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    Subject[PATCH 38/45] perf script: Check output fields only for samples
    Date
    There's no need to check sampling output fields
    for events without perf_event_attr::sample_type
    field set.

    Link: http://lkml.kernel.org/n/tip-uommbr3wo4913tpkkgq2sbvb@git.kernel.org
    Signed-off-by: Jiri Olsa <jolsa@kernel.org>
    ---
    tools/perf/builtin-script.c | 5 ++++-
    1 file changed, 4 insertions(+), 1 deletion(-)

    diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c
    index 8ce1c6bbfa45..2653c0273b89 100644
    --- a/tools/perf/builtin-script.c
    +++ b/tools/perf/builtin-script.c
    @@ -686,7 +686,10 @@ static int process_attr(struct perf_tool *tool, union perf_event *event,

    set_print_ip_opts(&evsel->attr);

    - return perf_evsel__check_attr(evsel, scr->session);
    + if (evsel->attr.sample_type)
    + err = perf_evsel__check_attr(evsel, scr->session);
    +
    + return err;
    }

    static int process_comm_event(struct perf_tool *tool,
    --
    2.4.3


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