1What:		/sys/block/<device>/iosched/target_latency
2Date:		March 2012
3contact:	Tao Ma <boyu.mt@taobao.com>
4Description:
5		The /sys/block/<device>/iosched/target_latency only exists
6		when the user sets cfq to /sys/block/<device>/scheduler.
7		It contains an estimated latency time for the cfq. cfq will
8		use it to calculate the time slice used for every task.

1What:		/sys/block/<device>/iosched/target_latency
2Date:		March 2012
3contact:	Tao Ma <boyu.mt@taobao.com>
4Description:
5		The /sys/block/<device>/iosched/target_latency only exists
6		when the user sets cfq to /sys/block/<device>/scheduler.
7		It contains an estimated latency time for the cfq. cfq will
8		use it to calculate the time slice used for every task.