From: Namhyung Kim <namhyung....@lge.com> The struct perf_header_info will preserve environment information at the time of perf record. It can be accessed anytime after parsing a perf.data file if needed.
Cc: Stephane Eranian <eran...@google.com> Cc: Robert Richter <robert.rich...@amd.com> Signed-off-by: Namhyung Kim <namhy...@kernel.org> --- tools/perf/util/header.h | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/tools/perf/util/header.h b/tools/perf/util/header.h index 9d5eedceda72..420403b57307 100644 --- a/tools/perf/util/header.h +++ b/tools/perf/util/header.h @@ -58,6 +58,29 @@ struct perf_header; int perf_file_header__read(struct perf_file_header *header, struct perf_header *ph, int fd); +struct perf_header_info { + char *hostname; + char *os_release; + char *version; + char *arch; + int nr_cpus_online; + int nr_cpus_avail; + char *cpu_desc; + char *cpuid; + unsigned long long total_mem; + + int nr_cmdline; + char *cmdline; + int nr_sibling_cores; + char *sibling_cores; + int nr_sibling_threads; + char *sibling_threads; + int nr_numa_nodes; + char *numa_nodes; + int nr_pmu_mappings; + char *pmu_mappings; +}; + struct perf_header { int frozen; bool needs_swap; @@ -67,6 +90,7 @@ struct perf_header { u64 event_offset; u64 event_size; DECLARE_BITMAP(adds_features, HEADER_FEAT_BITS); + struct perf_header_info info; }; struct perf_evlist; -- 1.7.11.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/