linux-kernel - Re: [PATCH v4 3/7] padata: dispatch works on different nodes

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Date: Fri, 19 Jan 2024 23:04:08 +0800
From: Gang Li <gang.li@...ux.dev>
To: Muchun Song <muchun.song@...ux.dev>
Cc: linux-mm@...ck.org, David Hildenbrand <david@...hat.com>,
 David Rientjes <rientjes@...gle.com>, Mike Kravetz
 <mike.kravetz@...cle.com>, Andrew Morton <akpm@...ux-foundation.org>,
 Tim Chen <tim.c.chen@...ux.intel.com>, linux-kernel@...r.kernel.org,
 ligang.bdlg@...edance.com
Subject: Re: [PATCH v4 3/7] padata: dispatch works on different nodes

On 2024/1/19 10:59, Muchun Song wrote:
> On 2024/1/18 20:39, Gang Li wrote:
>> --- a/kernel/padata.c
>> +++ b/kernel/padata.c
>> @@ -485,7 +485,8 @@ void __init padata_do_multithreaded(struct 
>> padata_mt_job *job)
>>       struct padata_work my_work, *pw;
>>       struct padata_mt_job_state ps;
>>       LIST_HEAD(works);
>> -    int nworks;
>> +    int nworks, nid;
>> +    static atomic_t last_used_nid = ATOMIC_INIT(0);
> last_used_nid is only used during boot time so it could be
> __init_data. Otherwise, LGTM.
> 
> Reviewed-by: Muchun Song <muchun.song@...ux.dev>
> 

OK, thanks.