Message ID | 20230713-mgctime-v5-3-9eb795d2ae37@kernel.org |
---|---|
State | New |
Headers |
Return-Path: <linux-kernel-owner@vger.kernel.org> Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:a6b2:0:b0:3e4:2afc:c1 with SMTP id c18csp2147479vqm; Thu, 13 Jul 2023 16:15:23 -0700 (PDT) X-Google-Smtp-Source: APBJJlE5AR4hhtS7qUFUlqY2OmhFY/Yg7dOrNFU9vIkUoGY0e3rsYVkTmMInG59t4coAcyfdJ8UJ X-Received: by 2002:a05:6402:11c8:b0:51e:5e3d:cb92 with SMTP id j8-20020a05640211c800b0051e5e3dcb92mr1425816edw.16.1689290123448; Thu, 13 Jul 2023 16:15:23 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1689290123; cv=none; d=google.com; s=arc-20160816; b=ZHyIvKBCsMdHsH9to2wL1nuX1omvH5b1mxNl82aKVB4+KFrrKW1hw8P6BebqkD5tvD fcG8rwmMJlOjsdtTtwqKpXU8IGB3xsfJaypQGeIzp5ZDzSQpKEDv63Bub37G3CpAX4ga bkDkVMo0+qg2lcDs3LWmgq6JjKRWppfrF9LLXwjQCIaUlIFMfudCrLrjNOHIy2SXWHIh R5YvJuY/HGaBPEl1jzLJeSrX0djY+eQzc2ACdMBdMB00UNi+jesy8dSlaPfp30RfM5wJ dB/RdQ9IwAI2B+X34xeVsFYeZBc5iWm/S+7asXo4BMf46gu119q2aZNH1lsscnwV29He t7sg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:cc:to:in-reply-to:references:message-id :content-transfer-encoding:mime-version:subject:date:from :dkim-signature; bh=0DDHRiPYhr0sd9J4288j38yiPCPs8WpS9B9X3tWRhbs=; fh=e+i6qD3etjlCcDDwBnJL4tyIgSqV9caStvBkuadFfIw=; b=jYDfY4FgSPV4y9CX9KMm/bKb61IbQO4L8g74QaP9PIi7s2fSMxsQhq5+FZwskMgaEy 7O4E5ViB0EtF7MAy/VF3xYhxVCXL1m55eDXyaTIphdUbZABu5a8eS6n1GUuX9zOHb2o/ UoyIxp3t/JYWVmQO5FcwdcISHBQmOvzivfFYsb7o7P6qQYHzsN3hU3Y4LPn9XcrrWz5m b6U0zYK2rS10ifzxxqBsMUF3JeLXNGdGK8k5gqlzywn8YgKZRgjeXj9BAye1qGMWb+an e8qwygcTy3M3punM5Lc+4ZySfprkjNKMdc2MRBWfo4tt2+3Vz6ruJKQjnSiTQanfL26j 8rzw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=liyRtyj0; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id f2-20020a50ee82000000b0051e3cc20d8bsi7781444edr.158.2023.07.13.16.15.00; Thu, 13 Jul 2023 16:15:23 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=liyRtyj0; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234014AbjGMXCg (ORCPT <rfc822;ybw1215001957@gmail.com> + 99 others); Thu, 13 Jul 2023 19:02:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45888 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232454AbjGMXB4 (ORCPT <rfc822;linux-kernel@vger.kernel.org>); Thu, 13 Jul 2023 19:01:56 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3D90F2D60; Thu, 13 Jul 2023 16:01:29 -0700 (PDT) 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 B0D8E61BA0; Thu, 13 Jul 2023 23:01:28 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 285D7C433B7; Thu, 13 Jul 2023 23:01:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1689289288; bh=2uDpIMGQVMt/gC4T/BxJPAgKQID6PeU0gqKfksNKWnI=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=liyRtyj08RhKgd05d/GbjIK8eAKSM10LdUJBz7UuFOcUyezObweCSPR4L5Jm7d/3+ J9oIvEYe6CWGwt55Hx9zbqLwPbb7BBKC8OMsAe7qX+kkwyjZAQBfJ+ADRMrXxSSmW8 Xzwhwg78up7SO0XMuFLZ6g+/2Pu108+rBwN7yk/z/7oyzpziWvzwOA3XIxMpCer4y9 