linux-kernel - Re: [PATCH v5 09/19] arch_topology: Use the last level cache information from the cacheinfo

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Message-ID: <03433f57-04ed-44a9-a2f6-5577df94f11e@microchip.com>
Date:   Wed, 29 Jun 2022 20:32:36 +0000
From:   <Conor.Dooley@...rochip.com>
To:     <sudeep.holla@....com>
CC:     <linux-kernel@...r.kernel.org>, <gregkh@...uxfoundation.org>,
        <atishp@...shpatra.org>, <atishp@...osinc.com>,
        <vincent.guittot@...aro.org>, <dietmar.eggemann@....com>,
        <wangqing@...o.com>, <robh+dt@...nel.org>, <rafael@...nel.org>,
        <ionela.voinescu@....com>, <pierre.gondois@....com>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-riscv@...ts.infradead.org>, <gshan@...hat.com>,
        <Valentina.FernandezAlanis@...rochip.com>
Subject: Re: [PATCH v5 09/19] arch_topology: Use the last level cache
 information from the cacheinfo

On 29/06/2022 20:54, Sudeep Holla wrote:
> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
> 
> On Wed, Jun 29, 2022 at 07:39:43PM +0000, Conor.Dooley@...rochip.com wrote:
>> On 29/06/2022 19:42, Sudeep Holla wrote:
>>> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
>>>
>>> On Wed, Jun 29, 2022 at 06:18:25PM +0000, Conor.Dooley@...rochip.com wrote:
>>>>
>>>> No, no it doesn't. Not sure what I was thinking there.
>>>> Prob tested that on the the last commit that bisect tested
>>>> rather than the one it pointed out the problem was with.
>>>>
>>>> Either way, boot is broken in -next.
>>>>
>>>
>>> Can you check if the below fixes the issue?
>>
>> Unfortunately, no joy.
>> Applied to a HEAD of 3b23bb2573e6 ("arch_topology: Use the
>> last level cache information from the cacheinfo").
> 
> That's bad. Does the system boot with
> Commit 2f7b757eb69d ("arch_topology: Add support to parse and detect cache
> attributes") ?

It does.

> 
> --
> Regards,
> Sudeep