1 From bd2e49ec48feb1855f7624198849eea4610e2286 Mon Sep 17 00:00:00 2001
2 From: Adrian Hunter <adrian.hunter@intel.com>
3 Date: Thu, 31 May 2018 13:23:43 +0300
4 Subject: perf intel-pt: Fix decoding to accept CBR between FUP and corresponding TIP
6 From: Adrian Hunter <adrian.hunter@intel.com>
8 commit bd2e49ec48feb1855f7624198849eea4610e2286 upstream.
10 It is possible to have a CBR packet between a FUP packet and
11 corresponding TIP packet. Stop treating it as an error.
13 Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
14 Cc: stable@vger.kernel.org
15 Link: http://lkml.kernel.org/r/1527762225-26024-3-git-send-email-adrian.hunter@intel.com
16 Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
17 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
20 tools/perf/util/intel-pt-decoder/intel-pt-decoder.c | 5 ++++-
21 1 file changed, 4 insertions(+), 1 deletion(-)
23 --- a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
24 +++ b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
25 @@ -1604,7 +1604,6 @@ static int intel_pt_walk_fup_tip(struct
30 case INTEL_PT_MODE_TSX:
33 @@ -1620,6 +1619,10 @@ static int intel_pt_walk_fup_tip(struct
34 decoder->pkt_step = 0;
38 + intel_pt_calc_cbr(decoder);
42 return intel_pt_overflow(decoder);