linux-kernel - [tip:perf/core] perf c2c record: Record physical addresses in samples

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Message-ID: <tip-8fab7843a15078814764e01c303d175c92b500c1@git.kernel.org>
Date:   Mon, 19 Mar 2018 23:17:53 -0700
From:   tip-bot for Jiri Olsa <tipbot@...or.com>
To:     linux-tip-commits@...r.kernel.org
Cc:     alexander.shishkin@...ux.intel.com, dsahern@...il.com,
        tglx@...utronix.de, jolsa@...nel.org, mingo@...nel.org,
        namhyung@...nel.org, jmario@...hat.com, acme@...hat.com,
        linux-kernel@...r.kernel.org, hpa@...or.com, peterz@...radead.org
Subject: [tip:perf/core] perf c2c record: Record physical addresses in
 samples

Commit-ID:  8fab7843a15078814764e01c303d175c92b500c1
Gitweb:     https://git.kernel.org/tip/8fab7843a15078814764e01c303d175c92b500c1
Author:     Jiri Olsa <jolsa@...nel.org>
AuthorDate: Fri, 9 Mar 2018 11:14:37 +0100
Committer:  Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Fri, 16 Mar 2018 13:52:57 -0300

perf c2c record: Record physical addresses in samples

We are going to display NUMA node information in following patches. For
this we need to have physical address data in the sample.

Adding --phys-data as a default option for perf c2c record.

Signed-off-by: Jiri Olsa <jolsa@...nel.org>
Cc: Alexander Shishkin <alexander.shishkin@...ux.intel.com>
Cc: David Ahern <dsahern@...il.com>
Cc: Joe Mario <jmario@...hat.com>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Link: http://lkml.kernel.org/r/20180309101442.9224-5-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/Documentation/perf-c2c.txt | 2 +-
 tools/perf/builtin-c2c.c              | 3 ++-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/tools/perf/Documentation/perf-c2c.txt b/tools/perf/Documentation/perf-c2c.txt
index 822414235170..095aebdc5bb7 100644
--- a/tools/perf/Documentation/perf-c2c.txt
+++ b/tools/perf/Documentation/perf-c2c.txt
@@ -116,7 +116,7 @@ and calls standard perf record command.
 Following perf record options are configured by default:
 (check perf record man page for details)
 
-  -W,-d,--sample-cpu
+  -W,-d,--phys-data,--sample-cpu
 
 Unless specified otherwise with '-e' option, following events are monitored by
 default:
diff --git a/tools/perf/builtin-c2c.c b/tools/perf/builtin-c2c.c
index 98d243fa0c06..95765a1db903 100644
--- a/tools/perf/builtin-c2c.c
+++ b/tools/perf/builtin-c2c.c
@@ -2704,7 +2704,7 @@ static int perf_c2c__record(int argc, const char **argv)
 	argc = parse_options(argc, argv, options, record_mem_usage,
 			     PARSE_OPT_KEEP_UNKNOWN);
 
-	rec_argc = argc + 10; /* max number of arguments */
+	rec_argc = argc + 11; /* max number of arguments */
 	rec_argv = calloc(rec_argc + 1, sizeof(char *));
 	if (!rec_argv)
 		return -1;
@@ -2720,6 +2720,7 @@ static int perf_c2c__record(int argc, const char **argv)
 		rec_argv[i++] = "-W";
 
 	rec_argv[i++] = "-d";
+	rec_argv[i++] = "--phys-data";
 	rec_argv[i++] = "--sample-cpu";
 
 	for (j = 0; j < PERF_MEM_EVENTS__MAX; j++) {