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    Subject[tip:perf/core] perf script: Display PERF_RECORD_MISC_COMM_EXEC flag
    Commit-ID:  022c50d09c2c2bc31506ad16c4bcba7fb418ce34
    Gitweb: http://git.kernel.org/tip/022c50d09c2c2bc31506ad16c4bcba7fb418ce34
    Author: Adrian Hunter <adrian.hunter@intel.com>
    AuthorDate: Mon, 14 Jul 2014 13:02:27 +0300
    Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
    CommitDate: Wed, 16 Jul 2014 17:57:34 -0300

    perf script: Display PERF_RECORD_MISC_COMM_EXEC flag

    Signed-off-by: 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: Namhyung Kim <namhyung@gmail.com>
    Cc: Paul Mackerras <paulus@samba.org>
    Cc: Peter Zijlstra <peterz@infradead.org>
    Cc: Stephane Eranian <eranian@google.com>
    Link: http://lkml.kernel.org/r/1405332185-4050-4-git-send-email-adrian.hunter@intel.com
    Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
    ---
    tools/perf/util/event.c | 9 ++++++++-
    tools/perf/util/evsel.c | 3 ++-
    2 files changed, 10 insertions(+), 2 deletions(-)

    diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c
    index d0281bd..198c4cc 100644
    --- a/tools/perf/util/event.c
    +++ b/tools/perf/util/event.c
    @@ -603,7 +603,14 @@ int perf_event__synthesize_kernel_mmap(struct perf_tool *tool,

    size_t perf_event__fprintf_comm(union perf_event *event, FILE *fp)
    {
    - return fprintf(fp, ": %s:%d\n", event->comm.comm, event->comm.tid);
    + const char *s;
    +
    + if (event->header.misc & PERF_RECORD_MISC_COMM_EXEC)
    + s = " exec";
    + else
    + s = "";
    +
    + return fprintf(fp, "%s: %s:%d\n", s, event->comm.comm, event->comm.tid);
    }

    int perf_event__process_comm(struct perf_tool *tool __maybe_unused,
    diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
    index 8606175..b760d32 100644
    --- a/tools/perf/util/evsel.c
    +++ b/tools/perf/util/evsel.c
    @@ -960,6 +960,7 @@ static size_t perf_event_attr__fprintf(struct perf_event_attr *attr, FILE *fp)
    ret += PRINT_ATTR2(exclude_user, exclude_kernel);
    ret += PRINT_ATTR2(exclude_hv, exclude_idle);
    ret += PRINT_ATTR2(mmap, comm);
    + ret += PRINT_ATTR2(mmap2, comm_exec);
    ret += PRINT_ATTR2(freq, inherit_stat);
    ret += PRINT_ATTR2(enable_on_exec, task);
    ret += PRINT_ATTR2(watermark, precise_ip);
    @@ -967,7 +968,6 @@ static size_t perf_event_attr__fprintf(struct perf_event_attr *attr, FILE *fp)
    ret += PRINT_ATTR2(exclude_host, exclude_guest);
    ret += PRINT_ATTR2N("excl.callchain_kern", exclude_callchain_kernel,
    "excl.callchain_user", exclude_callchain_user);
    - ret += PRINT_ATTR_U32(mmap2);

    ret += PRINT_ATTR_U32(wakeup_events);
    ret += PRINT_ATTR_U32(wakeup_watermark);
    @@ -1940,6 +1940,7 @@ int perf_evsel__fprintf(struct perf_evsel *evsel,
    if_print(mmap);
    if_print(mmap2);
    if_print(comm);
    + if_print(comm_exec);
    if_print(freq);
    if_print(inherit_stat);
    if_print(enable_on_exec);

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