From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id CE2D7CD37AC for ; Mon, 11 May 2026 07:19:41 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 3D2F86B008A; Mon, 11 May 2026 03:19:41 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 384086B008C; Mon, 11 May 2026 03:19:41 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 2730F6B0092; Mon, 11 May 2026 03:19:41 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0015.hostedemail.com [216.40.44.15]) by kanga.kvack.org (Postfix) with ESMTP id 172786B008A for ; Mon, 11 May 2026 03:19:41 -0400 (EDT) Received: from smtpin05.hostedemail.com (lb01a-stub [10.200.18.249]) by unirelay07.hostedemail.com (Postfix) with ESMTP id A6A7A160639 for ; Mon, 11 May 2026 07:19:40 +0000 (UTC) X-FDA: 84754288920.05.B1C8357 Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by imf01.hostedemail.com (Postfix) with ESMTP id CCC054000E for ; Mon, 11 May 2026 07:19:38 +0000 (UTC) Authentication-Results: imf01.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=T7w2uvj2; spf=pass (imf01.hostedemail.com: domain of david@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=david@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1778483979; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=/79tC6WsoCJ+JIoQIwIjwsCTW4LuzdYMiU5hye+QyiI=; b=oE5BInrih8QaFR/y1A10Vd/wQCW8jKD/gczeYQppQAw+2uYPhbWnSULjtVFWBRDoQd5JIA ANHuBkIilxh0DnkkUv/dm6ZGlg2Q6wgJfi9He4UIlYlXQPa1ydN1ha9YSOFkWfnlqwKPcO OTY5Hz5jW+WLwn8sZrLTA8pNtBJuqrM= ARC-Authentication-Results: i=1; imf01.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=T7w2uvj2; spf=pass (imf01.hostedemail.com: domain of david@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=david@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1778483979; a=rsa-sha256; cv=none; b=4k31N3m6MNEYBjJ3bCHs7XRlN+LyMxnlKQHL54Y5QZCAqwCGaqIJtzfvSHRAgfHRBf9hLL DyXxUxTWnGPths4iGE6KbgmOJLB5jgo2GVIReNyAwSyC4RK9Zv2WjCSoyyLXZlnfXsJSpt ETyHbv62eAu0P0BdOUOI1ZzM+pEvkDA= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id C90A7416F2; Mon, 11 May 2026 07:19:37 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5EBB6C2BCB0; Mon, 11 May 2026 07:19:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1778483977; bh=XXIeCAVfW177/SrYioc3+YQjKhgSvcnOrIn8TEB69gc=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=T7w2uvj2xIy9MAAsXHTpc8nDa3ULg8ZZKNHnCJswDhaoIgr4jNv9x44vLOG+6ly7m zecjEyf4r7R0XbKld9xTA3UMPXJAOEYLJn8FyE2JgMGTD1vW6f9bkStu9EipgqQlb2 vZOm7miroqtlp7c9IwhvbEQOch1ZDIoGHd5FW3uJhA/OlMskjtVg3YH1347VG551/5 2xZlfR8f9vg49DUBpp5KZkuXDgROWKbp38VUa4Zv/dY7PYXLciT4lzJ3NmonsIoD2/ y8NtsDUxVAFcwu7/8j3cfW+hQPdzMrJe945eOTNwn3VzdbrpAQMNvAsH/o7OO4pute GFm+K3/V0elOg== Message-ID: Date: