linux-kernel - Re: [PATCH v2 39/92] erofs: convert to ctime accessor functions

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Message-ID: <b1cc6c70a42bf41d023eea9f11ff0aaea10a56c3.camel@kernel.org>
Date:   Thu, 06 Jul 2023 07:53:01 -0400
From:   Jeff Layton <jlayton@...nel.org>
To:     Jan Kara <jack@...e.cz>
Cc:     Christian Brauner <brauner@...nel.org>,
        Gao Xiang <xiang@...nel.org>, Chao Yu <chao@...nel.org>,
        Yue Hu <huyue2@...lpad.com>,
        Jeffle Xu <jefflexu@...ux.alibaba.com>,
        Al Viro <viro@...iv.linux.org.uk>,
        linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-erofs@...ts.ozlabs.org
Subject: Re: [PATCH v2 39/92] erofs: convert to ctime accessor functions

On Thu, 2023-07-06 at 13:00 +0200, Jan Kara wrote:
> On Wed 05-07-23 15:01:04, 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.
> > 
> > Acked-by: Gao Xiang <xiang@...nel.org>
> > Signed-off-by: Jeff Layton <jlayton@...nel.org>
> 
> Just one nit below:
> 
> > @@ -176,10 +175,10 @@ static void *erofs_read_inode(struct erofs_buf *buf,
> >  		vi->chunkbits = sb->s_blocksize_bits +
> >  			(vi->chunkformat & EROFS_CHUNK_FORMAT_BLKBITS_MASK);
> >  	}
> > -	inode->i_mtime.tv_sec = inode->i_ctime.tv_sec;
> > -	inode->i_atime.tv_sec = inode->i_ctime.tv_sec;
> > -	inode->i_mtime.tv_nsec = inode->i_ctime.tv_nsec;
> > -	inode->i_atime.tv_nsec = inode->i_ctime.tv_nsec;
> > +	inode->i_mtime.tv_sec = inode_get_ctime(inode).tv_sec;
> > +	inode->i_atime.tv_sec = inode_get_ctime(inode).tv_sec;
> > +	inode->i_mtime.tv_nsec = inode_get_ctime(inode).tv_nsec;
> > +	inode->i_atime.tv_nsec = inode_get_ctime(inode).tv_nsec;
> 
> Isn't this just longer way to write:
> 
> 	inode->i_atime = inode->i_mtime = inode_get_ctime(inode);
> 
> ?
> 
> 								Honza

Yes. Chalk that one up to coccinelle. Fixed in my tree.
-- 
Jeff Layton <jlayton@...nel.org>