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From: "liuqi (BA)" <liuqi115@huawei.com>
To: John Garry <john.garry@huawei.com>, Qi Liu <liuqi115@huawei.com>,
	"will@kernel.org" <will@kernel.org>,
	"mark.rutland@arm.com" <mark.rutland@arm.com>
Cc: "linux-arm-kernel@lists.infradead.org"
	<linux-arm-kernel@lists.infradead.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Zhangshaokun <zhangshaokun@hisilicon.com>,
	Linuxarm <linuxarm@huawei.com>,
	<linux-perf-users@vger.kernel.org>
Subject: Re: [PATCH 2/2] perf jevents: Add support for HiSilicon CPA PMU aliasing
Date: Tue, 15 Feb 2022 09:27:37 +0800	[thread overview]
Message-ID: <dfa69bbf-726c-558a-b929-aa97dd6590aa@huawei.com> (raw)
In-Reply-To: <1da1252e-59d0-77d1-0419-242528739392@huawei.com>



On 2022/2/14 20:04, John Garry wrote:
> On 14/02/2022 11:42, Qi Liu wrote:
>> Add support for HiSilicon CPA PMU aliasing.
>>
>> The kernel driver is in drivers/perf/hisilicon/hisi_uncore_cpa_pmu.c
>>
>> Signed-off-by: Qi Liu<liuqi115@huawei.com>
> 
> You realy should cc the perf tool list and maintainers there also.
> 
> Reviewed-by: John Garry <john.garry@huawei.com>
> 
>> +    },
>> +    {
>> +        "MetricExpr": "(p0_wr_dat * 64 + p0_rd_dat_64b * 64 + 
>> p0_rd_dat_32b * 32) / cpa_cycles",
>> +        "BriefDescription": "Average bandwidth of CPA Port 0",
>> +        "MetricGroup": "CPA",
> 
Hi john,

> nit: maybe this should have a more distrinct name

got it, will change metric's name next version.

> 
>> +        "MetricName": "p0_avg_bw",
>> +        "Compat": "0x00000030",
> 
> JFYI, I have a rewrite of the perf tool system pmu metric support that 
> will not require us to add the compat here.
> 
great! I'm very glad to test it using CPA PMU.

Thanks,
Qi
>> +        "Unit": "hisi_sicl,cpa"
> 
> Thanks,
> John
> .

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  reply	other threads:[~2022-02-15  1:28 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-02-14 11:42 [PATCH 0/2] Add Support for HiSilicon CPA PMU Qi Liu
2022-02-14 11:42 ` [PATCH 1/2] drivers/perf: hisi: Add Support for " Qi Liu
2022-02-15 10:47   ` John Garry
2022-02-16  3:16     ` liuqi (BA)
2022-02-17 18:11       ` John Garry
2022-02-18  8:07         ` liuqi (BA)
2022-02-14 11:42 ` [PATCH 2/2] perf jevents: Add support for HiSilicon CPA PMU aliasing Qi Liu
2022-02-14 12:04   ` John Garry
2022-02-15  1:27     ` liuqi (BA) [this message]
2022-02-15  1:23   ` liuqi (BA)

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