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 lists.sourceforge.net (lists.sourceforge.net [216.105.38.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 31B72EB64DA for ; Fri, 30 Jun 2023 22:16:34 +0000 (UTC) Received: from [127.0.0.1] (helo=sfs-ml-2.v29.lw.sourceforge.com) by sfs-ml-2.v29.lw.sourceforge.com with esmtp (Exim 4.95) (envelope-from ) id 1qFMPn-00045E-UD; Fri, 30 Jun 2023 22:16:31 +0000 Received: from [172.30.20.202] (helo=mx.sourceforge.net) by sfs-ml-2.v29.lw.sourceforge.com with esmtps (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.95) (envelope-from ) id 1qFMPj-00044l-Qx; Fri, 30 Jun 2023 22:16:29 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sourceforge.net; s=x; 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:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=lAGAJ28n1AlcMoZYeCm9uRz7rvcCocSlQtZJp9kS4hM=; b=WxwDzoEgo8EA7vJE67drmDyj5M edkfno35J7O3Rec+SCHYVOlsz91cbj3zc3HndvUGCrk9m+hahiMg2MHKrxFsBVL/o0oqzn7YOM8ZJ swV/KEMwXM3K9gkocMvCjw9J4u5bayWfpMkPdETZ/O9zuPU8CF0ABpqlSAe7Ts6VJdrA=; DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sf.net; s=x ; 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:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=lAGAJ28n1AlcMoZYeCm9uRz7rvcCocSlQtZJp9kS4hM=; b=nS8hMEXpuvxRrSd7TOLWYTHWqf Uirq9eOW/gtWeXWDTnFgjWvM/zR1m8WPQr2+DBFOjfEjDxfzMroQ7xnjdc3/JI8UG9LVnku2Vonj2 X4yLbUpuJqADLXZwibetW/nEUNICjDUD2QN3x/xT2OuXw9Wx/sJnXfSIpMfwKkEpo2OY=; Received: from bombadil.infradead.org ([198.137.202.133]) by sfi-mx-2.v28.lw.sourceforge.com with esmtps (TLS1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.95) id 1qFMPg-0007nE-LP; Fri, 30 Jun 2023 22:16:27 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; 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=lAGAJ28n1AlcMoZYeCm9uRz7rvcCocSlQtZJp9kS4hM=; b=MDK5OMbWDIQ7k5BUsVfTTCeUKK ykHg2ksytfiKty5DqeoojsJgI19pnpO3bU4G0Nu4GjG2hEs2ZxnYXR7D6/oVlp5Pe2D5JneqmFcdb aqUSSmtLLmtBD1hqWecPq0g6kKIyzG4SS3mQ1IFdkZFT8q1yIbLznGNVCRFkmuvgVZewrQL+j94VD WaM6JFD5ZLKSStA4y0A2mjB/5tQW5fCKp810bYosB6+mCMAVZBJndIY7cGkKy5/JBuK2Tl+F43Ugr 599NI5n1vZXoqkj6Re0aIa5xI5fj+j2Mg09LQQtRQAZLHqXoNHWcWfm/2CAipcBnuw9FG3zZ4Gpbp XVBvS0Ww==; Received: from mcgrof by bombadil.infradead.org with local (Exim 4.96 #2 (Red Hat Linux)) id 1qFMM7-004egi-0d; Fri, 30 Jun 2023 22:12:43 +0000 Date: Fri, 30 Jun 2023 15:12:43 -0700 From: Luis Chamberlain To: Jeff Layton Message-ID: References: <20230621144507.55591-1-jlayton@kernel.org> <20230621144507.55591-2-jlayton@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20230621144507.55591-2-jlayton@kernel.org> X-Headers-End: 1qFMPg-0007nE-LP Subject: Re: [f2fs-dev] [PATCH 01/79] fs: add ctime accessors infrastructure X-BeenThere: linux-f2fs-devel@lists.sourceforge.net X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Latchesar Ionkov , "Rafael J. Wysocki" , "Darrick J. Wong" , Anders Larsen , Carlos Llamas , Hugh Dickins , John Johansen , Seth Forshee , Alexander Gordeev , Christoph Hellwig , Mike Marshall , Paulo Alcantara , linux-xfs@vger.kernel.org, Bart Van Assche , Michael Ellerman , John Keeping , Zhang Yi , James Morris , Christophe Leroy , Tyler Hicks , Alan Stern , Christian Borntraeger , devel@lists.orangefs.org, Shyam Prasad N , Jan Harkes , linux-um@lists.infradead.org, Nicholas Piggin , Alexander Viro , Eric Van Hensbergen , Suren Baghdasaryan , Trond Myklebust , Anton Altaparmakov , Christian Brauner , Wolfram Sang , Greg Kroah-Hartman , Stephen Smalley , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, Ronnie Sahlberg , Sergey Senozhatsky , Arve =?iso-8859-1?B?SGr4bm5lduVn?