diff options
Diffstat (limited to 'block/elevator.h')
| -rw-r--r-- | block/elevator.h | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/block/elevator.h b/block/elevator.h index 7ca3d7b6ed82..a07ce773a38f 100644 --- a/block/elevator.h +++ b/block/elevator.h @@ -71,10 +71,9 @@ struct elevator_type size_t icq_size; /* see iocontext.h */ size_t icq_align; /* ditto */ - struct elv_fs_entry *elevator_attrs; + const struct elv_fs_entry *elevator_attrs; const char *elevator_name; const char *elevator_alias; - const unsigned int elevator_features; struct module *elevator_owner; #ifdef CONFIG_BLK_DEBUG_FS const struct blk_mq_debugfs_attr *queue_debugfs_attrs; @@ -122,7 +121,8 @@ struct elevator_queue }; #define ELEVATOR_FLAG_REGISTERED 0 -#define ELEVATOR_FLAG_DISABLE_WBT 1 +#define ELEVATOR_FLAG_DYING 1 +#define ELEVATOR_FLAG_ENABLE_WBT_ON_EXIT 2 /* * block elevator interface @@ -148,8 +148,8 @@ extern void elv_unregister(struct elevator_type *); /* * io scheduler sysfs switching */ -extern ssize_t elv_iosched_show(struct request_queue *, char *); -extern ssize_t elv_iosched_store(struct request_queue *, const char *, size_t); +ssize_t elv_iosched_show(struct gendisk *disk, char *page); +ssize_t elv_iosched_store(struct gendisk *disk, const char *page, size_t count); extern bool elv_bio_merge_ok(struct request *, struct bio *); extern struct elevator_queue *elevator_alloc(struct request_queue *, @@ -183,4 +183,7 @@ extern struct request *elv_rb_find(struct rb_root *, sector_t); #define rq_entry_fifo(ptr) list_entry((ptr), struct request, queuelist) #define rq_fifo_clear(rq) list_del_init(&(rq)->queuelist) +void blk_mq_sched_reg_debugfs(struct request_queue *q); +void blk_mq_sched_unreg_debugfs(struct request_queue *q); + #endif /* _ELEVATOR_H */ |