ,
};
+ struct perf_data_file *file_out = &inject->output;
signal(SIGINT, sig_handler);
@@ -376,7 +369,7 @@ static int __cmd_inject(struct perf_inject *inject)
inject->tool.ordered_samples = true;
- list_for_each_entry(evsel, &session->evlist->entries, node) {
+ evlist__for_each(session->evlist, evsel) {
const char *name = perf_evsel__name(evsel);
if (!strcmp(name, "sched:sched_switch")) {
@@ -391,14 +384,14 @@ static int __cmd_inject(struct perf_inject *inject)
}
}
- if (!inject->pipe_output)
- lseek(inject->output, session->header.data_offset, SEEK_SET);
+ if (!file_out->is_pipe)
+ lseek(file_out->fd, session->header.data_offset, SEEK_SET);
ret = perf_session__process_events(session, &inject->tool);
- if (!inject->pipe_output) {
+ if (!file_out->is_pipe) {
session->header.data_size = inject->bytes_written;
- perf_session__write_header(session, session->evlist, inject->output, true);
+ perf_session__write_header(session, session->evlist, file_out->fd, true);
}
perf_session__delete(session);
@@ -427,14 +420,17 @@ int cmd_inject(int argc, const char **argv, const char *prefix __maybe_unused)
},
.input_name = "-",
.samples = LIST_HEAD_INIT(inject.samples),
+ .output = {
+ .path = "-",
+ .mode = PERF_DATA_MODE_WRITE,
+ },
};
- const char *output_name = "-";
const struct option options[] = {
OPT_BOOLEAN('b', "build-ids", &inject.build_ids,
"Inject build-ids into the output stream"),
OPT_STRING('i', "input", &inject.input_name, "file",
"input file name"),
- OPT_STRING('o', "output", &output_name, "file",
+ OPT_STRING('o', "output", &inject.output.path, "file",
"output file name"),
OPT_BOOLEAN('s', "sched-stat", &inject.sched_stat,
"Merge sched-stat and sched-switch for getting events "
@@ -456,16 +452,9 @@ int cmd_inject(int argc, const char **argv, const char *prefix __maybe_unused)
if (argc)
usage_with_options(inject_usage, options);
- if (!strcmp(output_name, "-")) {
- inject.pipe_output = 1;
- inject.output = STDOUT_FILENO;
- } else {
- inject.output = open(output_name, O_CREAT | O_WRONLY | O_TRUNC,
- S_IRUSR | S_IWUSR);
- if (inject.output < 0) {
- perror("failed to create output file");
- return -1;
- }
+ if (perf_data_file__open(&inject.output)) {
+ perror("failed to create output file");
+ return -1;
}
if (symbol__init() < 0)