diff options
Diffstat (limited to 'tools/perf/Documentation')
| -rw-r--r-- | tools/perf/Documentation/perf.data-file-format.txt | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf.data-file-format.txt b/tools/perf/Documentation/perf.data-file-format.txt index d00f0d51cab8..c57904a526ce 100644 --- a/tools/perf/Documentation/perf.data-file-format.txt +++ b/tools/perf/Documentation/perf.data-file-format.txt @@ -153,10 +153,18 @@ struct { HEADER_CPU_TOPOLOGY = 13, String lists defining the core and CPU threads topology. +The string lists are followed by a variable length array +which contains core_id and socket_id of each cpu. +The number of entries can be determined by the size of the +section minus the sizes of both string lists. struct { struct perf_header_string_list cores; /* Variable length */ struct perf_header_string_list threads; /* Variable length */ + struct { + uint32_t core_id; + uint32_t socket_id; + } cpus[nr]; /* Variable length records */ }; Example: |