linux-kernel - Re: [PATCH v2 32/92] configfs: convert to ctime accessor functions

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Message-ID: <ZKc8Y8IB4DShCPZf@google.com>
Date:   Thu, 6 Jul 2023 15:12:51 -0700
From:   Joel Becker <jlbec@...lplan.org>
To:     Jan Kara <jack@...e.cz>
Cc:     Jeff Layton <jlayton@...nel.org>,
        Christian Brauner <brauner@...nel.org>,
        Christoph Hellwig <hch@....de>,
        Al Viro <viro@...iv.linux.org.uk>,
        linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 32/92] configfs: convert to ctime accessor functions

On Thu, Jul 06, 2023 at 12:54:46PM +0200, Jan Kara wrote:
> On Wed 05-07-23 15:00:57, 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@...nel.org>
> 
> Looks good. Feel free to add:
> 
> Reviewed-by: Jan Kara <jack@...e.cz>

Agreed.

Acked-by: Joel Becker <jlbec@...lplan.org>

> 
> 								Honza
> 
> > ---
> >  fs/configfs/inode.c | 7 +++----
> >  1 file changed, 3 insertions(+), 4 deletions(-)
> > 
> > diff --git a/fs/configfs/inode.c b/fs/configfs/inode.c
> > index 1c15edbe70ff..fbdcb3582926 100644
> > --- a/fs/configfs/inode.c
> > +++ b/fs/configfs/inode.c
> > @@ -88,8 +88,7 @@ int configfs_setattr(struct mnt_idmap *idmap, struct dentry *dentry,
> >  static inline void set_default_inode_attr(struct inode * inode, umode_t mode)
> >  {
> >  	inode->i_mode = mode;
> > -	inode->i_atime = inode->i_mtime =
> > -		inode->i_ctime = current_time(inode);
> > +	inode->i_atime = inode->i_mtime = inode_set_ctime_current(inode);
> >  }
> >  
> >  static inline void set_inode_attr(struct inode * inode, struct iattr * iattr)
> > @@ -99,7 +98,7 @@ static inline void set_inode_attr(struct inode * inode, struct iattr * iattr)
> >  	inode->i_gid = iattr->ia_gid;
> >  	inode->i_atime = iattr->ia_atime;
> >  	inode->i_mtime = iattr->ia_mtime;
> > -	inode->i_ctime = iattr->ia_ctime;
> > +	inode_set_ctime_to_ts(inode, iattr->ia_ctime);
> >  }
> >  
> >  struct inode *configfs_new_inode(umode_t mode, struct configfs_dirent *sd,
> > @@ -172,7 +171,7 @@ struct inode *configfs_create(struct dentry *dentry, umode_t mode)
> >  		return ERR_PTR(-ENOMEM);
> >  
> >  	p_inode = d_inode(dentry->d_parent);
> > -	p_inode->i_mtime = p_inode->i_ctime = current_time(p_inode);
> > +	p_inode->i_mtime = inode_set_ctime_current(p_inode);
> >  	configfs_set_inode_lock_class(sd, inode);
> >  	return inode;
> >  }
> > -- 
> > 2.41.0
> > 
> -- 
> Jan Kara <jack@...e.com>
> SUSE Labs, CR

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