From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A782837F724; Tue, 2 Jun 2026 15:37:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780414650; cv=none; b=YpPCV2W8ct2vx28PXQOXmoEYR4F1Sn/Iv4jbBWQEwBeChpir7lKxHhktBkBZ8JzbkwkBn12KeWA/RnA1fOkn+d9bRCPIkXA3mOq4UHoXK9UNiI6QDW2P4ScsVQPSr4gs32OvTBQT3JuRdswksN9BcDK1aAnlLr7hlrBN60ezUgc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780414650; c=relaxed/simple; bh=V+TuS8DPkmqRtcPq1oa2ywCobW38zWJCJnKHfJp57ck=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=W20EbDFIYA/tepRKe6HfyKRjA62W/R9hXoJReSlYr2Yn+rBWnUK4K606Bi+ktKnAzMm9Ti8t81C18M4d/Y5hwLaU4Z46zwEI6LnzgLMHk9apxwem5cM5/Iar/Q1elDQqEJfQZPR2ykGo8sCriE39mmw9J/tbI8yNU/AaIrxdfFs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=iaQB19BN; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="iaQB19BN" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8958E1F00893; Tue, 2 Jun 2026 15:37:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1780414649; bh=V+TuS8DPkmqRtcPq1oa2ywCobW38zWJCJnKHfJp57ck=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=iaQB19BNBJyOrQTApmU2FIBDnUDlGm06EsaWVbhN3JfWPfFzKos7oVryfuz2kP8Bg 9hiZaLmt3p6pa+56vFEnxwIdysvQmp4oe4BADtREZ/e7I+QVQZLrc6NtgxGP1yakY7 1eNOU6u9hu29q/DVPlbFNS9b5tNooovRJI4pxdnPsuUIArQyEX7A/W98RqDLiuZ4zK vB9qWK4PpYNT1/+2dW6eGnxGq1zq5E4OdG2YrYHX4kQfhxg/Xg6HgcIqqeRqFOuDey 17M1W/oK+PFtVIj2yIteJXc1fWZgYAqYgCsBprsuPs6oD9xpm1ohcDL/6gDZowoSr8 OCXJqUGKuVQSA== Date: Tue, 2 Jun 2026 16:37:14 +0100 From: Lorenzo Stoakes To: Lance Yang Cc: Barry Song , "catalin.marinas@arm.com" , "will@kernel.org" , "tglx@kernel.org" , "mingo@redhat.com" , "bp@alien8.de" , "dave.hansen@linux.intel.com" , "x86@kernel.org" , "akpm@linux-foundation.org" , "david@kernel.org" , "willy@infradead.org" , "sj@kernel.org" , "kees@kernel.org" , "luizcap@redhat.com" , "zhangjiao2@cmss.chinamobile.com" , "kas@kernel.org" , "hpa@zytor.com" , "liam@infradead.org" , "vbabka@kernel.org" , "rppt@kernel.org" , "surenb@google.com" , "mhocko@suse.com" , "jack@suse.cz" , "riel@surriel.com" , "harry@kernel.org" , "jannh@google.com" , "jgg@ziepe.ca" , "jhubbard@nvidia.com" , "peterx@redhat.com" , "ziy@nvidia.com" , "baolin.wang@linux.alibaba.com" , "npache@redhat.com" , "ryan.roberts@arm.com" , "dev.jain@arm.com" , "xu.xin16@zte.com.cn" , "chengming.zhou@linux.dev" , "nao.horiguchi@gmail.com" , "matthew.brost@intel.com" , "joshua.hahnjy@gmail.com" , "rakie.kim@sk.com" , "byungchul@sk.com" , "gourry@gourry.net" , "ying.huang@linux.alibaba.com" , "apopple@nvidia.com" , "pfalcato@suse.de" , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" , "linux-fsdevel@vger.kernel.org" , "linux-mm@kvack.org" , "damon@lists.linux.dev" , "shakeel.butt@linux.dev" , "ryncsn@gmail.com" , "jparsana@google.com" , "dvander@google.com" Subject: Re: [PATCH 0/15] mm: introduce ANON_VMA_LAZY for deferred anon_vma creation Message-ID: References: <20260527110147.17815-1-tao.wangtao@honor.com> <99dfc4a50f3643a6bef6deaeccfcf115@honor.com> <2e9175ab-f9be-44c6-bf1a-a82aeed18f98@linux.dev> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <2e9175ab-f9be-44c6-bf1a-a82aeed18f98@linux.dev> On Tue, Jun 02, 2026 at 10:46:35AM +0800, Lance Yang wrote: > > > On 2026/6/2 10:15, Barry Song wrote: > > On Mon, Jun 1, 2026 at 9:46 AM wangtao 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! Guys, this isn't helpful. We aren't extending anon_vma, and I am working on replacing it, that's the bottom line. I have presented compelling evidence suggesting this is AI generated. In response I got more AI-generated nonsense. There's no trust, the code and analysis are all wrong, end of discussion. > > Cheers, Lance > Thanks, Lorenzo P.S. maintainership is utterly thankless, and I don't really expect much in return, but honestly reading this, given the case I've made here, was really quite disappointing.