#include <linux/blk-mq.h>
#include <linux/spinlock.h>
#include <linux/mutex.h>
-#include <linux/workqueue.h>
+#include <linux/kthread.h>
#include <uapi/linux/loop.h>
/* Possible states of device */
gfp_t old_gfp_mask;
spinlock_t lo_lock;
- struct workqueue_struct *wq;
- struct list_head write_cmd_head;
- struct work_struct write_work;
- bool write_started;
int lo_state;
struct mutex lo_ctl_mutex;
+ struct kthread_worker worker;
+ struct task_struct *worker_task;
+ bool use_dio;
struct request_queue *lo_queue;
struct blk_mq_tag_set tag_set;
};
struct loop_cmd {
- struct work_struct read_work;
+ struct kthread_work work;
struct request *rq;
struct list_head list;
};