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Commit b7ac4f9f authored by Jiri Olsa's avatar Jiri Olsa Committed by Arnaldo Carvalho de Melo
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perf c2c report: Add -f/--force option 



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
  < c2c report output >
  $

Signed-off-by: default avatarJiri Olsa <jolsa@redhat.com>
Tested-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Don Zickus <dzickus@redhat.com>
Cc: Joe Mario <jmario@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1479764011-10732-4-git-send-email-jolsa@kernel.org


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent e8c5fe10

tools/perf/Documentation/perf-c2c.txt

+4 −0
Original line number Diff line number Diff line
@@ -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

tools/perf/builtin-c2c.c

+3 −1
Original line number Diff line number Diff line
@@ -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;
@@ -2539,6 +2540,7 @@ static int perf_c2c__report(int argc, const char **argv) 
		input_name = "perf.data";



	file.path  = input_name;

	file.force = symbol_conf.force;



	err = setup_display(display);

	if (err)