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From: Jiri Olsa <jolsa@kernel.org>
To: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: lkml <linux-kernel@vger.kernel.org>,
	Don Zickus <dzickus@redhat.com>, Joe Mario <jmario@redhat.com>,
	Ingo Molnar <mingo@kernel.org>,
	Peter Zijlstra <a.p.zijlstra@chello.nl>,
	Namhyung Kim <namhyung@kernel.org>,
	David Ahern <dsahern@gmail.com>, Andi Kleen <andi@firstfloor.org>
Subject: [PATCH 3/6] perf c2c report: Add -f/--force option
Date: Mon, 21 Nov 2016 22:33:28 +0100	[thread overview]
Message-ID: <1479764011-10732-4-git-send-email-jolsa@kernel.org> (raw)
In-Reply-To: <1479764011-10732-1-git-send-email-jolsa@kernel.org>

Adding -f/--force option to go through ownership validation:

  $ sudo perf c2c report
  File perf.data not owned by current user or root (use -f to override)

  $ sudo perf c2c report -f

Link: http://lkml.kernel.org/n/tip-p035bwv1lr24lf6n5apt2lwn@git.kernel.org
Signed-off-by: Jiri Olsa <jolsa@redhat.com>
---
 tools/perf/Documentation/perf-c2c.txt | 4 ++++
 tools/perf/builtin-c2c.c              | 4 +++-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/tools/perf/Documentation/perf-c2c.txt b/tools/perf/Documentation/perf-c2c.txt
index 21810d711f5f..5eda9336267e 100644
--- a/tools/perf/Documentation/perf-c2c.txt
+++ b/tools/perf/Documentation/perf-c2c.txt
@@ -100,6 +100,10 @@ REPORT OPTIONS
 --show-all::
 	Show all captured HITM lines, with no regard to HITM % 0.0005 limit.
 
+-f::
+--force::
+	Don't do ownership validation.
+
 C2C RECORD
 ----------
 The perf c2c record command setup options related to HITM cacheline analysis
diff --git a/tools/perf/builtin-c2c.c b/tools/perf/builtin-c2c.c
index 15addb06d611..d873977b8fb6 100644
--- a/tools/perf/builtin-c2c.c
+++ b/tools/perf/builtin-c2c.c
@@ -2523,6 +2523,7 @@ static int perf_c2c__report(int argc, const char **argv)
 	OPT_STRING('d', "display", &display, NULL, "lcl,rmt"),
 	OPT_STRING('c', "coalesce", &coalesce, "coalesce fields",
 		   "coalesce fields: pid,tid,iaddr,dso"),
+	OPT_BOOLEAN('f', "force", &symbol_conf.force, "don't complain, do it"),
 	OPT_END()
 	};
 	int err = 0;
@@ -2538,7 +2539,8 @@ static int perf_c2c__report(int argc, const char **argv)
 	if (!input_name || !strlen(input_name))
 		input_name = "perf.data";
 
-	file.path = input_name;
+	file.path  = input_name;
+	file.force = symbol_conf.force;
 
 	err = setup_display(display);
 	if (err)
-- 
2.7.4

  parent reply	other threads:[~2016-11-21 21:34 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-11-21 21:33 [PATCH 0/6] perf c2c report: Change default HITM sort/display Jiri Olsa
2016-11-21 21:33 ` [PATCH 1/6] perf tools: Show event fd in debug output Jiri Olsa
2016-11-24  4:15   ` [tip:perf/core] " tip-bot for Jiri Olsa
2016-11-21 21:33 ` [PATCH 2/6] perf c2c report: Setup browser after opening perf.data Jiri Olsa
2016-11-24  4:16   ` [tip:perf/core] " tip-bot for Jiri Olsa
2016-11-21 21:33 ` Jiri Olsa [this message]
2016-11-24  4:16   ` [tip:perf/core] perf c2c report: Add -f/--force option tip-bot for Jiri Olsa
2016-11-21 21:33 ` [PATCH 4/6] perf c2c report: Add struct c2c_stats::tot_hitm field Jiri Olsa
2016-11-24  4:16   ` [tip:perf/core] " tip-bot for Jiri Olsa
2016-11-21 21:33 ` [PATCH 5/6] perf c2c report: Display total HITMs on default Jiri Olsa
2016-11-24  4:17   ` [tip:perf/core] " tip-bot for Jiri Olsa
2016-11-21 21:33 ` [PATCH 6/6] perf c2c: Support cascading options Jiri Olsa
2016-11-24  4:17   ` [tip:perf/core] " tip-bot for Jiri Olsa

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