Mon, 11 May 2026 09:19:30 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v5 00/14] Remove CONFIG_READ_ONLY_THP_FOR_FS and enable file THP for writable files To: Zi Yan , Andrew Morton , Lance Yang Cc: "Matthew Wilcox (Oracle)" , Song Liu , Chris Mason , David Sterba , Alexander Viro , Christian Brauner , Jan Kara , Lorenzo Stoakes , Baolin Wang , "Liam R. Howlett" , Nico Pache , Ryan Roberts , Dev Jain , Barry Song , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Shuah Khan , linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-kselftest@vger.kernel.org References: <20260429152924.727124-1-ziy@nvidia.com> <20260429091305.fd5a1c8c986c111527c2b024@linux-foundation.org> <82DBD42B-AEB8-42E5-A31B-B6B161045394@nvidia.com> From: "David Hildenbrand (Arm)" Content-Language: en-US Autocrypt: addr=david@kernel.org; keydata= xsFNBFXLn5EBEAC+zYvAFJxCBY9Tr1xZgcESmxVNI/0ffzE/ZQOiHJl6mGkmA1R7/uUpiCjJ dBrn+lhhOYjjNefFQou6478faXE6o2AhmebqT4KiQoUQFV4R7y1KMEKoSyy8hQaK1umALTdL QZLQMzNE74ap+GDK0wnacPQFpcG1AE9RMq3aeErY5tujekBS32jfC/7AnH7I0v1v1TbbK3Gp XNeiN4QroO+5qaSr0ID2sz5jtBLRb15RMre27E1ImpaIv2Jw8NJgW0k/D1RyKCwaTsgRdwuK Kx/Y91XuSBdz0uOyU/S8kM1+ag0wvsGlpBVxRR/xw/E8M7TEwuCZQArqqTCmkG6HGcXFT0V9 PXFNNgV5jXMQRwU0O/ztJIQqsE5LsUomE//bLwzj9IVsaQpKDqW6TAPjcdBDPLHvriq7kGjt WhVhdl0qEYB8lkBEU7V2Yb+SYhmhpDrti9Fq1EsmhiHSkxJcGREoMK/63r9WLZYI3+4W2rAc UucZa4OT27U5ZISjNg3Ev0rxU5UH2/pT4wJCfxwocmqaRr6UYmrtZmND89X0KigoFD/XSeVv jwBRNjPAubK9/k5NoRrYqztM9W6sJqrH8+UWZ1Idd/DdmogJh0gNC0+N42Za9yBRURfIdKSb B3JfpUqcWwE7vUaYrHG1nw54pLUoPG6sAA7Mehl3nd4pZUALHwARAQABzS5EYXZpZCBIaWxk ZW5icmFuZCAoQ3VycmVudCkgPGRhdmlkQGtlcm5lbC5vcmc+wsGQBBMBCAA6AhsDBQkmWAik AgsJBBUKCQgCFgICHgUCF4AWIQQb2cqtc1xMOkYN/MpN3hD3AP+DWgUCaYJt/AIZAQAKCRBN 3hD3AP+DWriiD/9BLGEKG+N8L2AXhikJg6YmXom9ytRwPqDgpHpVg2xdhopoWdMRXjzOrIKD g4LSnFaKneQD0hZhoArEeamG5tyo32xoRsPwkbpIzL0OKSZ8G6mVbFGpjmyDLQCAxteXCLXz ZI0VbsuJKelYnKcXWOIndOrNRvE5eoOfTt2XfBnAapxMYY2IsV+qaUXlO63GgfIOg8RBaj7x 3NxkI3rV0SHhI4GU9K6jCvGghxeS1QX6L/XI9mfAYaIwGy5B68kF26piAVYv/QZDEVIpo3t7 /fjSpxKT8plJH6rhhR0epy8dWRHk3qT5tk2P85twasdloWtkMZ7FsCJRKWscm1BLpsDn6EQ4 jeMHECiY9kGKKi8dQpv3FRyo2QApZ49NNDbwcR0ZndK0XFo15iH708H5Qja/8TuXCwnPWAcJ DQoNIDFyaxe26Rx3ZwUkRALa3iPcVjE0//TrQ4KnFf+lMBSrS33xDDBfevW9+Dk6IISmDH1R HFq2jpkN+FX/PE8eVhV68B2DsAPZ5rUwyCKUXPTJ/irrCCmAAb5Jpv11S7hUSpqtM/6oVESC 3z/7CzrVtRODzLtNgV4r5EI+wAv/3PgJLlMwgJM90Fb3CB2IgbxhjvmB1WNdvXACVydx55V7 LPPKodSTF29rlnQAf9HLgCphuuSrrPn5VQDaYZl4N/7zc2wcWM7BTQRVy5+RARAA59fefSDR 9nMGCb9LbMX+TFAoIQo/wgP5XPyzLYakO+94GrgfZjfhdaxPXMsl2+o8jhp/hlIzG56taNdt VZtPp3ih1AgbR8rHgXw1xwOpuAd5lE1qNd54ndHuADO9a9A0vPimIes78Hi1/yy+ZEEvRkHk /kDa6F3AtTc1m4rbbOk2fiKzzsE9YXweFjQvl9p+AMw6qd/iC4lUk9g0+FQXNdRs+o4o6Qvy