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perf intel-pt: Fix decoding to accept CBR between FUP and corresponding TIP
commit bd2e49ec48
upstream.
It is possible to have a CBR packet between a FUP packet and
corresponding TIP packet. Stop treating it as an error.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: stable@vger.kernel.org
Link: http://lkml.kernel.org/r/1527762225-26024-3-git-send-email-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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1 changed files with 4 additions and 1 deletions
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@ -1604,7 +1604,6 @@ static int intel_pt_walk_fup_tip(struct intel_pt_decoder *decoder)
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case INTEL_PT_PSB:
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case INTEL_PT_TSC:
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case INTEL_PT_TMA:
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case INTEL_PT_CBR:
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case INTEL_PT_MODE_TSX:
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case INTEL_PT_BAD:
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case INTEL_PT_PSBEND:
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@ -1620,6 +1619,10 @@ static int intel_pt_walk_fup_tip(struct intel_pt_decoder *decoder)
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decoder->pkt_step = 0;
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return -ENOENT;
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case INTEL_PT_CBR:
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intel_pt_calc_cbr(decoder);
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break;
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case INTEL_PT_OVF:
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return intel_pt_overflow(decoder);
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