[PATCH 0/4] random improvments and cleanups for elevator.c

[Jinlong Chen <nickyc975@zju.edu.cn>]

This series updates some function documents (patch 1 and 3), removes an
outdated comment (patch 4), and adds a warning message (patch 2) in
elevator.c.

Jinlong Chen (4):
  elevator: update the document of elevator_switch
  elevator: printk a warning if switching to a new io scheduler fails
  elevator: update the document of elevator_match
  elevator: remove an outdated comment in elevator_change

 block/elevator.c | 22 ++++++++++++----------
 1 file changed, 12 insertions(+), 10 deletions(-)

-- 
2.34.1