Update section 3.2 and 3.5 example, along with text in section 3.5
to reflect change.
Signed-off-by: Nmatt mooney <mfm@muteddisk.com>
Reviewed-by: NWANG Cong <xiyou.wangcong@gmail.com>
Signed-off-by: NRandy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>