From 2d2dbaef498af88f2c374d908d74c3a28e765b5f Mon Sep 17 00:00:00 2001
From: Jeff Layton <jlayton@kernel.org>
Date: Thu, 2 Nov 2023 23:32:26 +0900
Subject: [PATCH] exfat: convert to ctime accessor functions

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.

Signed-off-by: Jeff Layton <jlayton@kernel.org>
Reviewed-by: Jan Kara <jack@suse.cz>
Message-Id: <20230705190309.579783-38-jlayton@kernel.org>
Signed-off-by: Christian Brauner <brauner@kernel.org>
Signed-off-by: Namjae Jeon <linkinjeon@kernel.org>
---
 file.c  |  8 ++++++++
 inode.c | 12 ++++++++++++
 namei.c | 36 ++++++++++++++++++++++++++++++++++++
 super.c |  4 ++++
 4 files changed, 60 insertions(+)

diff --git a/file.c b/file.c
index c82e579..2b74bd0 100644
--- a/file.c
+++ b/file.c
@@ -30,7 +30,11 @@ static int exfat_cont_expand(struct inode *inode, loff_t size)
 		return err;
 
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 6, 0)
+	inode->i_mtime = inode_set_ctime_current(inode);
+#else
 	inode->i_ctime = inode->i_mtime = current_time(inode);
+#endif
 #else
 	inode->i_ctime = inode->i_mtime = CURRENT_TIME_SEC;
 #endif
@@ -363,7 +367,11 @@ int exfat_setattr(struct dentry *dentry, struct iattr *attr)
 
 	if (attr->ia_valid & ATTR_SIZE)
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 6, 0)
+		inode->i_mtime = inode_set_ctime_current(inode);
+#else
 		inode->i_mtime = inode->i_ctime = current_time(inode);
+#endif
 #else
 		inode->i_mtime = inode->i_ctime = CURRENT_TIME_SEC;
 #endif
diff --git a/inode.c b/inode.c
index e4dffd7..89e341e 100644
--- a/inode.c
+++ b/inode.c
@@ -380,7 +380,11 @@ static void exfat_write_failed(struct address_space *mapping, loff_t to)
 	if (to > i_size_read(inode)) {
 		truncate_pagecache(inode, i_size_read(inode));
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 6, 0)
+		inode->i_mtime = inode_set_ctime_current(inode);
+#else
 		inode->i_mtime = inode->i_ctime = current_time(inode);
+#endif
 #else
 		inode->i_mtime = inode->i_ctime = CURRENT_TIME_SEC;
 #endif
@@ -438,7 +442,11 @@ static int exfat_write_end(struct file *file, struct address_space *mapping,
 
 	if (!(err < 0) && !(ei->attr & EXFAT_ATTR_ARCHIVE)) {
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 6, 0)
+		inode->i_mtime = inode_set_ctime_current(inode);
+#else
 		inode->i_mtime = inode->i_ctime = current_time(inode);
+#endif
 #else
 		inode->i_mtime = inode->i_ctime = CURRENT_TIME_SEC;
 #endif
@@ -659,7 +667,11 @@ static int exfat_fill_inode(struct inode *inode, struct exfat_dir_entry *info)
 
 	inode->i_blocks = round_up(i_size_read(inode), sbi->cluster_size) >> 9;
 	inode->i_mtime = info->mtime;
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 6, 0)
+	inode_set_ctime_to_ts(inode, info->mtime);
+#else
 	inode->i_ctime = info->mtime;
+#endif
 	ei->i_crtime = info->crtime;
 	inode->i_atime = info->atime;
 
diff --git a/namei.c b/namei.c
index 702a019..07f1a60 100644
--- a/namei.c
+++ b/namei.c
@@ -625,7 +625,11 @@ static int exfat_create(struct inode *dir, struct dentry *dentry, umode_t mode,
 	dir->i_version++;
 #endif
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 6, 0)
+	dir->i_mtime = inode_set_ctime_current(dir);
+#else
 	dir->i_ctime = dir->i_mtime = current_time(dir);
+#endif
 #else
 	dir->i_ctime = dir->i_mtime = CURRENT_TIME_SEC;
 #endif
@@ -647,8 +651,12 @@ static int exfat_create(struct inode *dir, struct dentry *dentry, umode_t mode,
 #endif
 
