From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from zeniv.linux.org.uk (zeniv.linux.org.uk [62.89.141.173]) (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 2BF4C1C860C; Mon, 16 Jun 2025 20:42:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=62.89.141.173 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750106569; cv=none; b=oXYCFDnsVDmWDczeiy4m67QmrsvpmG5BCxwLOdm9MJCr1ogfs97Z7WfQEQUmUOGk68OX78pnOTPu5NgP9Q08FjeCXRoyU32x3AZ2mBMSPkQUF10rIO40OQDTynqhae0F6x7CHTaTykYzwv31r5KTy8phzgxGeGfkY4nhHaHPyrM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750106569; c=relaxed/simple; bh=RZvhT3osRsrhjeNVgiL0tfWaqyG2kuFrsDfJx3KFgYI=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=F2dKNgU2xTaaB67AMBR0YnUTUStR6OA7vE4dh8DFej4WawhzqwW+w1/RPooGjrN81fZ2aRCnhEFFPMLWD1J55mlwf7asXnhDC7E5h8Q3kp9kBtalzWbBVFWjXKgdFlIqFusT+Jxntd52wbVL+bbFdaOJLRrvKUP1lXatzJY+KrM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=zeniv.linux.org.uk; spf=none smtp.mailfrom=ftp.linux.org.uk; dkim=pass (2048-bit key) header.d=linux.org.uk header.i=@linux.org.uk header.b=A7p+Acvn; arc=none smtp.client-ip=62.89.141.173 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=zeniv.linux.org.uk Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=ftp.linux.org.uk Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linux.org.uk header.i=@linux.org.uk header.b="A7p+Acvn" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=linux.org.uk; s=zeniv-20220401; h=Sender:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=alq/Pjol9hRHmsoK4W/c2CtmXHL3bnmjTRKmw+CMrtk=; b=A7p+Acvn5uycXyz3kLo38iW9Ad D+bYigpKSwXx9Qqj1iM2cauc4vJVM5S4cn4cbXzLSyPr5aCY6CT2OVFHXSo8Ysd1LMe4PIHVof75s 4ixGU0gXpw9fxNXo/FZ31klq9ihs5qru2SnNaJuY3SsfiDVgdbRXOX9BVI2VDLVAd+vUo1oJFU8Te frcwrPbBPewoCrxwD5QpKNqhm3CGjwSVicr7Dykb5NZb2DUD7NyCDlrCYxIHPR3p2qtE9G2el/ykq A/AlxzwslpPcDC/i4wy3o5P2e7I9G86mm6pGM50kd8VFzxMarLvEuy3Rg4LaGo1AqBnz7BuHEsWZB PDLsSc+w==; Received: from viro by zeniv.linux.org.uk with local (Exim 4.98.2 #2 (Red Hat Linux)) id 1uRGeL-00000002Qr4-0IjJ; Mon, 16 Jun 2025 20:41:49 +0000 Date: Mon, 16 Jun 2025 21:41:49 +0100 From: Al Viro To: Lorenzo Stoakes Cc: Andrew Morton , "Liam R . Howlett" , Jens Axboe , Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , Tvrtko Ursulin , David Airlie , Simona Vetter , Eric Van Hensbergen , Latchesar Ionkov , Dominique Martinet , Christian Schoenebeck , David Sterba , David Howells , Marc Dionne , Christian Brauner , Jan Kara , Benjamin LaHaise , Miklos Szeredi , Amir Goldstein , Kent Overstreet , "Tigran A . Aivazian" , Kees Cook , Chris Mason , Josef Bacik , Xiubo Li , Ilya Dryomov , Jan Harkes , coda@cs.cmu.edu, Tyler Hicks , Gao Xiang , Chao Yu , Yue Hu , Jeffle Xu , Sandeep Dhavale , Hongbo Li , Namjae Jeon , Sungjong Seo , Yuezhang Mo , Theodore Ts'o , Andreas Dilger , Jaegeuk Kim , OGAWA Hirofumi , Viacheslav Dubeyko , John Paul Adrian Glaubitz , Yangtao Li , Richard Weinberger , Anton Ivanov , Johannes Berg , Mikulas Patocka , David Woodhouse , Dave Kleikamp , Trond Myklebust , Anna Schumaker , Ryusuke Konishi , Konstantin Komarov , Mark Fasheh , Joel Becker , Joseph Qi , Bob Copeland , Mike Marshall , Martin Brandenburg , Steve French , Paulo Alcantara , Ronnie Sahlberg , Shyam Prasad N , Tom Talpey , Bharath SM , Zhihao Cheng , Hans de Goede , Carlos Maiolino , Damien Le Moal , Naohiro Aota , Johannes Thumshirn , Dan Williams , Matthew Wilcox , Vlastimil Babka , Jann Horn , Pedro Falcato , linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, v9fs@lists.linux.dev, linux-fsdevel@vger.kernel.org, linux-afs@lists.infradead.org, linux-aio@kvack.org, linux-unionfs@vger.kernel.org, linux-bcachefs@vger.kernel.org, linux-mm@kvack.org, linux-btrfs@vger.kernel.org, ceph-devel@vger.kernel.org, codalist@coda.cs.cmu.edu, ecryptfs@vger.kernel.org, linux-erofs@lists.ozlabs.org, linux-ext4@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-um@lists.infradead.org, linux-mtd@lists.infradead.org, jfs-discussion@lists.sourceforge.net, linux-nfs@vger.kernel.org, linux-nilfs@vger.kernel.org, ntfs3@lists.linux.dev, ocfs2-devel@lists.linux.dev, linux-karma-devel@lists.sourceforge.net, devel@lists.orangefs.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-xfs@vger.kernel.org, nvdimm@lists.linux.dev Subject: Re: [PATCH 00/10] convert the majority of file systems to mmap_prepare Message-ID: <20250616204149.GK1880847@ZenIV> References: Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: Al Viro On Mon, Jun 16, 2025 at 08:33:19PM +0100, Lorenzo Stoakes wrote: > REVIEWER'S NOTES > ================ > > I am basing this on the mm-new branch in Andrew's tree, so let me know if I > should rebase anything here. Given the mm bits touched I did think perhaps > we should take it through the mm tree, however it may be more sensible to > take it through an fs tree - let me know! > > Apologies for the noise/churn, but there are some prerequisite steps here > that inform an ordering - "fs: consistently use file_has_valid_mmap_hooks() > helper" being especially critical, and so I put the bulk of the work in the > same series. > > Let me know if there's anything I can do to make life easier here. Documentation/filesystems/porting.rst?