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authorJoerg Roedel <joerg.roedel@amd.com>2012-02-10 18:05:04 +0100
committerArnaldo Carvalho de Melo <acme@redhat.com>2012-02-13 22:55:58 -0200
commit0c095715b388d19d7a0b7e8eaceeceb018f5b3d1 (patch)
tree5938972af1770fdd2c26866bebaf44e4e082948c /tools/perf/util/hist.h
parentb52956c961be3a04182ae7b776623531601e0fb7 (diff)
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.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/perf/util/hist.h b/tools/perf/util/hist.h
index 0d486135d10..48e5acd1e86 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 {