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OpenCloudOS-Kernel
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perf test: 'unwind' test should create kernel maps 

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@redhat.com>
Signed-off-by: Jiri Olsa <jolsa@redhat.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: http://lkml.kernel.org/r/20151127082121.GA24503@krava.brq.redhat.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa 2015-11-27 09:21:21 +01:00 committed by Arnaldo Carvalho de Melo
parent c4e079494f
commit 9bdcede563
1 changed files with 5 additions and 0 deletions
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5
tools/perf/tests/dwarf-unwind.c
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@ -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)) {