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 6, 0)
+	inode->i_mtime = inode->i_atime = EXFAT_I(inode)->i_crtime = inode_set_ctime_current(inode);
+#else
 	inode->i_mtime = inode->i_atime = inode->i_ctime =
 		EXFAT_I(inode)->i_crtime = current_time(inode);
+#endif
 #else
 	inode->i_mtime = inode->i_atime = inode->i_ctime =
 		EXFAT_I(inode)->i_crtime = CURRENT_TIME_SEC;
@@ -903,7 +911,11 @@ static int exfat_unlink(struct inode *dir, struct dentry *dentry)
 	dir->i_version++;
 #endif
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 6, 0)
+	dir->i_mtime = dir->i_atime = inode_set_ctime_current(dir);
+#else
 	dir->i_mtime = dir->i_atime = dir->i_ctime = current_time(dir);
+#endif
 #else
 	dir->i_mtime = dir->i_atime = dir->i_ctime = CURRENT_TIME_SEC;
 #endif
@@ -915,7 +927,11 @@ static int exfat_unlink(struct inode *dir, struct dentry *dentry)
 
 	clear_nlink(inode);
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 6, 0)
+	inode->i_mtime = inode->i_atime = inode_set_ctime_current(inode);
+#else
 	inode->i_mtime = inode->i_atime = inode->i_ctime = current_time(inode);
+#endif
 #else
 	inode->i_mtime = inode->i_atime = dir->i_ctime = CURRENT_TIME_SEC;
 #endif
@@ -964,7 +980,11 @@ static int exfat_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
 #endif
 
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 6, 0)
+	dir->i_mtime = inode_set_ctime_current(dir);
+#else
 	dir->i_ctime = dir->i_mtime = current_time(dir);
+#endif
 #else
 	dir->i_ctime = dir->i_mtime = CURRENT_TIME_SEC;
 #endif
@@ -986,8 +1006,12 @@ static int exfat_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
 	inode->i_version++;
 #endif
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 6, 0)
+	inode->i_mtime = inode->i_atime = EXFAT_I(inode)->i_crtime = inode_set_ctime_current(inode);
+#else
 	inode->i_mtime = inode->i_atime = inode->i_ctime =
 		EXFAT_I(inode)->i_crtime = current_time(inode);
+#endif
 #else
 	inode->i_mtime = inode->i_atime = inode->i_ctime =
 		EXFAT_I(inode)->i_crtime = CURRENT_TIME_SEC;
@@ -1111,7 +1135,11 @@ static int exfat_rmdir(struct inode *dir, struct dentry *dentry)
 	dir->i_version++;
 #endif
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 6, 0)
+	dir->i_mtime = dir->i_atime = inode_set_ctime_current(dir);
+#else
 	dir->i_mtime = dir->i_atime = dir->i_ctime = current_time(dir);
+#endif
 #else
 	dir->i_mtime = dir->i_atime = inode->i_ctime = CURRENT_TIME_SEC;
 #endif
@@ -1124,7 +1152,11 @@ static int exfat_rmdir(struct inode *dir, struct dentry *dentry)
 
 	clear_nlink(inode);
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 6, 0)
+	inode->i_mtime = inode->i_atime = inode_set_ctime_current(inode);
+#else
 	inode->i_mtime = inode->i_atime = inode->i_ctime = current_time(inode);
+#endif
 #else
 	inode->i_mtime = inode->i_atime = inode->i_ctime = CURRENT_TIME_SEC;
 #endif
@@ -1541,8 +1573,12 @@ static int exfat_rename(struct inode *old_dir, struct dentry *old_dentry,
 			WARN_ON(new_inode->i_nlink == 0);
 		}
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 6, 0)
+		EXFAT_I(new_inode)->i_crtime = current_time(new_inode);
+#else
 		new_inode->i_ctime = EXFAT_I(new_inode)->i_crtime =
 			current_time(new_inode);
+#endif
 #else
 		new_inode->i_ctime = EXFAT_I(new_inode)->i_crtime =
 			CURRENT_TIME_SEC;
diff --git a/super.c b/super.c
index caf8fd4..0b09959 100644
--- a/super.c
+++ b/super.c
@@ -651,8 +651,12 @@ static int exfat_read_root(struct inode *inode)
 
 	exfat_save_attr(inode, EXFAT_ATTR_SUBDIR);
 #if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 6, 0)
+	inode->i_mtime = inode->i_atime = ei->i_crtime = inode_set_ctime_current(inode);
+#else
 	inode->i_mtime = inode->i_atime = inode->i_ctime = ei->i_crtime =
 		current_time(inode);
+#endif
 #else
 	inode->i_mtime = inode->i_atime = inode->i_ctime = ei->i_crtime =
 		CURRENT_TIME_SEC;