linux-kernel - [PATCH 23/27] perf tools: Add processor socket info to hist_entry and addr

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <1442248710-2339-24-git-send-email-acme@kernel.org>
Date:	Mon, 14 Sep 2015 13:38:26 -0300
From:	Arnaldo Carvalho de Melo <acme@...nel.org>
To:	Ingo Molnar <mingo@...nel.org>
Cc:	linux-kernel@...r.kernel.org, Kan Liang <kan.liang@...el.com>,
	Adrian Hunter <adrian.hunter@...el.com>,
	Andi Kleen <ak@...ux.intel.com>, Jiri Olsa <jolsa@...nel.org>,
	Namhyung Kim <namhyung@...nel.org>,
	Stephane Eranian <eranian@...gle.com>,
	Wang Nan <wangnan0@...wei.com>,
	Arnaldo Carvalho de Melo <acme@...hat.com>
Subject: [PATCH 23/27] perf tools: Add processor socket info to hist_entry and addr_location

From: Kan Liang <kan.liang@...el.com>

This information will come from perf.data files of from the current
system, cached when needed, such as when the 'socket' sort order gets
introduced.

Signed-off-by: Kan Liang <kan.liang@...el.com>
Cc: Adrian Hunter <adrian.hunter@...el.com>
Cc: Andi Kleen <ak@...ux.intel.com>
Cc: Jiri Olsa <jolsa@...nel.org>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Stephane Eranian <eranian@...gle.com>
Cc: Wang Nan <wangnan0@...wei.com>
Link: http://lkml.kernel.org/r/1441377946-44429-1-git-send-email-kan.liang@intel.com
[ Don't blindly use env->cpu[al.cpu].socket_id & use machine->env, fixes by Jiri & Arnaldo ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/util/event.c  | 8 ++++++++
 tools/perf/util/hist.c   | 1 +
 tools/perf/util/sort.h   | 1 +
 tools/perf/util/symbol.h | 1 +
 4 files changed, 11 insertions(+)

diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c
index 7ff61274ed57..497157affc9c 100644
--- a/tools/perf/util/event.c
+++ b/tools/perf/util/event.c
@@ -1021,6 +1021,14 @@ int perf_event__preprocess_sample(const union perf_event *event,
 
 	al->sym = NULL;
 	al->cpu = sample->cpu;
+	al->socket = -1;
+
+	if (al->cpu >= 0) {
+		struct perf_env *env = machine->env;
+
+		if (env && env->cpu)
+			al->socket = env->cpu[al->cpu].socket_id;
+	}
 
 	if (al->map) {
 		struct dso *dso = al->map->dso;
diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
index 48d5906a3f9f..d2b94c4c8fec 100644
--- a/tools/perf/util/hist.c
+++ b/tools/perf/util/hist.c
@@ -453,6 +453,7 @@ struct hist_entry *__hists__add_entry(struct hists *hists,
 			.map	= al->map,
 			.sym	= al->sym,
 		},
+		.socket	 = al->socket,
 		.cpu	 = al->cpu,
 		.cpumode = al->cpumode,
 		.ip	 = al->addr,
diff --git a/tools/perf/util/sort.h b/tools/perf/util/sort.h
index 3c2a399f8f5b..7cf1cf7d2406 100644
--- a/tools/perf/util/sort.h
+++ b/tools/perf/util/sort.h
@@ -90,6 +90,7 @@ struct hist_entry {
 	struct comm		*comm;
 	u64			ip;
 	u64			transaction;
+	s32			socket;
 	s32			cpu;
 	u8			cpumode;
 
diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h
index 440ba8ae888f..40073c60b83d 100644
--- a/tools/perf/util/symbol.h
+++ b/tools/perf/util/symbol.h
@@ -191,6 +191,7 @@ struct addr_location {
 	u8	      filtered;
 	u8	      cpumode;
 	s32	      cpu;
+	s32	      socket;
 };
 
 struct symsrc {
-- 
2.1.0

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/