lDdui9+QJ0qeG2V6Gtk4RHRd2VjBrRFJoqgHMQsHg6pmArcdKXD18EFN0CSdElLHCP iu0JCzqZtl2wBu87Ybj2JDoeOy/UseVuaxAORwjKb983nHW0GT8ewtb0Icu2w+Gl8j yMGVOCivsa/7g== From: Jeff Layton <jlayton@kernel.org> Date: Thu, 13 Jul 2023 19:00:52 -0400 Subject: [PATCH v5 3/8] tmpfs: bump the mtime/ctime/iversion when page becomes writeable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20230713-mgctime-v5-3-9eb795d2ae37@kernel.org> References: <20230713-mgctime-v5-0-9eb795d2ae37@kernel.org> In-Reply-To: <20230713-mgctime-v5-0-9eb795d2ae37@kernel.org> To: Eric Van Hensbergen <ericvh@kernel.org>, Latchesar Ionkov <lucho@ionkov.net>, Dominique Martinet <asmadeus@codewreck.org>, Christian Schoenebeck <linux_oss@crudebyte.com>, David Howells <dhowells@redhat.com>, Marc Dionne <marc.dionne@auristor.com>, Chris Mason <clm@fb.com>, Josef Bacik <josef@toxicpanda.com>, David Sterba <dsterba@suse.com>, Xiubo Li <xiubli@redhat.com>, Ilya Dryomov <idryomov@gmail.com>, Jan Harkes <jaharkes@cs.cmu.edu>, coda@cs.cmu.edu, Tyler Hicks <code@tyhicks.com>, Gao Xiang <xiang@kernel.org>, Chao Yu <chao@kernel.org>, Yue Hu <huyue2@coolpad.com>, Jeffle Xu <jefflexu@linux.alibaba.com>, Namjae Jeon <linkinjeon@kernel.org>, Sungjong Seo <sj1557.seo@samsung.com>, Jan Kara <jack@suse.com>, Theodore Ts'o <tytso@mit.edu>, Andreas Dilger <adilger.kernel@dilger.ca>, Jaegeuk Kim <jaegeuk@kernel.org>, OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>, Miklos Szeredi <miklos@szeredi.hu>, Bob Peterson <rpeterso@redhat.com>, Andreas Gruenbacher <agruenba@redhat.com>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, Tejun Heo <tj@kernel.org>, Alexander Viro <viro@zeniv.linux.org.uk>, Christian Brauner <brauner@kernel.org>, Trond Myklebust <trond.myklebust@hammerspace.com>, Anna Schumaker <anna@kernel.org>, Konstantin Komarov <almaz.alexandrovich@paragon-software.com>, Mark Fasheh <mark@fasheh.com>, Joel Becker <jlbec@evilplan.org>, Joseph Qi <joseph.qi@linux.alibaba.com>, Mike Marshall <hubcap@omnibond.com>, Martin Brandenburg <martin@omnibond.com>, Luis Chamberlain <mcgrof@kernel.org>, Kees Cook <keescook@chromium.org>, Iurii Zaikin <yzaikin@google.com>, Steve French <sfrench@samba.org>, Paulo Alcantara <pc@manguebit.com>, Ronnie Sahlberg <lsahlber@redhat.com>, Shyam Prasad N <sprasad@microsoft.com>, Tom Talpey <tom@talpey.com>, Sergey Senozhatsky <senozhatsky@chromium.org>, Richard Weinberger <richard@nod.at>, Hans de Goede <hdegoede@redhat.com>, Hugh Dickins <hughd@google.com>, Andrew Morton <akpm@linux-foundation.org>, "Darrick J. Wong" <djwong@kernel.org> Cc: Dave Chinner <david@fromorbit.com>, v9fs@lists.linux.dev, linux-kernel@vger.kernel.org, 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-fsdevel@vger.kernel.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-xfs@vger.kernel.org, Jeff Layton <jlayton@kernel.org> X-Mailer: b4 0.12.