Lines Matching refs:disk
25 ssize_t (*show)(struct gendisk *disk, char *page);
26 ssize_t (*show_limit)(struct gendisk *disk, char *page);
28 ssize_t (*store)(struct gendisk *disk, const char *page, size_t count);
29 int (*store_limit)(struct gendisk *disk, const char *page,
54 static ssize_t queue_requests_show(struct gendisk *disk, char *page) in queue_requests_show() argument
58 mutex_lock(&disk->queue->elevator_lock); in queue_requests_show()
59 ret = queue_var_show(disk->queue->nr_requests, page); in queue_requests_show()
60 mutex_unlock(&disk->queue->elevator_lock); in queue_requests_show()
65 queue_requests_store(struct gendisk *disk, const char *page, size_t count) in queue_requests_store() argument
70 struct request_queue *q = disk->queue; in queue_requests_store()
84 err = blk_mq_update_nr_requests(disk->queue, nr); in queue_requests_store()
92 static ssize_t queue_ra_show(struct gendisk *disk, char *page) in queue_ra_show() argument
96 mutex_lock(&disk->queue->limits_lock); in queue_ra_show()
97 ret = queue_var_show(disk->bdi->ra_pages << (PAGE_SHIFT - 10), page); in queue_ra_show()
98 mutex_unlock(&disk->queue->limits_lock); in queue_ra_show()
104 queue_ra_store(struct gendisk *disk, const char *page, size_t count) in queue_ra_store() argument
109 struct request_queue *q = disk->queue; in queue_ra_store()
120 disk->bdi->ra_pages = ra_kb >> (PAGE_SHIFT - 10); in queue_ra_store()
128 static ssize_t queue_##_field##_show(struct gendisk *disk, char *page) \
130 return queue_var_show(disk->queue->limits._field, page); \
154 static ssize_t queue_##_field##_show(struct gendisk *disk, char *page) \ in QUEUE_SYSFS_LIMIT_SHOW()
157 (unsigned long long)disk->queue->limits._field << \ in QUEUE_SYSFS_LIMIT_SHOW()
171 static ssize_t queue_##_field##_show(struct gendisk *disk, char *page) \
173 return queue_var_show(disk->queue->limits._field >> 1, page); \
180 static ssize_t queue_##_name##_show(struct gendisk *disk, char *page) \
190 static int queue_max_discard_sectors_store(struct gendisk *disk,
200 if (max_discard_bytes & (disk->queue->limits.discard_granularity - 1))
210 static int queue_max_wzeroes_unmap_sectors_store(struct gendisk *disk, in queue_max_wzeroes_unmap_sectors_store() argument
229 queue_max_sectors_store(struct gendisk *disk, const char *page, size_t count, in queue_max_sectors_store() argument
243 static ssize_t queue_feature_store(struct gendisk *disk, const char *page, in queue_feature_store() argument
261 static ssize_t queue_##_name##_show(struct gendisk *disk, char *page) \
264 !!(disk->queue->limits.features & _feature)); \
266 static int queue_##_name##_store(struct gendisk *disk, \
269 return queue_feature_store(disk, page, count, lim, _feature); \
278 static ssize_t queue_##_name##_show(struct gendisk *disk, char *page) \
281 !!(disk->queue->limits.features & _feature)); \
287 static ssize_t queue_poll_show(struct gendisk *disk, char *page) in queue_poll_show() argument
289 if (queue_is_mq(disk->queue)) in queue_poll_show()
290 return sysfs_emit(page, "%u\n", blk_mq_can_poll(disk->queue)); in queue_poll_show()
293 !!(disk->queue->limits.features & BLK_FEAT_POLL)); in queue_poll_show()
296 static ssize_t queue_zoned_show(struct gendisk *disk, char *page) in queue_zoned_show() argument
298 if (blk_queue_is_zoned(disk->queue)) in queue_zoned_show()
303 static ssize_t queue_nr_zones_show(struct gendisk *disk, char *page) in queue_nr_zones_show() argument
305 return queue_var_show(disk_nr_zones(disk), page); in queue_nr_zones_show()
308 static ssize_t queue_iostats_passthrough_show(struct gendisk *disk, char *page) in queue_iostats_passthrough_show() argument
310 return queue_var_show(!!blk_queue_passthrough_stat(disk->queue), page); in queue_iostats_passthrough_show()
313 static int queue_iostats_passthrough_store(struct gendisk *disk, in queue_iostats_passthrough_store() argument
