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Reply-To: Gavin Shan <gshan@redhat.com>
Subject: Re: [PATCH v3 09/16] arch_topology: Drop LLC identifier stash from
 the CPU topology
To:     Sudeep Holla <sudeep.holla@arm.com>
Cc:     linux-kernel@vger.kernel.org, Atish Patra <atishp@atishpatra.org>,
        Atish Patra <atishp@rivosinc.com>,
        Vincent Guittot <vincent.guittot@linaro.org>,
        Morten Rasmussen <morten.rasmussen@arm.com>,
        Dietmar Eggemann <dietmar.eggemann@arm.com>,
        Qing Wang <wangqing@vivo.com>,
        linux-arm-kernel@lists.infradead.org,
        linux-riscv@lists.infradead.org, Rob Herring <robh+dt@kernel.org>
References: <20220525081416.3306043-2-sudeep.holla@arm.com>
 <20220525081416.3306043-3-sudeep.holla@arm.com>
 <20220525081416.3306043-4-sudeep.holla@arm.com>
 <20220525081416.3306043-5-sudeep.holla@arm.com>
 <20220525081416.3306043-6-sudeep.holla@arm.com>
 <20220525081416.3306043-7-sudeep.holla@arm.com>
 <20220525081416.3306043-8-sudeep.holla@arm.com>
 <20220525081416.3306043-9-sudeep.holla@arm.com>
 <20220525081416.3306043-10-sudeep.holla@arm.com>
 <3860bfcc-a323-c031-0fdd-77001d338bec@redhat.com>
 <20220601120658.2x737nhyxmodoo7t@bogus>
From:   Gavin Shan <gshan@redhat.com>
Message-ID: <fab8ce3b-2c56-862e-afcd-9f05594c6044@redhat.com>
Date:   Thu, 2 Jun 2022 14:44:04 +0800
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Hi Sudeep,

On 6/1/22 8:06 PM, Sudeep Holla wrote:
> On Wed, Jun 01, 2022 at 11:35:20AM +0800, Gavin Shan wrote:
>> On 5/25/22 4:14 PM, Sudeep Holla wrote:
>>> Since the cacheinfo LLC information is used directly in arch_topology,
>>> there is no need to parse and store the LLC ID information only for
>>> ACPI systems in the CPU topology.
>>>
>>> Remove the redundant LLC ID from the generic CPU arch_topology information.
>>>
>>> Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
>>> ---
>>>    drivers/base/arch_topology.c  | 1 -
>>>    include/linux/arch_topology.h | 1 -
>>>    2 files changed, 2 deletions(-)
>>>
>>
>> How about merge the changes to PATCH[08/16]? I don't see why we need put
>> the changes into separate patches.
>>
> 
> It took a while to remember as I was with the same opinion as yours but
> decided to split them for one reason: to keep arch specific change in a
> separate patch(if that becomes a need due to some conflict or some other
> non-technical reason)
> 

Ok. Thanks for the explanation, which sounds reasonable to me.

Thanks,
Gavin