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=1641; i=jlayton@kernel.org; h=from:subject:message-id; bh=2uDpIMGQVMt/gC4T/BxJPAgKQID6PeU0gqKfksNKWnI=; b=owEBbQKS/ZANAwAIAQAOaEEZVoIVAcsmYgBksIIusbBzLs0MybgDecBYC1rFLHPwWpvQ+zecR awgGePAm6qJAjMEAAEIAB0WIQRLwNeyRHGyoYTq9dMADmhBGVaCFQUCZLCCLgAKCRAADmhBGVaC FcSGEACub8Fc5S/WfyUSGxfmCSi3555ycDn+zVKXSPPiQKW1TR9LYRkybKANZmP0XYzYILSUfkU ORbNjYimhQNCSxlPeeC40MyHzjga0VRHqurUT8qqaVIVJ0nl+StBd40KLXAljpP3WXM1fGUAjvH vqO6pP6I3K3R/4qwCRMhWrNAcqt+qYKWVUUztTablCUbuklzQoblG24U2NK2DUfGepPumyDoeLH wYod7Y1kJ92qyEoEOPNjj1+tfqjWvN7+tAsFQwpD+N0sljCCXcg2XWKOgVJBsYaXx5OEbRfi6s3 ryBXi9Xk0/jA6otq2rUp6HaQyJkl6teNxs+4rz75eCu8rN02oQaqFzL83u3vBt3uPmVA1pHdS8E cYZhQx3P7nvLTFlUjA0Rbi4sH0FtHNJd3k1Gzcl8UkDcxVz29S7geHX+Nfj1BSUqKI8uA6NsJuI nzON+pBrEdS0RRFHXzAKsdPlG285eEeNPzqWMmCPQ8I0XVLSP4vbJ+WFJhx6uO+c2gz3VEz5rKg 46OipSdHjwUcz6Ps1TPvZpf/Z2bvpL5yiA+tPHgQX1nrRyMepOjxjN4vJX/dTEcENn7ySGN2vWY /RoI7eVxl9z18K25MgUs7+5WZGKkUPepl/96nVkOPQyWbt7euX8Tx6c+OgzD7T9pvDRi9idRO+a oNvcYRCw+z4sY9A== X-Developer-Key: i=jlayton@kernel.org; a=openpgp; fpr=4BC0D7B24471B2A184EAF5D3000E684119568215 X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: <linux-kernel.vger.kernel.org> X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1771349080804492938 X-GMAIL-MSGID: 1771349080804492938 |
Series |
fs: implement multigrain timestamps
|
|
Commit Message
Jeff Layton
July 13, 2023, 11 p.m. UTC
Most filesystems that use the pagecache will update the mtime, ctime,
and change attribute when a page becomes writeable. Add a page_mkwrite
operation for tmpfs and just use it to bump the mtime, ctime and change
attribute.
This fixes xfstest generic/080 on tmpfs.
Signed-off-by: Jeff Layton <jlayton@kernel.org>
---
mm/shmem.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/mm/shmem.c b/mm/shmem.c index b154af49d2df..654d9a585820 100644 --- a/mm/shmem.c +++ b/mm/shmem.c @@ -2169,6 +2169,16 @@ static vm_fault_t shmem_fault(struct vm_fault *vmf) return ret; } +static vm_fault_t shmem_page_mkwrite(struct vm_fault *vmf) +{ + struct vm_area_struct *vma = vmf->vma; + struct inode *inode = file_inode(vma->vm_file); + + file_update_time(vma->vm_file); + inode_inc_iversion(inode); + return 0; +} + unsigned long shmem_get_unmapped_area(struct file *file, unsigned long uaddr, unsigned long len, unsigned long pgoff, unsigned long flags) @@ -4210,6 +4220,7 @@ static const struct super_operations shmem_ops = { static const struct vm_operations_struct shmem_vm_ops = { .fault = shmem_fault, + .page_mkwrite = shmem_page_mkwrite, .map_pages = filemap_map_pages, #ifdef CONFIG_NUMA .set_policy = shmem_set_policy, @@ -4219,6 +4230,7 @@ static const struct vm_operations_struct shmem_vm_ops = { static const struct vm_operations_struct shmem_anon_vm_ops = { .fault = shmem_fault, + .page_mkwrite = shmem_page_mkwrite, .map_pages = filemap_map_pages, #ifdef CONFIG_NUMA .set_policy = shmem_set_policy,