CIFS has stubs for XFS-style quotas without an actual implementation backing
them, hidden behind a config option not visible in Kconfig. Remove these
stubs for now as the quota operations will see some major changes and this
code simply gets in the way.
Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Jeff Layton <jlayton@samba.org> Signed-off-by: Jan Kara <jack@suse.cz> Signed-off-by: Steve French <sfrench@us.ibm.com>