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Searched refs:nullb (Results 1 – 5 of 5) sorted by relevance

/OK3568_Linux_fs/kernel/drivers/block/
H A Dnull_blk_main.c225 static void null_del_dev(struct nullb *nullb);
326 struct nullb *nullb = dev->nullb; in nullb_apply_submit_queues() local
329 if (!nullb) in nullb_apply_submit_queues()
338 set = nullb->tag_set; in nullb_apply_submit_queues()
395 null_del_dev(dev->nullb); in nullb_device_power_store()
526 null_del_dev(dev->nullb); in nullb_group_drop_item()
566 static inline int null_cache_active(struct nullb *nullb) in null_cache_active() argument
568 return test_bit(NULLB_DEV_FL_CACHE, &nullb->dev->flags); in null_cache_active()
758 static void null_free_sector(struct nullb *nullb, sector_t sector, in null_free_sector() argument
766 root = is_cache ? &nullb->dev->cache : &nullb->dev->data; in null_free_sector()
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H A Dnull_blk.h37 struct nullb *nullb; member
78 struct nullb { struct
103 int null_register_zoned_dev(struct nullb *nullb); argument
110 size_t null_zone_valid_read_len(struct nullb *nullb,
119 static inline int null_register_zoned_dev(struct nullb *nullb) in null_register_zoned_dev() argument
129 static inline size_t null_zone_valid_read_len(struct nullb *nullb, in null_zone_valid_read_len() argument
H A Dnull_blk_trace.h9 #define TRACE_SYSTEM nullb
57 TP_PROTO(struct nullb *nullb, unsigned int nr_zones),
58 TP_ARGS(nullb, nr_zones),
65 __assign_disk_name(__entry->disk, nullb->disk);
H A Dnull_blk_zoned.c126 int null_register_zoned_dev(struct nullb *nullb) in null_register_zoned_dev() argument
128 struct nullb_device *dev = nullb->dev; in null_register_zoned_dev()
129 struct request_queue *q = nullb->q; in null_register_zoned_dev()
132 int ret = blk_revalidate_disk_zones(nullb->disk, NULL); in null_register_zoned_dev()
138 q->nr_zones = blkdev_nr_zones(nullb->disk); in null_register_zoned_dev()
173 struct nullb *nullb = disk->private_data; in null_report_zones() local
174 struct nullb_device *dev = nullb->dev; in null_report_zones()
184 trace_nullb_report_zones(nullb, nr_zones); in null_report_zones()
210 size_t null_zone_valid_read_len(struct nullb *nullb, in null_zone_valid_read_len() argument
213 struct nullb_device *dev = nullb->dev; in null_zone_valid_read_len()
/OK3568_Linux_fs/kernel/Documentation/block/
H A Dnull_blk.rst10 The null block device (``/dev/nullb*``) is used for benchmarking the various
92 0 nullb* use default blk-mq io scheduler
93 1 nullb* doesn't use io scheduler