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From: Leo Yan <leo.yan@linaro.org>
To: Ian Rogers <irogers@google.com>
Cc: Joe Mario <jmario@redhat.com>,
	Arnaldo Carvalho de Melo <acme@kernel.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@redhat.com>,
	Mark Rutland <mark.rutland@arm.com>,
	Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	Jiri Olsa <jolsa@kernel.org>, Namhyung Kim <namhyung@kernel.org>,
	Alyssa Ross <hi@alyssa.is>, Like Xu <likexu@tencent.com>,
	Kajol Jain <kjain@linux.ibm.com>,
	Li Huafei <lihuafei1@huawei.com>,
	Adam Li <adam.li@amperecomputing.com>,
	German Gomez <german.gomez@arm.com>,
	James Clark <james.clark@arm.com>,
	Ali Saidi <alisaidi@amazon.com>,
	linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v4 00/12] perf c2c: Support display for Arm64
Date: Fri, 3 Jun 2022 11:36:57 +0800	[thread overview]
Message-ID: <20220603033657.GA41034@leoy-ThinkPad-X240s> (raw)
In-Reply-To: <CAP-5=fVqjZOvncE3iTAF6Wfqrn3_UxGsrBJkiaT=qMs5xdq9LA@mail.gmail.com>

Hi Ian,

On Thu, Jun 02, 2022 at 09:59:29AM -0700, Ian Rogers wrote:

[...]

> This is great Leo! I've not been able to test the changes but I didn't
> have any coding comments (happy to give an Acked-by). Do you think we
> can add a test for this? The test can skip when c2c isn't supported.

It would be great if recieve your ACK tags :)

Yeah, agree that it's good thing to add test for perf c2c.  Just note,
after rough thinkіng, seems to me the right thing to do is to add a
testing shell script in the folder tests/shell and use a tiny
multi-threading program for accessing the share cache line from
different nodes (or rollback to different CPUs).

I would like to use a separate patch for adding the test case, this
would be easier for upstreaming current patch set.

Please let me know if this is fine for you or not.  Thanks for reviewing
and suggestions!

Leo

  reply	other threads:[~2022-06-03  3:37 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-05-30 11:40 [PATCH v4 00/12] perf c2c: Support display for Arm64 Leo Yan
2022-05-30 11:40 ` [PATCH v4 01/12] perf mem: Add statistics for peer snooping Leo Yan
2022-05-30 11:40 ` [PATCH v4 02/12] perf c2c: Output " Leo Yan
2022-05-30 11:40 ` [PATCH v4 03/12] perf c2c: Add dimensions for peer load operations Leo Yan
2022-05-30 11:40 ` [PATCH v4 04/12] perf c2c: Add dimensions of peer metrics for cache line view Leo Yan
2022-05-30 11:40 ` [PATCH v4 05/12] perf c2c: Add mean dimensions for peer operations Leo Yan
2022-05-30 11:40 ` [PATCH v4 06/12] perf c2c: Use explicit names for display macros Leo Yan
2022-05-30 11:40 ` [PATCH v4 07/12] perf c2c: Rename dimension from 'percent_hitm' to 'percent_costly_snoop' Leo Yan
2022-05-30 11:40 ` [PATCH v4 08/12] perf c2c: Refactor node header Leo Yan
2022-05-30 11:40 ` [PATCH v4 09/12] perf c2c: Refactor display string Leo Yan
2022-05-30 11:40 ` [PATCH v4 10/12] perf c2c: Sort on peer snooping for load operations Leo Yan
2022-05-30 11:40 ` [PATCH v4 11/12] perf c2c: Use 'peer' as default display for Arm64 Leo Yan
2022-05-30 11:40 ` [PATCH v4 12/12] perf c2c: Update documentation for new display option 'peer' Leo Yan
2022-05-31 18:44 ` [PATCH v4 00/12] perf c2c: Support display for Arm64 Joe Mario
2022-06-01 10:25   ` Leo Yan
2022-06-02 16:59     ` Ian Rogers
2022-06-03  3:36       ` Leo Yan [this message]
2022-06-02 17:11     ` Ali Saidi
2022-06-03  3:46       ` Leo Yan
2022-06-03 19:33 ` Arnaldo Carvalho de Melo
2022-06-04  1:40   ` Leo Yan

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