= , Chuck Lever , Sven Schnelle , Jiri Olsa , Jan Kara , Tejun Heo , Andrew Morton , linux-trace-kernel@vger.kernel.org, linux-hardening@vger.kernel.org, Dave Kleikamp , Sandeep Dhavale , Tetsuo Handa , Mimi Zohar , linux-mm@kvack.org, Joel Fernandes , Eric Dumazet , Stanislav Fomichev , Andrzej Pietrasiewicz , Hangyu Hua , linux-s390@vger.kernel.org, linux-nilfs@vger.kernel.org, Paul Moore , Leon Romanovsky , John Fastabend , Andrii Nakryiko , Minghao Chi , codalist@coda.cs.cmu.edu, selinux@vger.kernel.org, ZhangPeng , Udipto Goswami , Yonghong Song , Iurii Zaikin , Namjae Jeon , Masami Hiramatsu , ecryptfs@vger.kernel.org, Todd Kjos , Vasily Gorbik , Yu Zhe , linuxppc-dev@lists.ozlabs.org, reiserfs-devel@vger.kernel.org, Miklos Szeredi , Yue Hu , Jaegeuk Kim , Aditya Garg , Martijn Coenen , OGAWA Hirofumi , Hao Luo , Tony Luck , Theodore Ts'o , Nicolas Pitre , linux-ntfs-dev@lists.sourceforge.net, Muchun Song , Roberto Sassu , linux-f2fs-devel@lists.sourceforge.net, "Guilherme G. Piccoli" , Jozef Martiniak , Eric Biederman , Anna Schumaker , xu xin , Brad Warrum , Mike Kravetz , Jingyu Wang , linux-efi@vger.kernel.org, Dan Carpenter , Martin Brandenburg , Tom Rix , Alexei Starovoitov , Chris Mason , linux-mtd@lists.infradead.org, "Matthew Wilcox \(Oracle\)" , Marc Dionne , linux-afs@lists.infradead.org, Ian Kent , Naohiro Aota , Daniel Borkmann , Dennis Dalessandro , linux-rdma@vger.kernel.org, Linyu Yuan , coda@cs.cmu.edu, Viacheslav Dubeyko , Ilya Dryomov , Paolo Abeni , Alexey Dobriyan , "Serge E. Hallyn" , Jens Axboe , Zeng Jingxiang , Kees Cook , Arnd Bergmann , autofs@vger.kernel.org, Steven Rostedt , Yifei Liu , Damien Le Moal , Eric Paris , ceph-devel@vger.kernel.org, Gao Xiang , Jiangshan Yi , David Howells , linux-nfs@vger.kernel.org, linux-ext4@vger.kernel.org, Song Liu , samba-technical@lists.samba.org, Steve French , Jeremy Kerr , netdev@vger.kernel.org, Bob Peterson , linux-fsdevel@vger.kernel.org, bpf@vger.kernel.org, ntfs3@lists.linux.dev, linux-erofs@lists.ozlabs.org, "David S. Miller" , ocfs2-devel@oss.oracle.com, jfs-discussion@lists.sourceforge.net, Dominique Martinet , Christian Schoenebeck , Bob Copeland , KP Singh , Oleg Kanatov , Konstantin Komarov , Joseph Qi , Yuta Hayama , Andreas Dilger , Mikulas Patocka , Zhengchao Shao , Chen Zhongjin , Ard Biesheuvel , Anton Ivanov , Laurent Pinchart , Andreas Gruenbacher , Richard Weinberger , Mark Fasheh , Stefan Roesch , cluster-devel@redhat.com, Jason Gunthorpe , Jakub Kicinski , Rik van Riel , Salah Triki , Evgeniy Dushistov , linux-cifs@vger.kernel.org, Heiko Carstens , apparmor@lists.ubuntu.com, Josef Bacik , "Liam R. Howlett" , Tom Talpey , Hans de Goede , "Tigran A. Aivazian" , Dave Chinner , David Sterba , Xiubo Li , Ryusuke Konishi , Juergen Gross , Johannes Thumshirn , Ritu Agarwal , Luis de Bethencourt , Martin KaFai Lau , v9fs@lists.linux.dev, "Fabio M. De Francesco" , linux-unionfs@vger.kernel.org, Ruihan Li , linux-security-module@vger.kernel.org, Erez Zadok , Jeffle Xu , "Dr. David Alan Gilbert" , Johannes Weiner , Phillip Lougher , Johannes Berg , Sungjong Seo , David Woodhouse , linux-karma-devel@lists.sourceforge.net, linux-btrfs@vger.kernel.org, Joel Becker Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net On Wed, Jun 21, 2023 at 10:45:06AM -0400, Jeff Layton wrote: > struct timespec64 has unused bits in the tv_nsec field that can be used > for other purposes. In future patches, we're going to change how the > inode->i_ctime is accessed in certain inodes in order to make use of > them. In order to do that safely though, we'll need to eradicate raw > accesses of the inode->i_ctime field from the kernel. > > Add new accessor functions for the ctime that we can use to replace them. > > Signed-off-by: Jeff Layton Reviewed-by: Luis Chamberlain Luis _______________________________________________ Linux-f2fs-devel mailing list Linux-f2fs-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel