From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754680Ab2IUFZw (ORCPT ); Fri, 21 Sep 2012 01:25:52 -0400 Received: from LGEMRELSE7Q.lge.com ([156.147.1.151]:47199 "EHLO LGEMRELSE7Q.lge.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753732Ab2IUFYr (ORCPT ); Fri, 21 Sep 2012 01:24:47 -0400 X-AuditID: 9c930197-b7b6dae000000e70-9b-505bfa1e1033 From: Namhyung Kim To: Arnaldo Carvalho de Melo Cc: Peter Zijlstra , Paul Mackerras , Ingo Molnar , LKML , David Ahern , Xiao Guangrong , Dong Hao , Namhyung Kim Subject: [PATCH 1/4] perf header: Add struct perf_session_env Date: Fri, 21 Sep 2012 14:16:01 +0900 Message-Id: <1348204564-1105-2-git-send-email-namhyung@kernel.org> X-Mailer: git-send-email 1.7.11.4 In-Reply-To: <1348204564-1105-1-git-send-email-namhyung@kernel.org> References: <1348204564-1105-1-git-send-email-namhyung@kernel.org> X-Brightmail-Tracker: AAAAAA== Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Namhyung Kim The struct perf_session_env will preserve environment information at the time of perf record. It can be accessed anytime after parsing a perf.data file if needed. Signed-off-by: Namhyung Kim --- 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 209dad4fee2b..99bdd3abce59 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_session_env { + 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_session_env env; }; struct perf_evlist; -- 1.7.11.4