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| author | Adrian Hunter <adrian.hunter@intel.com> | 2021-02-18 10:57:53 +0100 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-02-18 20:13:46 +0100 |
| commit | 90af7555c36fa02e686a6a0db8be626ca7bb438f (patch) | |
| tree | 2d0a8a31c9d9fb667984cf4144e5156d55237101 /tools/perf/util/intel-pt-decoder/intel-pt-decoder.c | |
| parent | perf intel_pt: Add vmlaunch and vmresume as branches (diff) | |
| download | linux-90af7555c36fa02e686a6a0db8be626ca7bb438f.tar.xz linux-90af7555c36fa02e686a6a0db8be626ca7bb438f.zip | |
perf intel-pt: Retain the last PIP packet payload as is
Retain the PIP packet payload as is, instead of just the CR3, because it
contains also the VMX NR flag which is needed to track VM-Entry.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Acked-by: Andi Kleen <ak@linux.intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: https://lore.kernel.org/r/20210218095801.19576-4-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/intel-pt-decoder/intel-pt-decoder.c')
| -rw-r--r-- | tools/perf/util/intel-pt-decoder/intel-pt-decoder.c | 14 |
1 files changed, 7 insertions, 7 deletions
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 6df52d3c3f7e..cfaa091c935c 100644 --- a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c +++ b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c @@ -126,7 +126,7 @@ struct intel_pt_decoder { uint64_t pos; uint64_t last_ip; uint64_t ip; - uint64_t cr3; + uint64_t pip_payload; uint64_t timestamp; uint64_t tsc_timestamp; uint64_t ref_timestamp; @@ -1757,7 +1757,7 @@ static int intel_pt_walk_psbend(struct intel_pt_decoder *decoder) break; case INTEL_PT_PIP: - decoder->cr3 = decoder->packet.payload & (BIT63 - 1); + decoder->pip_payload = decoder->packet.payload; break; case INTEL_PT_FUP: @@ -1884,7 +1884,7 @@ static int intel_pt_walk_fup_tip(struct intel_pt_decoder *decoder) return 0; case INTEL_PT_PIP: - decoder->cr3 = decoder->packet.payload & (BIT63 - 1); + decoder->pip_payload = decoder->packet.payload; break; case INTEL_PT_MTC: @@ -2297,7 +2297,7 @@ next: return err; case INTEL_PT_PIP: - decoder->cr3 = decoder->packet.payload & (BIT63 - 1); + decoder->pip_payload = decoder->packet.payload; break; case INTEL_PT_MTC: @@ -2536,7 +2536,7 @@ static int intel_pt_walk_psb(struct intel_pt_decoder *decoder) break; case INTEL_PT_PIP: - decoder->cr3 = decoder->packet.payload & (BIT63 - 1); + decoder->pip_payload = decoder->packet.payload; break; case INTEL_PT_MODE_EXEC: @@ -2655,7 +2655,7 @@ static int intel_pt_walk_to_ip(struct intel_pt_decoder *decoder) break; case INTEL_PT_PIP: - decoder->cr3 = decoder->packet.payload & (BIT63 - 1); + decoder->pip_payload = decoder->packet.payload; break; case INTEL_PT_MODE_EXEC: @@ -2987,7 +2987,7 @@ const struct intel_pt_state *intel_pt_decode(struct intel_pt_decoder *decoder) decoder->state.timestamp = decoder->sample_timestamp; decoder->state.est_timestamp = intel_pt_est_timestamp(decoder); - decoder->state.cr3 = decoder->cr3; + decoder->state.pip_payload = decoder->pip_payload; decoder->state.tot_insn_cnt = decoder->tot_insn_cnt; decoder->state.tot_cyc_cnt = decoder->sample_tot_cyc_cnt; |