Re: [PATCH V6 12/14] block: mq-deadline: Introduce zone locking support

2017-10-02 Thread Bart Van Assche
On Mon, 2017-10-02 at 16:15 +0900, Damien Le Moal wrote: > For a write request to a zoned block device, lock the request target > zone upon request displatch. The zone is unlocked either when the ^ dispatch? > request completes or when the request is

[PATCH V6 12/14] block: mq-deadline: Introduce zone locking support

2017-10-02 Thread Damien Le Moal
For a write request to a zoned block device, lock the request target zone upon request displatch. The zone is unlocked either when the request completes or when the request is requeued (inserted). To indicate that a request has locked its target zone, use the first pointer of the request elevator