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authorArnaldo Carvalho de Melo <acme@redhat.com>2013-11-13 17:40:36 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2013-11-14 16:00:23 -0300
commit37676af15c8d5a9689c9d1220d2a27d510cbe238 (patch)
treeec331da7df85594a5793546e26d4a9d8460008c4 /tools/perf/util/machine.c
parentd87fcb4a2d990ba2de9284ede84a816c5066d54b (diff)
perf symbols: Limit max callchain using max_stack on DWARF unwinding too
It was affecting only frame-pointer (fp) based callchain processing. Usage example: perf top --call-graph dwarf,1024 --max-stack 2 Works for any tool that does callchain resolving and provides a --max-stack option. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Cc: Waiman Long <Waiman.Long@hp.com> Link: http://lkml.kernel.org/n/tip-eu45v8s3tq9ruay8tpfyon79@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/machine.c')
-rw-r--r--tools/perf/util/machine.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index 0393912d803..84cdb072ac8 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -1368,7 +1368,7 @@ int machine__resolve_callchain(struct machine *machine,
return unwind__get_entries(unwind_entry, &callchain_cursor, machine,
thread, evsel->attr.sample_regs_user,
- sample);
+ sample, max_stack);
}