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From:   Yang Shi <shy828301@gmail.com>
Date:   Wed, 31 May 2023 14:29:01 -0700
Message-ID: <CAHbLzkoSC7Q+xAMaSoNihn2eww-+5RZADxe5h7_FidGHELE3BQ@mail.gmail.com>
Subject: Re: [PATCH] mm: remove unused alloc_pages_bulk_list()
To:     Lorenzo Stoakes <lstoakes@gmail.com>
Cc:     Mel Gorman <mgorman@techsingularity.net>,
        Matthew Wilcox <willy@infradead.org>, linux-mm@kvack.org,
        Andrew Morton <akpm@linux-foundation.org>,
        linux-kernel@vger.kernel.org,
        Andrey Konovalov <andreyknvl@gmail.com>,
        Ingo Molnar <mingo@kernel.org>, Marco Elver <elver@google.com>,
        Michal Hocko <mhocko@suse.com>,
        David Howells <dhowells@redhat.com>
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On Wed, May 31, 2023 at 8:24=E2=80=AFAM Lorenzo Stoakes <lstoakes@gmail.com=
> wrote:
>
> On Mon, 19 Dec 2022 at 10:07, Mel Gorman <mgorman@techsingularity.net> wr=
ote:
> >
> > On Sat, Dec 17, 2022 at 08:34:58AM +0000, Lorenzo Stoakes wrote:
> > I reckon we should give it another few months until May. There has been
> > one user recently that tried to use list but it turned out arrays were
> > more appropriate.
> >
>
> It being May 31st, it feels appropriate to chase this up :)
>
> David's series at [0] did initially use this function, before
> switching to the _array() variant. Other than that it seems that it
> remains unused.

Thanks for following this up. My patchset (use bulk allocator for
dm-crypt) also switched from list API to a new callback API suggested
by Mel. But I haven't heard anything back from Mel about it yet. I
forgot to follow up due to too many distractions.

>
> Cheers, Lorenzo
>
> [0]:https://lore.kernel.org/all/20230522205744.2825689-1-dhowells@redhat.=
com/
>
> > --
> > Mel Gorman
> > SUSE Labs
>
>
>
> --
> Lorenzo Stoakes
> https://ljs.io
>