Messages in this thread Patch in this message | | | From | Jiri Olsa <> | Subject | [PATCH 3/3] perf tools: Add readable output for callchain debug | Date | Mon, 3 Feb 2014 12:44:43 +0100 |
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Adding people readable output for callchain debug, to get following '-v' output:
$ perf record -v -g ls callchain: type DWARF callchain: stack dump size 4096 ...
Signed-off-by: Jiri Olsa <jolsa@redhat.com> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: David Ahern <dsahern@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Andi Kleen <andi@firstfloor.org> Cc: Adrian Hunter <adrian.hunter@intel.com> --- tools/perf/builtin-record.c | 4 +++- tools/perf/perf.h | 3 ++- 2 files changed, 5 insertions(+), 2 deletions(-)
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index 3f7ec8a..679758f 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -741,7 +741,9 @@ int record_parse_callchain(const char *arg, struct record_opts *opts) static void callchain_debug(struct record_opts *opts) { - pr_debug("callchain: type %d\n", opts->call_graph); + static const char *str[CALLCHAIN_MAX] = { "NONE", "FP", "DWARF" }; + + pr_debug("callchain: type %s\n", str[opts->call_graph]); if (opts->call_graph == CALLCHAIN_DWARF) pr_debug("callchain: stack dump size %d\n", diff --git a/tools/perf/perf.h b/tools/perf/perf.h index 6dabc15..c30e1ae 100644 --- a/tools/perf/perf.h +++ b/tools/perf/perf.h @@ -251,7 +251,8 @@ void pthread__unblock_sigwinch(void); enum perf_call_graph_mode { CALLCHAIN_NONE, CALLCHAIN_FP, - CALLCHAIN_DWARF + CALLCHAIN_DWARF, + CALLCHAIN_MAX }; struct record_opts { -- 1.8.3.1
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