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authorJiri Olsa <jolsa@redhat.com>2014-02-03 12:44:43 +0100
committerArnaldo Carvalho de Melo <acme@redhat.com>2014-02-18 09:34:47 -0300
commita601fdff1af20ea0208e918f5e97a247a3c37a40 (patch)
tree998d59c73a7bcb695698c3a7cbe46e89aabd2760 /tools/perf/builtin-record.c
parenteb853e80324fa87faf7ae7e1a763ad643f908f2d (diff)
downloadlinux-a601fdff1af20ea0208e918f5e97a247a3c37a40.tar.bz2
perf record: Add readable output for callchain debug
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: Adrian Hunter <adrian.hunter@intel.com> Cc: Andi Kleen <andi@firstfloor.org> 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> Link: http://lkml.kernel.org/r/1391427883-13443-3-git-send-email-jolsa@redhat.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-record.c')
-rw-r--r--tools/perf/builtin-record.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index be9e8bc0c4aa..7b8f0e6068b3 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -735,7 +735,9 @@ 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",