Commit 9aa71115 authored by Jeff Layton's avatar Jeff Layton Committed by Christian Brauner
Browse files

overlayfs: 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.

Reviewed-by: default avatarAmir Goldstein <amir73il@gmail.com>
Signed-off-by: default avatarJeff Layton <jlayton@kernel.org>
Reviewed-by: default avatarJan Kara <jack@suse.cz>
Message-Id: <20230705190309.579783-64-jlayton@kernel.org>
Signed-off-by: default avatarChristian Brauner <brauner@kernel.org>
parent 0971a799

fs/overlayfs/file.c

+5 −2
Original line number Diff line number Diff line
@@ -239,6 +239,7 @@ static loff_t ovl_llseek(struct file *file, loff_t offset, int whence) 
static void ovl_file_accessed(struct file *file)

{

	struct inode *inode, *upperinode;

	struct timespec64 ctime, uctime;



	if (file->f_flags & O_NOATIME)

		return;
@@ -249,10 +250,12 @@ static void ovl_file_accessed(struct file *file) 
	if (!upperinode)

		return;



	ctime = inode_get_ctime(inode);

	uctime = inode_get_ctime(upperinode);

	if ((!timespec64_equal(&inode->i_mtime, &upperinode->i_mtime) ||

	     !timespec64_equal(&inode->i_ctime, &upperinode->i_ctime))) {

	     !timespec64_equal(&ctime, &uctime))) {

		inode->i_mtime = upperinode->i_mtime;

		inode->i_ctime = upperinode->i_ctime;

		inode_set_ctime_to_ts(inode, uctime);

	}



	touch_atime(&file->f_path);

fs/overlayfs/util.c

+1 −1
Original line number Diff line number Diff line
@@ -1202,6 +1202,6 @@ void ovl_copyattr(struct inode *inode) 
	inode->i_mode = realinode->i_mode;

	inode->i_atime = realinode->i_atime;

	inode->i_mtime = realinode->i_mtime;

	inode->i_ctime = realinode->i_ctime;

	inode_set_ctime_to_ts(inode, inode_get_ctime(realinode));

	i_size_write(inode, i_size_read(realinode));

}