diff options
| author | Mark Drayton <mbd@fb.com> | 2015-08-26 12:18:15 -0700 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2015-08-28 11:47:40 -0300 |
| commit | 77e0070da41f76e1ebd15291fb0254b0c174adfa (patch) | |
| tree | daf7fa3a6022da4cda64888fa90bddacdb4a1611 /tools | |
| parent | d1ee8bc195ffedbf91af0245a2406d6ebd2578f8 (diff) | |
| download | linux-77e0070da41f76e1ebd15291fb0254b0c174adfa.tar.bz2 | |
perf script: Add --[no-]-demangle/--[no-]-demangle-kernel
Sometimes when post-processing output from `perf script` one does not
want to demangle C++ symbol names. Add an option to allow this.
Also add --[no-]demangle-kernel to be consistent with top/report/probe.
Signed-off-by: Mark Drayton <mbd@fb.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Link: http://lkml.kernel.org/r/1440616695-32340-1-git-send-email-scientist@fb.com
Signed-off-by: Yannick Brosseau <scientist@fb.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/Documentation/perf-script.txt | 7 | ||||
| -rw-r--r-- | tools/perf/builtin-script.c | 5 |
2 files changed, 12 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-script.txt b/tools/perf/Documentation/perf-script.txt index c0d24791a7f3..614b2c7b0293 100644 --- a/tools/perf/Documentation/perf-script.txt +++ b/tools/perf/Documentation/perf-script.txt @@ -226,6 +226,13 @@ OPTIONS Display context switch events i.e. events of type PERF_RECORD_SWITCH or PERF_RECORD_SWITCH_CPU_WIDE. +--demangle:: + Demangle symbol names to human readable form. It's enabled by default, + disable with --no-demangle. + +--demangle-kernel:: + Demangle kernel symbol names to human readable form (for C++ kernels). + --header Show perf.data header. diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c index 105332e950a9..4430340292c0 100644 --- a/tools/perf/builtin-script.c +++ b/tools/perf/builtin-script.c @@ -1671,6 +1671,11 @@ int cmd_script(int argc, const char **argv, const char *prefix __maybe_unused) itrace_parse_synth_opts), OPT_BOOLEAN(0, "full-source-path", &srcline_full_filename, "Show full source file name path for source lines"), + OPT_BOOLEAN(0, "demangle", &symbol_conf.demangle, + "Enable symbol demangling"), + OPT_BOOLEAN(0, "demangle-kernel", &symbol_conf.demangle_kernel, + "Enable kernel symbol demangling"), + OPT_END() }; const char * const script_subcommands[] = { "record", "report", NULL }; |