Commit-ID: e268687bfb73bb7bfe65f23f5cba5c8a0e5bb050
Gitweb: https://git.kernel.org/tip/e268687bfb73bb7bfe65f23f5cba5c8a0e5bb050
Author: Jiri Olsa <jolsa@xxxxxxxxxx>
AuthorDate: Mon, 23 Jan 2017 22:42:56 +0100
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Mon, 30 Oct 2017 13:38:50 -0300
perf tools: Add perf_data_file__write function
Adding perf_data_file__write function to provide single file write
operation.
Signed-off-by: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Andi Kleen <andi@xxxxxxxxxxxxxx>
Cc: Changbin Du <changbin.du@xxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Jin Yao <yao.jin@xxxxxxxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Wang Nan <wangnan0@xxxxxxxxxx>
Link: http://lkml.kernel.org/n/tip-c3f9p4xzykr845ktqcek6p4t@xxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/util/data.c | 8 +++++++-
tools/perf/util/data.h | 2 ++
2 files changed, 9 insertions(+), 1 deletion(-)
diff --git a/tools/perf/util/data.c b/tools/perf/util/data.c
index 07ef56a..f80a23d 100644
--- a/tools/perf/util/data.c
+++ b/tools/perf/util/data.c
@@ -144,10 +144,16 @@ void perf_data__close(struct perf_data *data)
close(data->file.fd);
}
+ssize_t perf_data_file__write(struct perf_data_file *file,
+ void *buf, size_t size)
+{
+ return writen(file->fd, buf, size);
+}
+
ssize_t perf_data__write(struct perf_data *data,
void *buf, size_t size)
{
- return writen(data->file.fd, buf, size);
+ return perf_data_file__write(&data->file, buf, size);
}
int perf_data__switch(struct perf_data *data,
diff --git a/tools/perf/util/data.h b/tools/perf/util/data.h
index 1797bed..000c43bb 100644
--- a/tools/perf/util/data.h
+++ b/tools/perf/util/data.h
@@ -50,6 +50,8 @@ int perf_data__open(struct perf_data *data);
void perf_data__close(struct perf_data *data);
ssize_t perf_data__write(struct perf_data *data,
void *buf, size_t size);
+ssize_t perf_data_file__write(struct perf_data_file *file,
+ void *buf, size_t size);
/*
* If at_exit is set, only rename current perf.data to
* perf.data.<postfix>, continue write on original data.
--
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