linux-kernel - Re: [PATCH 2/4] Revert "sched/topology: Introduce for_each_numa_hop

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Message-ID: <26fc07a6-9d8d-dd6a-9348-36d3ee5c973c@intel.com>
Date:   Mon, 25 Sep 2023 16:01:16 -0700
From:   Jacob Keller <jacob.e.keller@...el.com>
To:     Yury Norov <yury.norov@...il.com>
CC:     <linux-kernel@...r.kernel.org>, <netdev@...r.kernel.org>,
        <linux-rdma@...r.kernel.org>,
        Tariq Toukan <ttoukan.linux@...il.com>,
        Valentin Schneider <vschneid@...hat.com>,
        Maher Sanalla <msanalla@...dia.com>,
        Ingo Molnar <mingo@...nel.org>, Mel Gorman <mgorman@...e.de>,
        Saeed Mahameed <saeedm@...dia.com>,
        Leon Romanovsky <leon@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Juri Lelli <juri.lelli@...hat.com>,
        Vincent Guittot <vincent.guittot@...aro.org>,
        Dietmar Eggemann <dietmar.eggemann@....com>,
        Steven Rostedt <rostedt@...dmis.org>,
        Ben Segall <bsegall@...gle.com>,
        "Daniel Bristot de Oliveira" <bristot@...hat.com>,
        Pawel Chmielewski <pawel.chmielewski@...el.com>,
        Yury Norov <ynorov@...dia.com>
Subject: Re: [PATCH 2/4] Revert "sched/topology: Introduce
 for_each_numa_hop_mask()"



On 9/25/2023 3:55 PM, Yury Norov wrote:
> On Mon, Sep 25, 2023 at 3:46 PM Jacob Keller <jacob.e.keller@...el.com> wrote:
>>
>>
>>
>> On 9/24/2023 7:05 PM, Yury Norov wrote:
>>> Now that the only user of for_each_numa_hop_mask() is switched to using
>>> cpumask_local_spread(), for_each_numa_hop_mask() is a dead code. Thus,
>>> revert commit 06ac01721f7d ("sched/topology: Introduce
>>> for_each_numa_hop_mask()").
>>>
>>> Signed-off-by: Yury Norov <yury.norov@...il.com>
>>> Signed-off-by: Yury Norov <ynorov@...dia.com>
>>> ---
>>>  include/linux/topology.h | 18 ------------------
>>>  1 file changed, 18 deletions(-)
>>>
>>> diff --git a/include/linux/topology.h b/include/linux/topology.h
>>> index fea32377f7c7..344c2362755a 100644
>>> --- a/include/linux/topology.h
>>> +++ b/include/linux/topology.h
>>> @@ -261,22 +261,4 @@ sched_numa_hop_mask(unsigned int node, unsigned int hops)
>>>  }
>>>  #endif       /* CONFIG_NUMA */
>>>
>>
>> Reviewed-by: Jacob Keller <jacob.e.keller@...el.com>
>>
>> I might have squashed all of 2 through 4 into a single patch but not a
>> big deal.
> 
> I just wanted to keep the changes more trackable. No objections to squash 2-4,
> whatever maintainers will feel better.
> 
> Thanks,
> Yury

I'm fine with keeping them separate.