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 6C274F531DE for ; Tue, 14 Apr 2026 11:06:39 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id B69F46B0093; Tue, 14 Apr 2026 07:06:38 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id B42136B0095; Tue, 14 Apr 2026 07:06:38 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id A57C66B0096; Tue, 14 Apr 2026 07:06:38 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0014.hostedemail.com [216.40.44.14]) by kanga.kvack.org (Postfix) with ESMTP id 946516B0093 for ; Tue, 14 Apr 2026 07:06:38 -0400 (EDT) Received: from smtpin04.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay06.hostedemail.com (Postfix) with ESMTP id 49EDA1B7E75 for ; Tue, 14 Apr 2026 11:06:38 +0000 (UTC) X-FDA: 84656883276.04.ED9F3D4 Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by imf27.hostedemail.com (Postfix) with ESMTP id 6C63640010 for ; Tue, 14 Apr 2026 11:06:36 +0000 (UTC) Authentication-Results: imf27.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=ewjzQJq5; spf=pass (imf27.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=1776164796; 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=pDF7nDDLFJnMbQaNy9ofsg/kpYlM/ftHbhfCx63XggQ=; b=c1SNOtuWiVFqVjbqCFQf5GeizIRhTyuYpi6v0HjFokNm4HfuwtJ5ckmVc4ss5NX0FR9OEh Vf+bQJzVNt/5evP9buhBrZcxxmKoQFTQvuBX+SZX/mr8e3xF3UzP6oMyLSeBZBqgXYBiLd Pg2Faf2Nwp2O3Xc5OZ9nO+j2/0egDMY= ARC-Authentication-Results: i=1; imf27.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=ewjzQJq5; spf=pass (imf27.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=1776164796; a=rsa-sha256; cv=none; b=Kd7XjDujeauMuMqQpM3irRdhxE0yoEEhlJ3nd+hCLBrFQiddsxP6Rkehn5TaDbW7BhrUii O7OBvW91eNVo8NV2L07zV5aqxw7CdjOIAp1GnPQdHad4nNPj/V+q5w3Yo2DJpUD+QL/kv4 HOaY38nGoEkq/U1gqQZ8qwagDiAoRX8= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 5FD9344528; Tue, 14 Apr 2026 11:06:35 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E4C6BC2BCB5; Tue, 14 Apr 2026 11:06:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1776164795; bh=JGfefa1DoJ22jqYhuRyjdbGP25GphmZWxYCWiDFEfVo=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=ewjzQJq5OTy5YsNSMVAMFmMgqOxtEFjCduZ91AkzvKD7QXqKPvhMpIVN0EDz60NAZ 6hopk3tIRtasgG1qKnjJMYd8L0YDHuJBhiijXLijs0C4Mh83rCLr649tXOcnQ16tka 30OHKmM5Jc36dZamTEy+vua7OHoiRMLzrt5FwLZa6PytQULW9icN8K5LPslr8wxs+X /V1ynud0OC2GG0Bd04s5XU+xmvVTsjjiWG50vAcFQ57YwkAykR27sBWtIOm/JYN8se 6PExDjl68N1MB9A5X0WUv3bb/f4a4haUuHWt/Zs9sw8mU+rBFYxn65SBDjrdn/aNvs I1LEObs+N48SA== Message-ID: Date: Tue, 14 Apr 2026 13:06:24 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 7.2 v2 10/12] fs/btrfs: remove a comment referring to READ_ONLY_THP_FOR_FS To: Zi Yan , "Matthew Wilcox (Oracle)" , Song Liu Cc: Chris Mason , David Sterba , Alexander Viro , Christian Brauner , Jan Kara , Andrew Morton , Lorenzo Stoakes , Baolin Wang , "Liam R. Howlett" , Nico Pache , Ryan Roberts , Dev Jain , Barry Song , Lance Yang , 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: <20260413192030.3275825-1-ziy@nvidia.com> <20260413192030.3275825-11-ziy@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: <20260413192030.3275825-11-ziy@nvidia.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspam-User: X-Stat-Signature: e9sxmou834ypoppzedtfm3hswd8f58qh X-Rspamd-Queue-Id: 6C63640010 X-Rspamd-Server: rspam09 X-HE-Tag: 1776164796-530145 X-HE-Meta: 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 zkFipmMs BLrfaBVZQtEvo1TVs3oYI+MW4hDM0Fqs7EZ1EHk3bmOdT94szBG+uXx+NmlveSkhZSrZ2TGiPfF3csnjCsert0URFELcDDBBRyGp59N0Ldc+AiTon/C88ceC/P4SbjdaBTG2ZlMWCpW0TkTvvhowk8SBhNFp4ghH8v8Zfnlfh2QtFuVCD6pOlQqZBD5MGhsHSrpf0Bd1jHETPbYXB3Qh1hokNWj3viQTK0z7MCSPrImwwcPCKpqDr5Ucgr5hF3cwI5U0guZVumoFEnt8Evv5dmPhn3Lz2pW9Jnpc4KM/eHAzRqbM6JXDHfoHeRU7273yBvWc5tTTi9hlyMoDvdmUKbgPZQiWr0RocTIngy4DypHmjx8PSE+fKyvmCqPBSwoCGbI3KrjgXvsZy6Q+7rQzc9es4PZGDPU72iS6W Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 4/13/26 21:20, Zi Yan wrote: > READ_ONLY_THP_FOR_FS is no longer present, remove related comment. > > Signed-off-by: Zi Yan > Acked-by: David Sterba > --- > fs/btrfs/defrag.c | 3 --- > 1 file changed, 3 deletions(-) > > diff --git a/fs/btrfs/defrag.c b/fs/btrfs/defrag.c > index 7e2db5d3a4d4..a8d49d9ca981 100644 > --- a/fs/btrfs/defrag.c > +++ b/fs/btrfs/defrag.c > @@ -860,9 +860,6 @@ static struct folio *defrag_prepare_one_folio(struct btrfs_inode *inode, pgoff_t > return folio; > > /* > - * Since we can defragment files opened read-only, we can encounter > - * transparent huge pages here (see CONFIG_READ_ONLY_THP_FOR_FS). > - * > * The IO for such large folios is not fully tested, thus return > * an error to reject such folios unless it's an experimental build. > * Reviewed-by: David Hildenbrand (Arm) -- Cheers, David