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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>
alistair/sunxi64-5.4-dsi
Adrian Hunter 2019-06-22 12:32:43 +03:00 committed by Arnaldo Carvalho de Melo
parent abe5a1d3e4
commit 91de8684f1
1 changed files with 7 additions and 0 deletions
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7
tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
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@ -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: