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| author | Jiri Olsa <jolsa@redhat.com> | 2013-11-22 13:11:24 +0100 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2013-12-19 14:22:44 -0300 |
| commit | 50a9b8680613a2708ca882d982dcfa4fd9a66673 (patch) | |
| tree | c4627775415e68a6f38acb8588a0ebff321bbf26 /tools | |
| parent | 3406912cc1c631dea7ff050a9df92216e5a70e98 (diff) | |
| download | linux-50a9b8680613a2708ca882d982dcfa4fd9a66673.tar.bz2 | |
perf record: Use perf_data_file__write for output file
Changing the file output code to use the newly
added perf_data_file__write interface.
No functional change intended.
Signed-off-by: Jiri Olsa <jolsa@redhat.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Mike Galbraith <efault@gmx.de>
Cc: David Ahern <dsahern@gmail.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/builtin-record.c | 23 |
1 files changed, 9 insertions, 14 deletions
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index c1c1200d2f0a..8eed3d752c80 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -76,24 +76,19 @@ struct perf_record { long samples; }; -static int perf_record__write(struct perf_record *rec, void *buf, size_t size) +static ssize_t perf_record__write(struct perf_record *rec, + void *buf, size_t size) { - struct perf_data_file *file = &rec->file; - - while (size) { - ssize_t ret = write(file->fd, buf, size); - - if (ret < 0) { - pr_err("failed to write perf data, error: %m\n"); - return -1; - } - - size -= ret; - buf += ret; + struct perf_session *session = rec->session; + ssize_t ret; - rec->bytes_written += ret; + ret = perf_data_file__write(session->file, buf, size); + if (ret < 0) { + pr_err("failed to write perf data, error: %m\n"); + return -1; } + rec->bytes_written += ret; return 0; } |