XFS coolness: Quota on directory

/etc/projects
1:/home/user/wordpress

/etc/projid
user1:1

xfs_quota -x -c ‘project -s user1′ /home
xfs_quota -x -c ‘limit -p bhard=100m ‘user1′ /home
xfs_quota -x -c ‘report /home’

To check :
xfs_quota -x -c ‘path’