Re: [PATCH 2/3] perf arm-spe: Save context ID in record
From: Leo Yan <hidden>
Date: 2021-11-06 03:32:23
Also in:
linux-arm-kernel, lkml
On Tue, Nov 02, 2021 at 06:07:38PM +0000, German Gomez wrote:
This patch is to save context ID in record, this will be used to set TID for samples. Signed-off-by: Leo Yan <redacted> Signed-off-by: James Clark <redacted> Signed-off-by: German Gomez <redacted>
Reviewed-by: Leo Yan <redacted>
quoted hunk ↗ jump to hunk
--- tools/perf/util/arm-spe-decoder/arm-spe-decoder.c | 2 ++ tools/perf/util/arm-spe-decoder/arm-spe-decoder.h | 1 + 2 files changed, 3 insertions(+)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 32fe41835..1b58859d2 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 = -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 59bdb7309..46a8556a9 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;-- 2.25.1