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authorAdrian Hunter <adrian.hunter@intel.com>2019-06-22 12:32:43 +0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2019-06-25 08:47:10 -0300
commit91de8684f1cff6944634bfb9098dc3a2583f798c (patch)
tree6ee24b6dfbdbd868a8afa947720c7999a86a665a /tools/perf/util/intel-pt-decoder
parentabe5a1d3e4bee361bd3b21b8909c8421e46911d1 (diff)
perf intel-pt: Cater for CBR change in PSB+
PSB+ provides status information only so the core-to-bus ratio (CBR) in PSB+ will not have changed from its previous value. However, cater for the possibility of a another CBR change that gets caught up in the PSB+ anyway. Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> Cc: Jiri Olsa <jolsa@redhat.com> Link: http://lkml.kernel.org/r/20190622093248.581-3-adrian.hunter@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/intel-pt-decoder')
-rw-r--r--tools/perf/util/intel-pt-decoder/intel-pt-decoder.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
index 3d2255f284f4..5eb792cc5d3a 100644
--- a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
+++ b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
@@ -1975,6 +1975,13 @@ next:
goto next;
if (err)
return err;
+ /*
+ * PSB+ CBR will not have changed but cater for the
+ * possibility of another CBR change that gets caught up
+ * in the PSB+.
+ */
+ if (decoder->cbr != decoder->cbr_seen)
+ return 0;
break;
case INTEL_PT_PIP: