On Wed 05-07-23 15:01:26, Jeff Layton wrote:
> 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@xxxxxxxxxx>
Looks good. Feel free to add:
Reviewed-by: Jan Kara <jack@xxxxxxx>
Honza
> ---
> fs/ntfs3/file.c | 6 +++---
> fs/ntfs3/frecord.c | 3 ++-
> fs/ntfs3/inode.c | 14 ++++++++------
> fs/ntfs3/namei.c | 4 ++--
> fs/ntfs3/xattr.c | 4 ++--
> 5 files changed, 17 insertions(+), 14 deletions(-)
>
> diff --git a/fs/ntfs3/file.c b/fs/ntfs3/file.c
> index 1d6c824246c4..12788601dc84 100644
> --- a/fs/ntfs3/file.c
> +++ b/fs/ntfs3/file.c
> @@ -342,7 +342,7 @@ static int ntfs_extend(struct inode *inode, loff_t pos, size_t count,
> err = 0;
> }
>
> - inode->i_ctime = inode->i_mtime = current_time(inode);
> + inode->i_mtime = inode_set_ctime_current(inode);
> mark_inode_dirty(inode);
>
> if (IS_SYNC(inode)) {
> @@ -400,7 +400,7 @@ static int ntfs_truncate(struct inode *inode, loff_t new_size)
> ni_unlock(ni);
>
> ni->std_fa |= FILE_ATTRIBUTE_ARCHIVE;
> - inode->i_ctime = inode->i_mtime = current_time(inode);
> + inode->i_mtime = inode_set_ctime_current(inode);
> if (!IS_DIRSYNC(inode)) {
> dirty = 1;
> } else {
> @@ -642,7 +642,7 @@ static long ntfs_fallocate(struct file *file, int mode, loff_t vbo, loff_t len)
> filemap_invalidate_unlock(mapping);
>
> if (!err) {
> - inode->i_ctime = inode->i_mtime = current_time(inode);
> + inode->i_mtime = inode_set_ctime_current(inode);
> mark_inode_dirty(inode);
> }
>
> diff --git a/fs/ntfs3/frecord.c b/fs/ntfs3/frecord.c
> index 16bd9faa2d28..2b85cb10f0be 100644
> --- a/fs/ntfs3/frecord.c
> +++ b/fs/ntfs3/frecord.c
> @@ -3265,6 +3265,7 @@ int ni_write_inode(struct inode *inode, int sync, const char *hint)
> if (is_rec_inuse(ni->mi.mrec) &&
> !(sbi->flags & NTFS_FLAGS_LOG_REPLAYING) && inode->i_nlink) {
> bool modified = false;
> + struct timespec64 ctime = inode_get_ctime(inode);
>
> /* Update times in standard attribute. */
> std = ni_std(ni);
> @@ -3280,7 +3281,7 @@ int ni_write_inode(struct inode *inode, int sync, const char *hint)
> modified = true;
> }
>
> - dup.c_time = kernel2nt(&inode->i_ctime);
> + dup.c_time = kernel2nt(&ctime);
> if (std->c_time != dup.c_time) {
> std->c_time = dup.c_time;
> modified = true;
> diff --git a/fs/ntfs3/inode.c b/fs/ntfs3/inode.c
> index dc7e7ab701c6..4123e126c4d0 100644
> --- a/fs/ntfs3/inode.c
> +++ b/fs/ntfs3/inode.c
> @@ -44,6 +44,7 @@ static struct inode *ntfs_read_mft(struct inode *inode,
> u64 t64;
> struct MFT_REC *rec;
> struct runs_tree *run;
> + struct timespec64 ctime;
>
> inode->i_op = NULL;
> /* Setup 'uid' and 'gid' */
> @@ -169,7 +170,8 @@ static struct inode *ntfs_read_mft(struct inode *inode,
> nt2kernel(std5->cr_time, &ni->i_crtime);
> #endif
> nt2kernel(std5->a_time, &inode->i_atime);
> - nt2kernel(std5->c_time, &inode->i_ctime);
> + ctime = inode_get_ctime(inode);
> + nt2kernel(std5->c_time, &ctime);
> nt2kernel(std5->m_time, &inode->i_mtime);
>
> ni->std_fa = std5->fa;
> @@ -958,7 +960,7 @@ int ntfs_write_end(struct file *file, struct address_space *mapping, loff_t pos,
>
> if (err >= 0) {
> if (!(ni->std_fa & FILE_ATTRIBUTE_ARCHIVE)) {
> - inode->i_ctime = inode->i_mtime = current_time(inode);
> + inode->i_mtime = inode_set_ctime_current(inode);
> ni->std_fa |= FILE_ATTRIBUTE_ARCHIVE;
> dirty = true;
> }
> @@ -1658,8 +1660,8 @@ struct inode *ntfs_create_inode(struct mnt_idmap *idmap, struct inode *dir,
> d_instantiate(dentry, inode);
>
> /* Set original time. inode times (i_ctime) may be changed in ntfs_init_acl. */
> - inode->i_atime = inode->i_mtime = inode->i_ctime = dir->i_mtime =
> - dir->i_ctime = ni->i_crtime;
> + inode->i_atime = inode->i_mtime = inode_set_ctime_to_ts(inode, ni->i_crtime);
> + dir->i_mtime = inode_set_ctime_to_ts(dir, ni->i_crtime);
>
> mark_inode_dirty(dir);
> mark_inode_dirty(inode);
> @@ -1765,9 +1767,9 @@ int ntfs_unlink_inode(struct inode *dir, const struct dentry *dentry)
>
> if (!err) {
> drop_nlink(inode);
> - dir->i_mtime = dir->i_ctime = current_time(dir);
> + dir->i_mtime = inode_set_ctime_current(dir);
> mark_inode_dirty(dir);
> - inode->i_ctime = dir->i_ctime;
> + inode_set_ctime_to_ts(inode, inode_get_ctime(dir));
> if (inode->i_nlink)
> mark_inode_dirty(inode);
> } else if (!ni_remove_name_undo(dir_ni, ni, de, de2, undo_remove)) {
> diff --git a/fs/ntfs3/namei.c b/fs/ntfs3/namei.c
> index bfd986699f9e..ad430d50bd79 100644
> --- a/fs/ntfs3/namei.c
> +++ b/fs/ntfs3/namei.c
> @@ -156,8 +156,8 @@ static int ntfs_link(struct dentry *ode, struct inode *dir, struct dentry *de)
> err = ntfs_link_inode(inode, de);
>
> if (!err) {
> - dir->i_ctime = dir->i_mtime = inode->i_ctime =
> - current_time(dir);
> + dir->i_mtime = inode_set_ctime_to_ts(inode,
> + inode_set_ctime_current(dir));
> mark_inode_dirty(inode);
> mark_inode_dirty(dir);
> d_instantiate(de, inode);
> diff --git a/fs/ntfs3/xattr.c b/fs/ntfs3/xattr.c
> index 023f314e8950..29fd391899e5 100644
> --- a/fs/ntfs3/xattr.c
> +++ b/fs/ntfs3/xattr.c
> @@ -637,7 +637,7 @@ static noinline int ntfs_set_acl_ex(struct mnt_idmap *idmap,
> if (!err) {
> set_cached_acl(inode, type, acl);
> inode->i_mode = mode;
> - inode->i_ctime = current_time(inode);
> + inode_set_ctime_current(inode);
> mark_inode_dirty(inode);
> }
>
> @@ -924,7 +924,7 @@ static noinline int ntfs_setxattr(const struct xattr_handler *handler,
> NULL);
>
> out:
> - inode->i_ctime = current_time(inode);
> + inode_set_ctime_current(inode);
> mark_inode_dirty(inode);
>
> return err;
> --
> 2.41.0
>
--
Jan Kara <jack@xxxxxxxx>
SUSE Labs, CR
