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    Subject[PATCH 19/21] perf script: Display USER_DATA misc char for sample
    Date
    Adding support to display sample USER_DATA misc misc char
    for sample event:

    # perf script -F +misc ...
    sched-messaging 1414 KD 28690.636582: 4590 cycles ...
    new misc field ______/

    Assigning the letter 'D' for PERF_RECORD_MISC_USER_DATA.

    Link: http://lkml.kernel.org/n/tip-8wczn7vnmgd98cxpemq9g832@git.kernel.org
    Signed-off-by: Jiri Olsa <jolsa@kernel.org>
    ---
    tools/perf/Documentation/perf-script.txt | 1 +
    tools/perf/builtin-script.c | 4 ++++
    2 files changed, 5 insertions(+)

    diff --git a/tools/perf/Documentation/perf-script.txt b/tools/perf/Documentation/perf-script.txt
    index 0d1db8c7d2d1..d1425f067ad5 100644
    --- a/tools/perf/Documentation/perf-script.txt
    +++ b/tools/perf/Documentation/perf-script.txt
    @@ -236,6 +236,7 @@ OPTIONS
    PERF_RECORD_MISC_MMAP_DATA* M
    PERF_RECORD_MISC_COMM_EXEC E
    PERF_RECORD_MISC_SWITCH_OUT S
    + PERF_RECORD_MISC_USER_DATA D

    $ perf script -F +misc ...
    sched-messaging 1414 K 28690.636582: 4590 cycles ...
    diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c
    index 7baa2e5d7f9e..45473c2d6e25 100644
    --- a/tools/perf/builtin-script.c
    +++ b/tools/perf/builtin-script.c
    @@ -648,6 +648,10 @@ static int perf_sample__fprintf_start(struct perf_sample *sample,
    ret += fprintf(fp, "g");

    switch (type) {
    + case PERF_RECORD_SAMPLE:
    + if (has(USER_DATA))
    + ret += fprintf(fp, "D");
    + break;
    case PERF_RECORD_MMAP:
    case PERF_RECORD_MMAP2:
    if (has(MMAP_DATA))
    --
    2.13.6
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