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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 EE980CE79D4 for ; Wed, 20 Sep 2023 12:26:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Date:Cc:To:From:Subject:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=7/a5CuxKHrykFEAKjnM5RMDRX3czq7ogGDcJmHhTmE4=; b=H9GtcGwHHvt3Jg 7d+3KfQaBXg49xbDDTxeAlhFpjw03zVWI/g9av7fbAau1K/3qt5oeNZMcnq0IHfdQagcKachFkCoZ bKwEi3MkbrDzyQEgOWddTzKv2UMK+xwdsCfKmSjHRJ7l/Qyp/J8QOQ986rJJruVqQUTChzjiiEibu dH5iG2vioCj+dB7XfFV7Iw0ytLb8euevvZM6+cnnb/HvftC+MbCxH3FGBrZqMhz/hYq9SrRHOI0RE W5Z4/AiL0HrcVcinfsFJhXcGvzT6LK1pcoBuQMxnhofRmn6dqnG1ccR36mbnSGnJ2PZil9/BgPBx4 kuj1UDn1+pRazCRDKKaA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qiwHs-003121-0X; Wed, 20 Sep 2023 12:26:36 +0000 Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qiwHo-00311Y-1x; Wed, 20 Sep 2023 12:26:33 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id BF45061BBB; Wed, 20 Sep 2023 12:26:31 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id B116FC433C7; Wed, 20 Sep 2023 12:26:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1695212791; bh=j2Ujv7mECWiiyepGgcf7cYeq2b5uXg4j5WSf8WCGJGw=; h=Subject:From:To:Cc:Date:In-Reply-To:References:From; b=RVJi3YJ93nkGdme97CPVZyKVsXRompHSEpqtPgjg5IXZpeeoDKXr4+/N/2g8SazNs PTMXfjbLyVcmcMlPWK9gkCUtPoVL08D+8T05skUSNXNcqojDYuKIJ3D4iWsQcQ6/p1 nd9CYh7ZGv0mecri9lQNu6T+URWU12zhbzr3m2+MF994QE4TOTY30oj8CIGcHrjPaV p5eQQYHK9EbLKwSLlRiXFpn887zwMtzAwEYy9X3/fczshcnuzqpR2PcPdvzsvp+Nwj nUXi4yVYSv9CkblAa+vVWETbd39smzugtkni9XuKQCezFNMIk6+brCA9QPeH9rNHQP PWQ6YJSMI9mJw== Message-ID: <08b4e3275bad93ed99ea2892bd1950ff401ab912.camel@kernel.org> Subject: Re: [PATCH v7 12/13] ext4: switch to multigrain timestamps From: Jeff Layton To: Christian Brauner , Jan Kara Cc: Bruno Haible , Xi Ruoyao , bug-gnulib@gnu.org, Alexander Viro , Eric Van Hensbergen , Latchesar Ionkov , Dominique Martinet , Christian Schoenebeck , David Howells , Marc Dionne , Chris Mason , Josef Bacik , David Sterba , Xiubo Li , Ilya Dryomov , Jan Harkes , coda@cs.cmu.edu, Tyler Hicks , Gao Xiang , Chao Yu , Yue Hu , Jeffle Xu , Namjae Jeon , Sungjong Seo , Jan Kara , Theodore Ts'o , Andreas Dilger , Jaegeuk Kim , OGAWA Hirofumi , Miklos Szeredi , Bo b Peterson , Andreas Gruenbacher , Greg Kroah-Hartman , Tejun Heo , Trond Myklebust , Anna Schumaker , Konstantin Komarov , Mark Fasheh , Joel Becker , Joseph Qi , Mike Marshall , Martin Brandenburg , Luis Chamberlain , Kees Cook , Iurii Zaikin , Steve French , Paulo Alcantara , Ronnie Sahlberg , Shyam Prasad N , Tom Talpey , Sergey Senozhatsky , Richard Weinberger , Hans de Goede , Hugh Dickins , Andrew Morton , Amir Goldstein , "Darrick J. Wong" , Benjamin Coddington , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, v9fs@lists.linux.dev, linux-afs@lists.infradead.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, cluster-devel@redhat.com, linux-nfs@vger.kernel.org, ntfs3@lists.linux.dev, ocfs2-devel@lists.linux.dev, devel@lists.orangefs.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-mtd@lists.infradead.org, linux-mm@kvack.org, linux-unionfs@vger.kernel.org, linux-xfs@vger.kernel.org Date: Wed, 20 Sep 2023 08:26:23 -0400 In-Reply-To: <20230920-kahlkopf-tonlage-ab6ca571465e@brauner> References: <20230807-mgctime-v7-0-d1dec143a704@kernel.org> <20230919110457.7fnmzo4nqsi43yqq@quack3> <1f29102c09c60661758c5376018eac43f774c462.camel@kernel.org> <4511209.uG2h0Jr0uP@nimes> <08b5c6fd3b08b87fa564bb562d89381dd4e05b6a.camel@kernel.org> <20230920-leerung-krokodil-52ec6cb44707@brauner> <20230920101731.ym6pahcvkl57guto@quack3> <317d84b1b909b6c6519a2406fcb302ce22dafa41.camel@kernel.org> <20230920-raser-teehaus-029cafd5a6e4@brauner> <35c28758a9cc28a276a6b4b4ae8a420a1444e711.camel@kernel.org> <20230920-kahlkopf-tonlage-ab6ca571465e@brauner> User-Agent: Evolution 3.48.4 (3.48.4-1.fc38) MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230920_052632_730717_605016D6 X-CRM114-Status: GOOD ( 15.36 ) X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org On Wed, 2023-09-20 at 14:08 +0200, Christian Brauner wrote: > > I wasn't proposing to do that work for v6.6. For that, we absolutely > > either need the mount option or to just revert the mgtime conversions. > > This sounds like you want me to do a full-on revert of your series but > why? The conversion and changes support an actual use-case and are fine. > It's a matter of whether we unconditionally expose it to users or not. > I don't, actually. I'm just mentioning that it's possible if we find the mount option to be unpalatable. > @Jan, what do you think? > > > My plan was to take a stab at doing this for a later kernel release. > > Ok. If it works out, then we may be able to eventually remove the mount option, but that is a separate project altogether. -- Jeff Layton ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/