linux-kernel - Re: [PATCH v4 4/8] hugetlb: create remove_hugetlb

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Date:   Tue, 06 Apr 2021 19:57:41 +0200
From:   Oscar Salvador <osalvador@...e.de>
To:     Mike Kravetz <mike.kravetz@...cle.com>
Cc:     Michal Hocko <mhocko@...e.com>, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org, Roman Gushchin <guro@...com>,
        Shakeel Butt <shakeelb@...gle.com>,
        David Hildenbrand <david@...hat.com>,
        Muchun Song <songmuchun@...edance.com>,
        David Rientjes <rientjes@...gle.com>,
        Miaohe Lin <linmiaohe@...wei.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Matthew Wilcox <willy@...radead.org>,
        HORIGUCHI NAOYA <naoya.horiguchi@....com>,
        "Aneesh Kumar K . V" <aneesh.kumar@...ux.ibm.com>,
        Waiman Long <longman@...hat.com>, Peter Xu <peterx@...hat.com>,
        Mina Almasry <almasrymina@...gle.com>,
        Hillf Danton <hdanton@...a.com>,
        Joonsoo Kim <iamjoonsoo.kim@....com>,
        Barry Song <song.bao.hua@...ilicon.com>,
        Will Deacon <will@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH v4 4/8] hugetlb: create remove_hugetlb_page() to separate
 functionality

On 2021-04-06 18:49, Mike Kravetz wrote:
> 
> Andrew, can we make this happen?  It would require removing Oscar's
> series until it can be modified to work on top of this.
> There is only one small issue with this series as it originally went
> into mmotm.  There is a missing conversion of spin_lock to 
> spin_lock_irq
> in patch 7.  In addition, there are some suggested changes from Oscar 
> to
> this patch.  I do not think they are necessary, but I could make those
> as well.  Let me know what I can do to help make this happen.

I agree that it might not be necesary to make such changes, but I still 
would like to see an explanation on the points I raised(excluding the 
list_del() as you already proved that is not necesary), just to be sure 
I am not missing anything.


-- 
Oscar Salvador
SUSE L3