cfq-iosched: Get rid of on_st flag
commit760701bfe14faee8ea0608a9cab2046071d98a39
authorGui Jianfeng <guijianfeng@cn.fujitsu.com>
Tue, 30 Nov 2010 19:52:47 +0000 (30 20:52 +0100)
committerJens Axboe <jaxboe@fusionio.com>
Tue, 30 Nov 2010 19:52:47 +0000 (30 20:52 +0100)
tree780193b7803aced7ecb2a53f0ce43150eb8ebeab
parentb54ce60eb7f61f8e314b8b241b0469eda3bb1d42
cfq-iosched: Get rid of on_st flag

It's able to check whether a CFQ group on a service tree by
checking "cfqg->rb_node". There's no need to maintain an
extra flag here.

Signed-off-by: Gui Jianfeng <guijianfeng@cn.fujitsu.com>
Acked-by: Vivek Goyal <vgoyal@redhat.com>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
block/cfq-iosched.c