Messages in this thread Patch in this message | | | Date | Fri, 22 Mar 2019 15:04:34 -0700 | From | tip-bot for Jiri Olsa <> | Subject | [tip:perf/urgent] perf data: Add perf_data__update_dir() function |
| |
Commit-ID: e8be135751f26aa5de63e517d375ecf69e9b20c3 Gitweb: https://git.kernel.org/tip/e8be135751f26aa5de63e517d375ecf69e9b20c3 Author: Jiri Olsa <jolsa@kernel.org> AuthorDate: Fri, 8 Mar 2019 14:47:37 +0100 Committer: Arnaldo Carvalho de Melo <acme@redhat.com> CommitDate: Mon, 11 Mar 2019 11:56:03 -0300
perf data: Add perf_data__update_dir() function
Add perf_data__update_dir() to update the size for every file within the perf.data directory.
Signed-off-by: Jiri Olsa <jolsa@kernel.org> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Alexey Budankov <alexey.budankov@linux.intel.com> Cc: Andi Kleen <ak@linux.intel.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/r/20190308134745.5057-4-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> --- 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 18fa8d4614eb..5d0f26aef77f 100644 --- a/tools/perf/util/data.c +++ b/tools/perf/util/data.c @@ -124,6 +124,26 @@ out_err: 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 */
| |