Adding perf_data__update_dir function to update size for every file within the perf.data directory.
Link: http://lkml.kernel.org/n/tip-3ii12l48u4tyvrzxo1797...@git.kernel.org Signed-off-by: Jiri Olsa <jo...@kernel.org> --- tools/perf/util/data.c | 20 ++++++++++++++++++++ tools/perf/util/data.h | 1 + 2 files changed, 21 insertions(+) diff --git a/tools/perf/util/data.c b/tools/perf/util/data.c index a2d089876d79..cf8f84fb6295 100644 --- a/tools/perf/util/data.c +++ b/tools/perf/util/data.c @@ -124,6 +124,26 @@ int perf_data__open_dir(struct perf_data *data) return ret; } +int perf_data__update_dir(struct perf_data *data) +{ + int i; + + if (WARN_ON(!data->is_dir)) + return -EINVAL; + + for (i = 0; i < data->dir.nr; i++) { + struct perf_data_file *file = &data->dir.files[i]; + struct stat st; + + if (fstat(file->fd, &st)) + return -1; + + file->size = st.st_size; + } + + return 0; +} + static bool check_pipe(struct perf_data *data) { struct stat st; diff --git a/tools/perf/util/data.h b/tools/perf/util/data.h index 06aefeda311f..0deeb1af9f54 100644 --- a/tools/perf/util/data.h +++ b/tools/perf/util/data.h @@ -79,4 +79,5 @@ int perf_data__switch(struct perf_data *data, int perf_data__create_dir(struct perf_data *data, int nr); int perf_data__open_dir(struct perf_data *data); void perf_data__close_dir(struct perf_data *data); +int perf_data__update_dir(struct perf_data *data); #endif /* __PERF_DATA_H */ -- 2.17.2
