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From: Lance Yang <lance.yang@linux.dev>
To: Barry Song <baohua@kernel.org>, wangtao <tao.wangtao@honor.com>
Cc: Lorenzo Stoakes <ljs@kernel.org>,
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	zhangji <zhangji1@honor.com>, wangzicheng <wangzicheng@honor.com>
Subject: Re: [PATCH 0/15] mm: introduce ANON_VMA_LAZY for deferred anon_vma creation
Date: Tue, 2 Jun 2026 10:46:35 +0800	[thread overview]
Message-ID: <2e9175ab-f9be-44c6-bf1a-a82aeed18f98@linux.dev> (raw)
In-Reply-To: <CAGsJ_4wFr89M2i8pth79swv3==i8SGSMWrbr+Yp2umwFTuCShg@mail.gmail.com>



On 2026/6/2 10:15, Barry Song wrote:
> On Mon, Jun 1, 2026 at 9:46 AM wangtao <tao.wangtao@honor.com> wrote:
> [...]
>>
>> You said discussion was welcome, yet when someone offered even a
>> small comment, you refused to continue the discussion.
>>
>> If I had known you would be this inconsistent, I would not have
>> replied to you in the first place.
>>
>> This will be my last reply to you. I will not respond again.
>>
> 
> Hi Tao,
> 
> Please don't walk away from the linux-mm community. I read your
> patchset and found it quite valuable. It not only reduces memory
> overhead, but also eliminates rmap costs for exclusive folios.
> 
> Since I'm not very confident discussing technical topics in English,
> I wrote a blog post in Chinese about your patchset:
> 
> https://mp.weixin.qq.com/s/k00tzhTl8HbL3k4G6ev4SA
> 
> I have to admit that I found the implementation quite complex and
> in need of significant improvement. However, I think the underlying
> idea is very interesting and worth exploring further.
> 
> I'm looking forward to seeing a v2 RFC with a cleaner and simpler
> implementation while preserving the core concept.
> 
> Regardless of whether it ultimately gets merged, I hope the discussion
> can continue.

Same here :)

Tao, please don't let this thread get you down. No first RFC is
perfect, and the idea still looks worth discussing :)

Thanks for working on this!

Cheers, Lance


  reply	other threads:[~2026-06-02  2:47 UTC|newest]

Thread overview: 70+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-05-27 11:01 [PATCH 0/15] mm: introduce ANON_VMA_LAZY for deferred anon_vma creation tao
2026-05-27 11:01 ` [PATCH 01/15] mm/rmap: introduce anon_rmap APIs for anonymous folios tao
2026-05-27 11:44   ` Lorenzo Stoakes
2026-05-28  7:47     ` wangtao
2026-05-27 11:01 ` [PATCH 02/15] mm: convert anon_vma rmap APIs to anon_rmap tao
2026-05-27 11:49   ` Lorenzo Stoakes
2026-05-28  8:55     ` wangtao
2026-05-27 11:01 ` [PATCH 03/15] mm: introduce anon_vma_tree_t for multiple anon_vma topologies tao
2026-05-27 11:56   ` Lorenzo Stoakes
2026-05-28  9:00     ` wangtao
2026-05-27 11:01 ` [PATCH 04/15] mm: switch to anon_vma_tree_t APIs in preparation for ANON_VMA_LAZY tao
2026-05-27 11:01 ` [PATCH 05/15] mm: add CONFIG_ANON_VMA_LAZY and folio helpers tao
2026-05-27 11:01 ` [PATCH 06/15] mm: add CONFIG_VMA_REF and VMA helpers tao
2026-05-27 11:01 ` [PATCH 07/15] mm: replace direct FOLIO_MAPPING_ANON usage with helpers tao
2026-05-27 11:01 ` [PATCH 08/15] mm: prepare rmap infrastructure for ANON_VMA_LAZY tao
2026-05-27 11:01 ` [PATCH 09/15] mm: implement ANON_VMA_LAZY rmap semantics tao
2026-05-27 11:01 ` [PATCH 10/15] mm: defer anon_vma creation with ANON_VMA_LAZY tao
2026-05-27 11:01 ` [PATCH 11/15] mm: handle ANON_VMA_LAZY in huge page operations tao
2026-05-27 11:01 ` [PATCH 12/15] mm: handle ANON_VMA_LAZY during migration tao
2026-05-27 11:01 ` [PATCH 13/15] mm: support setup and upgrade of ANON_VMA_LAZY folios tao
2026-05-27 11:01 ` [PATCH 14/15] mm: support merging of ANON_VMA_LAZY VMAs tao
2026-05-27 11:01 ` [PATCH 15/15] mm: enable CONFIG_ANON_VMA_LAZY on arm64 and x86_64 tao
2026-05-27 11:23 ` [PATCH 0/15] mm: introduce ANON_VMA_LAZY for deferred anon_vma creation Pedro Falcato
2026-05-28  6:45   ` wangtao
2026-05-28  7:14     ` Lorenzo Stoakes
2026-05-27 11:30 ` Lorenzo Stoakes
2026-05-28  7:11   ` wangtao
2026-05-28  7:22     ` Lorenzo Stoakes
2026-05-27 14:33 ` Lorenzo Stoakes
2026-05-28  7:57   ` wangtao
2026-05-28  8:14     ` Lorenzo Stoakes
2026-05-28 23:31       ` Barry Song
2026-05-29  2:20         ` wangzicheng
2026-05-29  6:56           ` Lorenzo Stoakes
2026-05-29  6:45         ` Lorenzo Stoakes
2026-05-29  9:41         ` wangtao
2026-05-29 12:03           ` Lorenzo Stoakes
2026-06-01  1:46             ` wangtao
2026-06-02  2:15               ` Barry Song
2026-06-02  2:46                 ` Lance Yang [this message]
2026-06-02 15:37                   ` Lorenzo Stoakes
2026-06-02 19:44                     ` Pedro Falcato
2026-06-02 23:03                     ` Barry Song
2026-06-03  7:07                       ` Lorenzo Stoakes
2026-06-02 19:56                 ` Harry Yoo
2026-06-02 22:27                   ` Barry Song
2026-06-02 20:47             ` Lorenzo Stoakes
2026-05-29 15:07         ` Jonathan Corbet
2026-05-29 15:40           ` Lorenzo Stoakes
2026-05-30 11:28             ` Barry Song
2026-06-02 16:07 ` Harry Yoo
2026-06-03  2:59   ` wangtao
2026-06-03  3:12     ` wangtao
2026-06-03  7:54     ` Lorenzo Stoakes
2026-06-03 11:05       ` wangtao
2026-06-03 11:53         ` Lorenzo Stoakes
2026-06-04  3:50           ` wangtao
2026-06-03 20:25 ` David Hildenbrand (Arm)
2026-06-03 22:14   ` Barry Song
2026-06-04  4:03     ` wangtao
2026-06-04  4:20       ` Barry Song
2026-06-04  7:35         ` wangtao
2026-06-09 15:26           ` Suren Baghdasaryan
2026-06-09 15:49             ` David Hildenbrand (Arm)
2026-06-04  3:10   ` xu.xin16
2026-06-04  4:10     ` wangtao
2026-06-05  9:38     ` David Hildenbrand (Arm)
2026-06-05 10:07       ` Lorenzo Stoakes
2026-06-05 10:56         ` David Hildenbrand (Arm)
2026-06-04  9:40   ` Lorenzo Stoakes

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