mirror of https://gitee.com/openkylin/linux.git
perf record: Unify data output code into perf_record__write function
Unifying current 2 data output functions do_write_output and write_output into single one perf_record__write. Signed-off-by: Jiri Olsa <jolsa@redhat.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Mike Galbraith <efault@gmx.de> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/1385634619-8129-2-git-send-email-jolsa@redhat.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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@ -76,7 +76,7 @@ struct perf_record {
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long samples;
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};
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static int do_write_output(struct perf_record *rec, void *buf, size_t size)
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static int perf_record__write(struct perf_record *rec, void *buf, size_t size)
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{
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struct perf_data_file *file = &rec->file;
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@ -97,21 +97,13 @@ static int do_write_output(struct perf_record *rec, void *buf, size_t size)
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return 0;
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}
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static int write_output(struct perf_record *rec, void *buf, size_t size)
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{
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return do_write_output(rec, buf, size);
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}
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static int process_synthesized_event(struct perf_tool *tool,
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union perf_event *event,
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struct perf_sample *sample __maybe_unused,
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struct machine *machine __maybe_unused)
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{
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struct perf_record *rec = container_of(tool, struct perf_record, tool);
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if (write_output(rec, event, event->header.size) < 0)
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return -1;
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return 0;
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return perf_record__write(rec, event, event->header.size);
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}
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static int perf_record__mmap_read(struct perf_record *rec,
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@ -136,7 +128,7 @@ static int perf_record__mmap_read(struct perf_record *rec,
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size = md->mask + 1 - (old & md->mask);
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old += size;
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if (write_output(rec, buf, size) < 0) {
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if (perf_record__write(rec, buf, size) < 0) {
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rc = -1;
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goto out;
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}
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@ -146,7 +138,7 @@ static int perf_record__mmap_read(struct perf_record *rec,
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size = head - old;
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old += size;
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if (write_output(rec, buf, size) < 0) {
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if (perf_record__write(rec, buf, size) < 0) {
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rc = -1;
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goto out;
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}
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@ -335,8 +327,8 @@ static int perf_record__mmap_read_all(struct perf_record *rec)
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}
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if (perf_header__has_feat(&rec->session->header, HEADER_TRACING_DATA))
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rc = write_output(rec, &finished_round_event,
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sizeof(finished_round_event));
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rc = perf_record__write(rec, &finished_round_event,
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sizeof(finished_round_event));
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out:
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return rc;
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