Re: [PATCH v7 0/3] perf arm-spe: Add support for synthetic events

From: Leo Yan <leo.yan@linaro.org>
To: Arnaldo Carvalho de Melo <acme@kernel.org>,
	Jiri Olsa <jolsa@redhat.com>, Will Deacon <will@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>,
	James Clark <james.clark@arm.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@redhat.com>,
	Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	Al Grant <al.grant@arm.com>, Namhyung Kim <namhyung@kernel.org>,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org,
	Mathieu Poirier <mathieu.poirier@linaro.org>,
	Mike Leach <mike.leach@linaro.org>
Subject: Re: [PATCH v7 0/3] perf arm-spe: Add support for synthetic events
Date: Fri, 22 May 2020 11:09:19 +0800	[thread overview]
Message-ID: <20200522030919.GE32389@leoy-ThinkPad-X240s> (raw)
In-Reply-To: <20200504115625.12589-1-leo.yan@linaro.org>

Hi,

On Mon, May 04, 2020 at 07:56:22PM +0800, Leo Yan wrote:
> This patch set is to support synthetic events with enabling Arm SPE
> decoder.  Since before Xiaojun Tan (Hisilicon) and James Clark (Arm)
> have contributed much for this task, so this patch set is based on their
> privous work and polish for the version 7.
> 
> The main work in this version is to polished the core patch "perf
> arm-spe: Support synthetic events", e.g. rewrite the code to calculate
> ip, packet generation for multiple types (L1 data cache, Last level
> cache, TLB, remote access, etc).  It also heavily refactors code for
> data structure and program flow, which removed unused fields in
> structure and polished the program flow to achieve neat code as
> possible.
> 
> This patch set has been checked with checkpatch.pl, though it leaves
> several warnings, but these warnings are delibarately kept after
> reviewing.  Some warnings ask to add maintainer (so far it's not
> necessary), and some warnings complaint for patch 02 "perf auxtrace:
> Add four itrace options" for the text format, since need to keep the
> consistency with the same code format in the source code, this is why
> this patch doesn't get rid of checkpatch warnings.

Gentle ping ...

It would be appreciate if can get some review for this patch set.

Thanks,
Leo

> Tan Xiaojun (3):
>   perf tools: Move arm-spe-pkt-decoder.h/c to the new dir
>   perf auxtrace: Add four itrace options
>   perf arm-spe: Support synthetic events
> 
>  tools/perf/Documentation/itrace.txt           |   6 +-
>  tools/perf/util/Build                         |   2 +-
>  tools/perf/util/arm-spe-decoder/Build         |   1 +
>  .../util/arm-spe-decoder/arm-spe-decoder.c    | 219 +++++
>  .../util/arm-spe-decoder/arm-spe-decoder.h    |  82 ++
>  .../arm-spe-pkt-decoder.c                     |   0
>  .../arm-spe-pkt-decoder.h                     |  16 +
>  tools/perf/util/arm-spe.c                     | 823 +++++++++++++++++-
>  tools/perf/util/auxtrace.c                    |  17 +
>  tools/perf/util/auxtrace.h                    |  15 +-
>  10 files changed, 1135 insertions(+), 46 deletions(-)
>  create mode 100644 tools/perf/util/arm-spe-decoder/Build
>  create mode 100644 tools/perf/util/arm-spe-decoder/arm-spe-decoder.c
>  create mode 100644 tools/perf/util/arm-spe-decoder/arm-spe-decoder.h
>  rename tools/perf/util/{ => arm-spe-decoder}/arm-spe-pkt-decoder.c (100%)
>  rename tools/perf/util/{ => arm-spe-decoder}/arm-spe-pkt-decoder.h (64%)
> 
> -- 
> 2.17.1
> 

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