[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <a4a1cda4-547b-8274-8645-fa6ff274e42@google.com>
Date: Fri, 18 Nov 2022 14:10:32 -0800 (PST)
From: Hugh Dickins <hughd@...gle.com>
To: Andrew Morton <akpm@...ux-foundation.org>
cc: Hugh Dickins <hughd@...gle.com>,
Linus Torvalds <torvalds@...ux-foundation.org>,
Johannes Weiner <hannes@...xchg.org>,
"Kirill A. Shutemov" <kirill@...temov.name>,
Matthew Wilcox <willy@...radead.org>,
David Hildenbrand <david@...hat.com>,
Vlastimil Babka <vbabka@...e.cz>, Peter Xu <peterx@...hat.com>,
Yang Shi <shy828301@...il.com>,
John Hubbard <jhubbard@...dia.com>,
Mike Kravetz <mike.kravetz@...cle.com>,
Sidhartha Kumar <sidhartha.kumar@...cle.com>,
Muchun Song <songmuchun@...edance.com>,
Miaohe Lin <linmiaohe@...wei.com>,
Naoya Horiguchi <naoya.horiguchi@...ux.dev>,
Mina Almasry <almasrymina@...gle.com>,
James Houghton <jthoughton@...gle.com>,
Zach O'Keefe <zokeefe@...gle.com>,
linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject: Re: [PATCH 0/3] mm,thp,rmap: rework the use of subpages_mapcount
On Fri, 18 Nov 2022, Andrew Morton wrote:
> On Fri, 18 Nov 2022 12:51:09 -0800 (PST) Hugh Dickins <hughd@...gle.com> wrote:
>
> > But the first series has not yet graduated from mm-unstable,
> > so if Andrew and/or Kirill also prefer to have them combined into one
> > bit_spin_lock-less series, that I can do. (And the end result should be
> > identical, so would not complicate Johannes's lock_page_memcg() excision.)
>
> I'd prefer that approach.
I think you're saying that you prefer the other approach, to keep the
two series separate (second immediately after the first, or not, doesn't
matter), rather than combined into one bit_spin_lock-less series.
Please clarify! Thanks,
Hugh
> It's -rc5 and the earlier "mm,huge,rmap:
> unify and speed up compound mapcounts" series has had some testing.
> I'd prefer not to toss it all out and start again.
Powered by blists - more mailing lists