From: Mathieu Poirier <mathieu.poirier@linaro•org>
To: Leo Yan <leo.yan@linaro•org>
Cc: Suzuki K Poulose <suzuki.poulose@arm•com>,
Alexander Shishkin <alexander.shishkin@linux•intel.com>,
Coresight ML <coresight@lists•linaro.org>,
linux-kernel@vger•kernel.org,
Arnaldo Carvalho de Melo <acme@kernel•org>,
Namhyung Kim <namhyung@kernel•org>,
Robert Walker <robert.walker@arm•com>,
Jiri Olsa <jolsa@redhat•com>,
linux-arm-kernel@lists•infradead.org,
Mike Leach <mike.leach@linaro•org>
Subject: Re: [PATCH v6 6/8] perf cs-etm: Add traceID in packet
Date: Wed, 23 Jan 2019 14:23:34 -0700 [thread overview]
Message-ID: <20190123212334.GF620@xps15> (raw)
In-Reply-To: <20190119014347.27441-7-leo.yan@linaro.org>
On Sat, Jan 19, 2019 at 09:43:45AM +0800, Leo Yan wrote:
> Add traceID in packet, thus we can use traceID to retrieve metadata
> pointer from traceID-metadata tuple.
>
> Signed-off-by: Leo Yan <leo.yan@linaro•org>
> ---
> tools/perf/util/cs-etm-decoder/cs-etm-decoder.c | 2 ++
> tools/perf/util/cs-etm-decoder/cs-etm-decoder.h | 1 +
> 2 files changed, 3 insertions(+)
>
> diff --git a/tools/perf/util/cs-etm-decoder/cs-etm-decoder.c b/tools/perf/util/cs-etm-decoder/cs-etm-decoder.c
> index cdd38ffd10d2..ba4c623cd8de 100644
> --- a/tools/perf/util/cs-etm-decoder/cs-etm-decoder.c
> +++ b/tools/perf/util/cs-etm-decoder/cs-etm-decoder.c
> @@ -295,6 +295,7 @@ static void cs_etm_decoder__clear_buffer(struct cs_etm_decoder *decoder)
> decoder->packet_buffer[i].last_instr_cond = 0;
> decoder->packet_buffer[i].flags = 0;
> decoder->packet_buffer[i].exception_number = UINT32_MAX;
> + decoder->packet_buffer[i].trace_chan_id = UINT8_MAX;
> decoder->packet_buffer[i].cpu = INT_MIN;
> }
> }
> @@ -331,6 +332,7 @@ cs_etm_decoder__buffer_packet(struct cs_etm_decoder *decoder,
> decoder->packet_buffer[et].last_instr_cond = 0;
> decoder->packet_buffer[et].flags = 0;
> decoder->packet_buffer[et].exception_number = UINT32_MAX;
> + decoder->packet_buffer[et].trace_chan_id = trace_chan_id;
>
> if (decoder->packet_count == MAX_BUFFER - 1)
> return OCSD_RESP_WAIT;
> diff --git a/tools/perf/util/cs-etm-decoder/cs-etm-decoder.h b/tools/perf/util/cs-etm-decoder/cs-etm-decoder.h
> index 012b4728a46f..7e6a8850be4a 100644
> --- a/tools/perf/util/cs-etm-decoder/cs-etm-decoder.h
> +++ b/tools/perf/util/cs-etm-decoder/cs-etm-decoder.h
> @@ -50,6 +50,7 @@ struct cs_etm_packet {
> u8 last_instr_cond;
> u8 last_instr_taken_branch;
> u8 last_instr_size;
> + u8 trace_chan_id;
> int cpu;
Reviewed-by: Mathieu Poirier <mathieu.poirier@linaro•org>
> };
>
> --
> 2.17.1
>
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next prev parent reply other threads:[~2019-01-23 21:23 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-19 1:43 [PATCH v6 0/8] perf cs-etm: Add support for sample flags Leo Yan
2019-01-19 1:43 ` [PATCH v6 1/8] perf cs-etm: Add last instruction information in packet Leo Yan
2019-01-23 21:03 ` Mathieu Poirier
2019-01-19 1:43 ` [PATCH v6 2/8] perf cs-etm: Set sample flags for instruction range packet Leo Yan
2019-01-23 21:03 ` Mathieu Poirier
2019-01-19 1:43 ` [PATCH v6 3/8] perf cs-etm: Set sample flags for trace discontinuity Leo Yan
2019-01-23 21:04 ` Mathieu Poirier
2019-01-19 1:43 ` [PATCH v6 4/8] perf cs-etm: Add exception number in exception packet Leo Yan
2019-01-23 21:05 ` Mathieu Poirier
2019-01-19 1:43 ` [PATCH v6 5/8] perf cs-etm: Change tuple from traceID-CPU# to traceID-metadata Leo Yan
2019-01-23 21:13 ` Mathieu Poirier
2019-01-23 23:45 ` Leo Yan
2019-01-19 1:43 ` [PATCH v6 6/8] perf cs-etm: Add traceID in packet Leo Yan
2019-01-23 21:23 ` Mathieu Poirier [this message]
2019-01-19 1:43 ` [PATCH v6 7/8] perf cs-etm: Set sample flags for exception packet Leo Yan
2019-01-23 21:39 ` Mathieu Poirier
2019-01-19 1:43 ` [PATCH v6 8/8] perf cs-etm: Set sample flags for exception return packet Leo Yan
2019-01-23 21:51 ` Mathieu Poirier
2019-01-23 23:36 ` Leo Yan
2019-01-24 0:22 ` [PATCH v6 0/8] perf cs-etm: Add support for sample flags Mathieu Poirier
2019-01-24 4:00 ` Leo Yan
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