From: Adrian Hunter adrian.hunter@intel.com
[ Upstream commit 03fb0f859b45d1eb05c984ab4bd3bef67e45ede2 ]
Add missing CYC packet processing when walking through PSB+. This improves the accuracy of timestamps that follow PSB+, until the next MTC.
Fixes: 3d49807870f08 ("perf tools: Add new Intel PT packet definitions") Signed-off-by: Adrian Hunter adrian.hunter@intel.com Reviewed-by: Andi Kleen ak@linux.intel.com Cc: Jiri Olsa jolsa@redhat.com Link: https://lore.kernel.org/r/20210205175350.23817-2-adrian.hunter@intel.com Signed-off-by: Arnaldo Carvalho de Melo acme@redhat.com Signed-off-by: Sasha Levin sashal@kernel.org --- tools/perf/util/intel-pt-decoder/intel-pt-decoder.c | 3 +++ 1 file changed, 3 insertions(+)
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 7ffcbd6fcd1ae..a3fdea49ad663 100644 --- a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c +++ b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c @@ -1745,6 +1745,9 @@ static int intel_pt_walk_psbend(struct intel_pt_decoder *decoder) break;
case INTEL_PT_CYC: + intel_pt_calc_cyc_timestamp(decoder); + break; + case INTEL_PT_VMCS: case INTEL_PT_MNT: case INTEL_PT_PAD: