[PATCH 1/1] perf test: 'unwind' test should create kernel maps

From: Jiri Olsa
Date: Fri Nov 27 2015 - 03:21:21 EST


The 'perf test unwind' is failing because it forgot to create the kernel
maps, fix it.

After the patch:

# perf test unwind
40: Test dwarf unwind : Ok

Reported-and-Tested-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
Signed-off-by: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Masami Hiramatsu <masami.hiramatsu.pt@xxxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Link: http://lkml.kernel.org/r/20151127082121.GA24503@xxxxxxxxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/tests/dwarf-unwind.c | 5 +++++
1 file changed, 5 insertions(+)

diff --git a/tools/perf/tests/dwarf-unwind.c b/tools/perf/tests/dwarf-unwind.c
index b2357e8115a2..3cce13b19cbb 100644
--- a/tools/perf/tests/dwarf-unwind.c
+++ b/tools/perf/tests/dwarf-unwind.c
@@ -173,6 +173,11 @@ int test__dwarf_unwind(int subtest __maybe_unused)
return -1;
}

+ if (machine__create_kernel_maps(machine)) {
+ pr_err("Failed to create kernel maps\n");
+ return -1;
+ }
+
callchain_param.record_mode = CALLCHAIN_DWARF;

if (init_live_machine(machine)) {
--
2.1.0

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