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Commit 91de8684 authored by Adrian Hunter's avatar Adrian Hunter Committed by Arnaldo Carvalho de Melo
Browse files

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: default avatarAdrian 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: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent abe5a1d3

tools/perf/util/intel-pt-decoder/intel-pt-decoder.c

+7 −0
Original line number Diff line number Diff line
@@ -1975,6 +1975,13 @@ static int intel_pt_walk_trace(struct intel_pt_decoder *decoder) 
				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: