From: Reinette Chatre <reinette.chatre@intel.com>
To: Sai Praneeth Prakhya <sai.praneeth.prakhya@intel.com>,
"shuah@kernel.org" <shuah@kernel.org>,
"linux-kselftest@vger.kernel.org"
<linux-kselftest@vger.kernel.org>
Cc: "tglx@linutronix.de" <tglx@linutronix.de>,
"mingo@redhat.com" <mingo@redhat.com>,
"bp@alien8.de" <bp@alien8.de>, "Luck, Tony" <tony.luck@intel.com>,
"babu.moger@amd.com" <babu.moger@amd.com>,
"james.morse@arm.com" <james.morse@arm.com>,
"Shankar, Ravi V" <ravi.v.shankar@intel.com>,
"Yu, Fenghua" <fenghua.yu@intel.com>,
"x86@kernel.org" <x86@kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH V1 01/13] selftests/resctrl: Fix feature detection
Date: Wed, 11 Mar 2020 11:45:56 -0700 [thread overview]
Message-ID: <518831ab-0f4e-5c5c-10c2-52c5f8492df1@intel.com> (raw)
In-Reply-To: <664cf142449b0a1ef7f09d04111f96ff84738e28.camel@intel.com>
Hi Sai,
On 3/11/2020 11:22 AM, Sai Praneeth Prakhya wrote:
> Hi Reinette,
>
> On Wed, 2020-03-11 at 11:06 -0700, Reinette Chatre wrote:
>> Hi Sai,
>>
>> On 3/9/2020 3:51 PM, Prakhya, Sai Praneeth wrote:
>>>> -----Original Message-----
>>>> From: Reinette Chatre <reinette.chatre@intel.com>
>>>> Sent: Monday, March 9, 2020 3:34 PM
>>>
>>> [SNIP]
>>>
>>>>> That's a good point and makes sense to me. I think we could fix it in
>>>>> two ways 1. grep for strings in dmesg but that will still leave
>>>>> ambiguity in deciding b/w mbm and cqm because kernel prints "resctrl:
>>>>> L3
>>>> monitoring detected" for both the features 2. Check in "info" directory
>>>>> a. For cat_l3, we could search for info/L3
>>>>> b. For mba, we could search for info/MB
>>>>> c. For cqm and mbm, we could search for specified string in
>>>>> info/L3_MON/mon_features
>>>>>
>>>>> I think option 2 might be better because it can handle all cases,
>>>>> please let me
>>>> know what you think.
>>>>
>>>> I agree. For the reasons you mention and also that (1) may not be
>>>> possible if the
>>>> loglevel prevents those lines from being printed.
>>>
>>> Makes sense. I will work on the fix.
>>
>> One more note about this ... from what I can tell the test for a feature
>> currently fails if the platform does not support the feature. Would it
>> be possible to just skip the test in this case instead?
>
> That's because the output of the test should be just "ok" or "not ok".
The output could be something like:
ok MBA # SKIP MBA is not supported
> I can change it to something like "# Skip <test_name> because platform doesn't
> support the feature", but not really sure if it complies with TAP 13 protocol.
Please consider the "skip" directive at
https://testanything.org/tap-version-13-specification.html
Reinette
next prev parent reply other threads:[~2020-03-11 18:46 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-07 3:40 [PATCH V1 00/13] Miscellaneous fixes for resctrl selftests Sai Praneeth Prakhya
2020-03-07 3:40 ` [PATCH V1 01/13] selftests/resctrl: Fix feature detection Sai Praneeth Prakhya
2020-03-09 21:44 ` Reinette Chatre
2020-03-09 22:22 ` Prakhya, Sai Praneeth
2020-03-09 22:33 ` Reinette Chatre
2020-03-09 22:51 ` Prakhya, Sai Praneeth
2020-03-11 18:06 ` Reinette Chatre
2020-03-11 18:22 ` Sai Praneeth Prakhya
2020-03-11 18:45 ` Reinette Chatre [this message]
2020-03-11 18:54 ` Sai Praneeth Prakhya
2020-03-07 3:40 ` [PATCH V1 02/13] selftests/resctrl: Fix typo Sai Praneeth Prakhya
2020-03-07 3:40 ` [PATCH V1 03/13] selftests/resctrl: Fix typo in help text Sai Praneeth Prakhya
2020-03-07 3:40 ` [PATCH V1 04/13] selftests/resctrl: Ensure sibling CPU is not same as original CPU Sai Praneeth Prakhya
2020-03-07 3:40 ` [PATCH V1 05/13] selftests/resctrl: Fix missing options "-n" and "-p" Sai Praneeth Prakhya
2020-03-07 3:40 ` [PATCH V1 06/13] selftests/resctrl: Fix MBA/MBM results reporting format Sai Praneeth Prakhya
2020-03-07 3:40 ` [PATCH V1 07/13] selftests/resctrl: Don't use variable argument list for setup function Sai Praneeth Prakhya
2020-03-07 3:40 ` [PATCH V1 08/13] selftests/resctrl: Fix typos Sai Praneeth Prakhya
2020-03-07 3:40 ` [PATCH V1 09/13] selftests/resctrl: Modularize fill_buf for new CAT test case Sai Praneeth Prakhya
2020-03-10 21:59 ` Reinette Chatre
2020-03-11 1:04 ` Sai Praneeth Prakhya
2020-03-11 15:44 ` Reinette Chatre
2020-03-11 17:45 ` Sai Praneeth Prakhya
2020-03-11 18:10 ` Reinette Chatre
2020-03-11 18:14 ` Sai Praneeth Prakhya
2020-03-07 3:40 ` [PATCH V1 10/13] selftests/resctrl: Change Cache Allocation Technology (CAT) test Sai Praneeth Prakhya
2020-03-10 22:14 ` Reinette Chatre
2020-03-11 1:59 ` Sai Praneeth Prakhya
2020-03-11 17:03 ` Reinette Chatre
2020-03-11 19:14 ` Sai Praneeth Prakhya
2020-03-11 20:22 ` Reinette Chatre
2020-03-11 20:55 ` Sai Praneeth Prakhya
2020-03-07 3:40 ` [PATCH V1 11/13] selftests/resctrl: Change Cache Quality Monitoring (CQM) test Sai Praneeth Prakhya
2020-03-10 22:18 ` Reinette Chatre
2020-03-11 2:46 ` Sai Praneeth Prakhya
2020-03-11 17:19 ` Reinette Chatre
2020-03-11 17:33 ` Sai Praneeth Prakhya
2020-03-11 18:03 ` Reinette Chatre
2020-03-11 18:07 ` Sai Praneeth Prakhya
2020-03-07 3:40 ` [PATCH V1 12/13] selftests/resctrl: Dynamically select buffer size for CAT test Sai Praneeth Prakhya
2020-03-10 22:19 ` Reinette Chatre
2020-03-11 2:52 ` Sai Praneeth Prakhya
2020-03-07 3:40 ` [PATCH V1 13/13] selftests/resctrl: Cleanup fill_buff after changing " Sai Praneeth Prakhya
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