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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>
hifive-unleashed-5.1
Jiri Olsa 2013-11-22 13:11:24 +01:00 committed by Arnaldo Carvalho de Melo
parent 3406912cc1
commit 50a9b86806
1 changed files with 9 additions and 14 deletions
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23
tools/perf/builtin-record.c
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@ -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;
struct perf_session *session = rec->session;
ssize_t ret;
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;
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;
}