The various io schedulers don't convert to and from jiffies and ms in their
sysfs exported values.  This patch adds that.
Signed-off-by: Jens Axboe <axboe@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>