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| author | Joerg Roedel <joerg.roedel@amd.com> | 2012-02-10 18:05:04 +0100 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-02-14 01:55:58 +0100 |
| commit | 0c095715b388d19d7a0b7e8eaceeceb018f5b3d1 (patch) | |
| tree | 5938972af1770fdd2c26866bebaf44e4e082948c /tools/perf/util/hist.h | |
| parent | perf tools: Allow multiple threads or processes in record, stat, top (diff) | |
| download | linux-0c095715b388d19d7a0b7e8eaceeceb018f5b3d1.tar.xz linux-0c095715b388d19d7a0b7e8eaceeceb018f5b3d1.zip | |
perf top: Don't process samples with no valid machine object
The perf sample processing code relies on a valid machine object. Make
sure that this path is only entered when such a object exists.
A counter for samples where no machine object exits is also introduced
to give the user a message about these samples.
Reported-by: David Ahern <dsahern@gmail.com>
Reported-by: Jason Wang <jasowang@redhat.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Jason Wang <jasowang@redhat.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1328893505-4115-2-git-send-email-joerg.roedel@amd.com
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/hist.h')
| -rw-r--r-- | tools/perf/util/hist.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/perf/util/hist.h b/tools/perf/util/hist.h index 0d486135d10f..48e5acd1e862 100644 --- a/tools/perf/util/hist.h +++ b/tools/perf/util/hist.h @@ -32,6 +32,7 @@ struct events_stats { u32 nr_unknown_events; u32 nr_invalid_chains; u32 nr_unknown_id; + u32 nr_unprocessable_samples; }; enum hist_column { |