From patchwork Wed Jul 5 19:01:39 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jeff Layton X-Patchwork-Id: 13302846 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6C49AEB64DA for ; Wed, 5 Jul 2023 19:23:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234211AbjGETXs (ORCPT ); Wed, 5 Jul 2023 15:23:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60904 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234205AbjGETXc (ORCPT ); Wed, 5 Jul 2023 15:23:32 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7571D30CF; Wed, 5 Jul 2023 12:20:36 -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 B5DB26170E; Wed, 5 Jul 2023 19:05:18 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id DD8CFC433C7; Wed, 5 Jul 2023 19:05:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1688583918; bh=6SL6mUSfB28KQKat8cbksYV4mudw5XTM3p/j6GIEI7k=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=fBxoHWcYPCpxo2vQboMwtpHWVRXR9R3BF+3Iducwz7fJSJVJ/HmlEdHya3joPw2Z+ TE2flAeu1oqGVxvGQWcoCC+992jTRIpTthuoM2aogWWkxcUnSa55zkJoogWaKIyYiK dB5j8nZWSnzgEyx7iAun1wS/h9eLYK9A/f0LiUHlZCTnSVlo2QD67tItalRanJpql3 QcpCSxF7hu8qlaEWzlkhVcqtremoum0i936kWVWtvNEW0Cw1U+2MRosckD354oEp0W KCVS7NZPy2Dr9wI+rlS+32CkKN6TBP03uj4h4Oq1TBW3HpduOs/WZUCIU02wt6JXfy eEkQb8HInhqdA== From: Jeff Layton To: Christian Brauner , Steve French , Paulo Alcantara , Ronnie Sahlberg , Shyam Prasad N , Tom Talpey , Namjae Jeon , Sergey Senozhatsky Cc: Al Viro , Jan Kara , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org Subject: [PATCH v2 74/92] smb: convert to ctime accessor functions Date: Wed, 5 Jul 2023 15:01:39 -0400 Message-ID: <20230705190309.579783-72-jlayton@kernel.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230705190309.579783-1-jlayton@kernel.org> References: <20230705185755.579053-1-jlayton@kernel.org> <20230705190309.579783-1-jlayton@kernel.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-cifs@vger.kernel.org In later patches, we're going to change how the inode's ctime field is used. Switch to using accessor functions instead of raw accesses of inode->i_ctime. Acked-by: Tom Talpey Reviewed-by: Sergey Senozhatsky Signed-off-by: Jeff Layton Acked-by: Steve French --- fs/smb/client/file.c | 4 ++-- fs/smb/client/fscache.h | 5 +++-- fs/smb/client/inode.c | 14 +++++++------- fs/smb/client/smb2ops.c | 3 ++- fs/smb/server/smb2pdu.c | 8 ++++---- 5 files changed, 18 insertions(+), 16 deletions(-) diff --git a/fs/smb/client/file.c b/fs/smb/client/file.c index 0a5fe8d5314b..689058e1b6e6 100644 --- a/fs/smb/client/file.c +++ b/fs/smb/client/file.c @@ -1085,7 +1085,7 @@ int cifs_close(struct inode *inode, struct file *file) !test_bit(CIFS_INO_CLOSE_ON_LOCK, &cinode->flags) && dclose) { if (test_and_clear_bit(CIFS_INO_MODIFIED_ATTR, &cinode->flags)) { - inode->i_ctime = inode->i_mtime = current_time(inode); + inode->i_mtime = inode_set_ctime_current(inode); } spin_lock(&cinode->deferred_lock); cifs_add_deferred_close(cfile, dclose); @@ -2596,7 +2596,7 @@ static int cifs_partialpagewrite(struct page *page, unsigned from, unsigned to) write_data, to - from, &offset); cifsFileInfo_put(open_file); /* Does mm or vfs already set times? */ - inode->i_atime = inode->i_mtime = inode->i_ctime = current_time(inode); + inode->i_atime = inode->i_mtime = inode_set_ctime_current(inode); if ((bytes_written > 0) && (offset)) rc = 0; else if (bytes_written < 0) diff --git a/fs/smb/client/fscache.h b/fs/smb/client/fscache.h index 173999610997..a228964bc2ce 100644 --- a/fs/smb/client/fscache.h +++ b/fs/smb/client/fscache.h @@ -50,12 +50,13 @@ void cifs_fscache_fill_coherency(struct inode *inode, struct cifs_fscache_inode_coherency_data *cd) { struct cifsInodeInfo *cifsi = CIFS_I(inode); + struct timespec64 ctime = inode_get_ctime(inode); memset(cd, 0, sizeof(*cd)); cd->last_write_time_sec = cpu_to_le64(cifsi->netfs.inode.i_mtime.tv_sec); cd->last_write_time_nsec = cpu_to_le32(cifsi->netfs.inode.i_mtime.tv_nsec); - cd->last_change_time_sec = cpu_to_le64(cifsi->netfs.inode.i_ctime.tv_sec); - cd->last_change_time_nsec = cpu_to_le32(cifsi->netfs.inode.i_ctime.tv_nsec); + cd->last_change_time_sec = cpu_to_le64(ctime.tv_sec); + cd->last_change_time_nsec = cpu_to_le64(ctime.tv_nsec); } diff --git a/fs/smb/client/inode.c b/fs/smb/client/inode.c index c3eeae07e139..218f03dd3f52 100644 --- a/fs/smb/client/inode.c +++ b/fs/smb/client/inode.c @@ -172,7 +172,7 @@ cifs_fattr_to_inode(struct inode *inode, struct cifs_fattr *fattr) else inode->i_atime = fattr->cf_atime; inode->i_mtime = fattr->cf_mtime; - inode->i_ctime = fattr->cf_ctime; + inode_set_ctime_to_ts(inode, fattr->cf_ctime); inode->i_rdev = fattr->cf_rdev; cifs_nlink_fattr_to_inode(inode, fattr); inode->i_uid = fattr->cf_uid; @@ -1744,9 +1744,9 @@ int cifs_unlink(struct inode *dir, struct dentry *dentry) cifs_inode = CIFS_I(inode); cifs_inode->time = 0; /* will force revalidate to get info when needed */ - inode->i_ctime = current_time(inode); + inode_set_ctime_current(inode); } - dir->i_ctime = dir->i_mtime = current_time(dir); + dir->i_mtime = inode_set_ctime_current(dir); cifs_inode = CIFS_I(dir); CIFS_I(dir)->time = 0; /* force revalidate of dir as well */ unlink_out: @@ -2060,8 +2060,8 @@ int cifs_rmdir(struct inode *inode, struct dentry *direntry) */ cifsInode->time = 0; - d_inode(direntry)->i_ctime = inode->i_ctime = inode->i_mtime = - current_time(inode); + inode_set_ctime_current(d_inode(direntry)); + inode->i_mtime = inode_set_ctime_current(inode); rmdir_exit: free_dentry_path(page); @@ -2267,8 +2267,8 @@ cifs_rename2(struct mnt_idmap *idmap, struct inode *source_dir, /* force revalidate to go get info when needed */ CIFS_I(source_dir)->time = CIFS_I(target_dir)->time = 0; - source_dir->i_ctime = source_dir->i_mtime = target_dir->i_ctime = - target_dir->i_mtime = current_time(source_dir); + source_dir->i_mtime = target_dir->i_mtime = inode_set_ctime_to_ts(source_dir, + inode_set_ctime_current(target_dir)); cifs_rename_exit: kfree(info_buf_source); diff --git a/fs/smb/client/smb2ops.c b/fs/smb/client/smb2ops.c index 87abce010974..3cc3c4a71e32 100644 --- a/fs/smb/client/smb2ops.c +++ b/fs/smb/client/smb2ops.c @@ -1396,7 +1396,8 @@ smb2_close_getattr(const unsigned int xid, struct cifs_tcon *tcon, if (file_inf.LastWriteTime) inode->i_mtime = cifs_NTtimeToUnix(file_inf.LastWriteTime); if (file_inf.ChangeTime) - inode->i_ctime = cifs_NTtimeToUnix(file_inf.ChangeTime); + inode_set_ctime_to_ts(inode, + cifs_NTtimeToUnix(file_inf.ChangeTime)); if (file_inf.LastAccessTime) inode->i_atime = cifs_NTtimeToUnix(file_inf.LastAccessTime); diff --git a/fs/smb/server/smb2pdu.c b/fs/smb/server/smb2pdu.c index cf8822103f50..f9099831c8ff 100644 --- a/fs/smb/server/smb2pdu.c +++ b/fs/smb/server/smb2pdu.c @@ -4779,7 +4779,7 @@ static int find_file_posix_info(struct smb2_query_info_rsp *rsp, file_info->LastAccessTime = cpu_to_le64(time); time = ksmbd_UnixTimeToNT(inode->i_mtime); file_info->LastWriteTime = cpu_to_le64(time); - time = ksmbd_UnixTimeToNT(inode->i_ctime); + time = ksmbd_UnixTimeToNT(inode_get_ctime(inode)); file_info->ChangeTime = cpu_to_le64(time); file_info->DosAttributes = fp->f_ci->m_fattr; file_info->Inode = cpu_to_le64(inode->i_ino); @@ -5422,7 +5422,7 @@ int smb2_close(struct ksmbd_work *work) rsp->LastAccessTime = cpu_to_le64(time); time = ksmbd_UnixTimeToNT(inode->i_mtime); rsp->LastWriteTime = cpu_to_le64(time); - time = ksmbd_UnixTimeToNT(inode->i_ctime); + time = ksmbd_UnixTimeToNT(inode_get_ctime(inode)); rsp->ChangeTime = cpu_to_le64(time); ksmbd_fd_put(work, fp); } else { @@ -5644,7 +5644,7 @@ static int set_file_basic_info(struct ksmbd_file *fp, if (file_info->ChangeTime) attrs.ia_ctime = ksmbd_NTtimeToUnix(file_info->ChangeTime); else - attrs.ia_ctime = inode->i_ctime; + attrs.ia_ctime = inode_get_ctime(inode); if (file_info->LastWriteTime) { attrs.ia_mtime = ksmbd_NTtimeToUnix(file_info->LastWriteTime); @@ -5689,7 +5689,7 @@ static int set_file_basic_info(struct ksmbd_file *fp, return -EACCES; inode_lock(inode); - inode->i_ctime = attrs.ia_ctime; + inode_set_ctime_to_ts(inode, attrs.ia_ctime); attrs.ia_valid &= ~ATTR_CTIME; rc = notify_change(idmap, dentry, &attrs, NULL); inode_unlock(inode);