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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: Jiri Olsa <jolsa@redhat.com>
Tested-by: Arnaldo 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: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa 2016-11-21 22:33:28 +01:00 committed by Arnaldo Carvalho de Melo
parent e8c5fe101e
commit b7ac4f9f3b
2 changed files with 7 additions and 1 deletions
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4
tools/perf/Documentation/perf-c2c.txt
View File

@ -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

4
tools/perf/builtin-c2c.c
View File

@ -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)