iOQJfGQ4UcBuOy1IrkJrd8qq5jet1fcM2j4QvsW8CLDWZS1L7kZ5gT5EycMKxUWb8LuRjxzZ 3QY1aQH2kkzn6acigU3HLtgFyV1gBNV44ehjgvJpRY2cC8VhanTx0dZ9mj1YKIky5N+C0f21 zvntBqcxV0+3p8MrxRRcgEtDZNav+xAoT3G0W4SahAaUTWXpsZoOecwtxi74CyneQNPTDjNg azHmvpdBVEfj7k3p4dmJp5i0U66Onmf6mMFpArvBRSMOKU9DlAzMi4IvhiNWjKVaIE2Se9BY FdKVAJaZq85P2y20ZBd08ILnKcj7XKZkLU5FkoA0udEBvQ0f9QLNyyy3DZMCQWcwRuj1m73D sq8DEFBdZ5eEkj1dCyx+t/ga6x2rHyc8Sl86oK1tvAkwBNsfKou3v+jP/l14a7DGBvrmlYjO 59o3t6inu6H7pt7OL6u6BQj7DoMAEQEAAcLBfAQYAQgAJgIbDBYhBBvZyq1zXEw6Rg38yk3e EPcA/4NaBQJonNqrBQkmWAihAAoJEE3eEPcA/4NaKtMQALAJ8PzprBEXbXcEXwDKQu+P/vts IfUb1UNMfMV76BicGa5NCZnJNQASDP/+bFg6O3gx5NbhHHPeaWz/VxlOmYHokHodOvtL0WCC 8A5PEP8tOk6029Z+J+xUcMrJClNVFpzVvOpb1lCbhjwAV465Hy+NUSbbUiRxdzNQtLtgZzOV Zw7jxUCs4UUZLQTCuBpFgb15bBxYZ/BL9MbzxPxvfUQIPbnzQMcqtpUs21CMK2PdfCh5c4gS sDci6D5/ZIBw94UQWmGpM/O1ilGXde2ZzzGYl64glmccD8e87OnEgKnH3FbnJnT4iJchtSvx yJNi1+t0+qDti4m88+/9IuPqCKb6Stl+s2dnLtJNrjXBGJtsQG/sRpqsJz5x1/2nPJSRMsx9 5YfqbdrJSOFXDzZ8/r82HgQEtUvlSXNaXCa95ez0UkOG7+bDm2b3s0XahBQeLVCH0mw3RAQg r7xDAYKIrAwfHHmMTnBQDPJwVqxJjVNr7yBic4yfzVWGCGNE4DnOW0vcIeoyhy9vnIa3w1uZ 3iyY2Nsd7JxfKu1PRhCGwXzRw5TlfEsoRI7V9A8isUCoqE2Dzh3FvYHVeX4Us+bRL/oqareJ CIFqgYMyvHj7Q06kTKmauOe4Nf0l0qEkIuIzfoLJ3qr5UyXc2hLtWyT9Ir+lYlX9efqh7mOY qIws/H2t In-Reply-To: <82DBD42B-AEB8-42E5-A31B-B6B161045394@nvidia.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Stat-Signature: weo4yie7fkp41aoh6y1ey8pyckywzzc1 X-Rspamd-Server: rspam01 X-Rspamd-Queue-Id: CCC054000E X-Rspam-User: X-HE-Tag: 1778483978-914321 X-HE-Meta: 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 eQ4SUFfd unNIB200QyHcaL9J2kr1Zuq5oq7rsPi5MTDJ9fF11Fae8uJeUS1ON98XYUQDAr0w4mJGhWnSpm5P8+CdfBYuJpV6DddTOBLKXmgbjzCduuisBD1ZTxdkifh3A3mzEGtPyFvsGQYJLIOegTPr+c83Sk1F8d+86mVxj+Eq4OF2A/qYnQ83PqGSloSNDibHrVIGQtxq2K4TwrWAcisd2CD0JgTzaFHTnK1TyGd63HcozHt3tFXnX2mrbynVFJn6Mn+QU8MaS1Gy3/b+gV3U7JpgE5o1E5kIN/Nv417CbNkUFX/wHnFuza3AmAGB3an2gIRteTsOmudzdacsPEWeTTfv8pqdqmaZ8QzUklWPAmDiW9Et1xy3dbyz5ZQg3rjFYSDcMXeWb Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 5/10/26 00:10, Zi Yan wrote: > On 30 Apr 2026, at 0:13, Andrew Morton wrote: > >> On Wed, 29 Apr 2026 11:29:10 -0400 Zi Yan wrote: >> >>> This patchset removes READ_ONLY_THP_FOR_FS Kconfig and enables creating >>> file-backed THPs for FSes with large folio support (the supported orders >>> need to include PMD_ORDER) by default, including for writable files. >> >> Thanks, I queued this up. > > Hi Andrew, > > I am planning to address David’s and Lance’s feedback and send a new series > after next week (after 05/17) as I will have no access to computers this > upcoming week. Cool, then no chance to get distracted! :) Enjoy the time off! -- Cheers, David