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| author | German Gomez <german.gomez@arm.com> | 2021-11-11 14:36:24 +0100 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-11-13 22:11:51 +0100 |
| commit | 169de64f5dc22d9984d45c1f119fb644fa16d64a (patch) | |
| tree | c5ee9e529ac2ba158f59dbeab6109444c9f0163f | |
| parent | perf arm-spe: Update --switch-events docs in 'perf record' (diff) | |
| download | linux-169de64f5dc22d9984d45c1f119fb644fa16d64a.tar.xz linux-169de64f5dc22d9984d45c1f119fb644fa16d64a.zip | |
perf arm-spe: Save context ID in record
This patch is to save context ID in record, this will be used to set TID
for samples.
Reviewed-by: Leo Yan <leo.yan@linaro.org>
Signed-off-by: German Gomez <german.gomez@arm.com>
Acked-by: Namhyung Kim <namhyung@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: John Garry <john.garry@huawei.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mathieu Poirier <mathieu.poirier@linaro.org>
Cc: Will Deacon <will@kernel.org>
Cc: linux-arm-kernel@lists.infradead.org
Link: https://lore.kernel.org/r/20211111133625.193568-4-german.gomez@arm.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
| -rw-r--r-- | tools/perf/util/arm-spe-decoder/arm-spe-decoder.c | 2 | ||||
| -rw-r--r-- | tools/perf/util/arm-spe-decoder/arm-spe-decoder.h | 1 |
2 files changed, 3 insertions, 0 deletions
diff --git a/tools/perf/util/arm-spe-decoder/arm-spe-decoder.c b/tools/perf/util/arm-spe-decoder/arm-spe-decoder.c index 32fe41835fa6..3fc528c9270c 100644 --- a/tools/perf/util/arm-spe-decoder/arm-spe-decoder.c +++ b/tools/perf/util/arm-spe-decoder/arm-spe-decoder.c @@ -151,6 +151,7 @@ static int arm_spe_read_record(struct arm_spe_decoder *decoder) u64 payload, ip; memset(&decoder->record, 0x0, sizeof(decoder->record)); + decoder->record.context_id = (u64)-1; while (1) { err = arm_spe_get_next_packet(decoder); @@ -180,6 +181,7 @@ static int arm_spe_read_record(struct arm_spe_decoder *decoder) case ARM_SPE_COUNTER: break; case ARM_SPE_CONTEXT: + decoder->record.context_id = payload; break; case ARM_SPE_OP_TYPE: if (idx == SPE_OP_PKT_HDR_CLASS_LD_ST_ATOMIC) { diff --git a/tools/perf/util/arm-spe-decoder/arm-spe-decoder.h b/tools/perf/util/arm-spe-decoder/arm-spe-decoder.h index 59bdb7309674..46a8556a9e95 100644 --- a/tools/perf/util/arm-spe-decoder/arm-spe-decoder.h +++ b/tools/perf/util/arm-spe-decoder/arm-spe-decoder.h @@ -38,6 +38,7 @@ struct arm_spe_record { u64 timestamp; u64 virt_addr; u64 phys_addr; + u64 context_id; }; struct arm_spe_insn; |