330 static ssize_t queue_nomerges_show(struct gendisk *disk, char *page) in queue_nomerges_show() argument
332 return queue_var_show((blk_queue_nomerges(disk->queue) << 1) | in queue_nomerges_show()
333 blk_queue_noxmerges(disk->queue), page); in queue_nomerges_show()
336 static ssize_t queue_nomerges_store(struct gendisk *disk, const char *page, in queue_nomerges_store() argument
341 struct request_queue *q = disk->queue; in queue_nomerges_store()
359 static ssize_t queue_rq_affinity_show(struct gendisk *disk, char *page) in queue_rq_affinity_show() argument
361 bool set = test_bit(QUEUE_FLAG_SAME_COMP, &disk->queue->queue_flags); in queue_rq_affinity_show()
362 bool force = test_bit(QUEUE_FLAG_SAME_FORCE, &disk->queue->queue_flags); in queue_rq_affinity_show()
368 queue_rq_affinity_store(struct gendisk *disk, const char *page, size_t count) in queue_rq_affinity_store() argument
372 struct request_queue *q = disk->queue; in queue_rq_affinity_store()
402 static ssize_t queue_poll_delay_store(struct gendisk *disk, const char *page, in queue_poll_delay_store() argument
408 static ssize_t queue_poll_store(struct gendisk *disk, const char *page, in queue_poll_store() argument
413 struct request_queue *q = disk->queue; in queue_poll_store()
428 static ssize_t queue_io_timeout_show(struct gendisk *disk, char *page) in queue_io_timeout_show() argument
431 jiffies_to_msecs(READ_ONCE(disk->queue->rq_timeout))); in queue_io_timeout_show()
434 static ssize_t queue_io_timeout_store(struct gendisk *disk, const char *page, in queue_io_timeout_store() argument
439 struct request_queue *q = disk->queue; in queue_io_timeout_store()
452 static ssize_t queue_wc_show(struct gendisk *disk, char *page) in queue_wc_show() argument
454 if (blk_queue_write_cache(disk->queue)) in queue_wc_show()
459 static int queue_wc_store(struct gendisk *disk, const char *page, in queue_wc_store() argument
586 static ssize_t queue_wb_lat_show(struct gendisk *disk, char *page) in queue_wb_lat_show() argument
589 struct request_queue *q = disk->queue; in queue_wb_lat_show()
591 mutex_lock(&disk->rqos_state_mutex); in queue_wb_lat_show()
604 mutex_unlock(&disk->rqos_state_mutex); in queue_wb_lat_show()
608 static ssize_t queue_wb_lat_store(struct gendisk *disk, const char *page, in queue_wb_lat_store() argument
611 struct request_queue *q = disk->queue; in queue_wb_lat_store()
627 ret = wbt_init(disk); in queue_wb_lat_store()
648 mutex_lock(&disk->rqos_state_mutex); in queue_wb_lat_store()
650 mutex_unlock(&disk->rqos_state_mutex); in queue_wb_lat_store()
744 struct gendisk *disk = container_of(kobj, struct gendisk, queue_kobj); in queue_attr_visible() local
745 struct request_queue *q = disk->queue; in queue_attr_visible()
758 struct gendisk *disk = container_of(kobj, struct gendisk, queue_kobj); in blk_mq_queue_attr_visible() local
759 struct request_queue *q = disk->queue; in blk_mq_queue_attr_visible()
786 struct gendisk *disk = container_of(kobj, struct gendisk, queue_kobj); in queue_attr_show() local
794 mutex_lock(&disk->queue->limits_lock); in queue_attr_show()
795 res = entry->show_limit(disk, page); in queue_attr_show()
796 mutex_unlock(&disk->queue->limits_lock); in queue_attr_show()
800 return entry->show(disk, page); in queue_attr_show()
808 struct gendisk *disk = container_of(kobj, struct gendisk, queue_kobj); in queue_attr_store() local
809 struct request_queue *q = disk->queue; in queue_attr_store()
819 res = entry->store_limit(disk, page, length, &lim); in queue_attr_store()
831 return entry->store(disk, page, length); in queue_attr_store()
856 static void blk_debugfs_remove(struct gendisk *disk) in blk_debugfs_remove() argument
858 struct request_queue *q = disk->queue; in blk_debugfs_remove()
873 int blk_register_queue(struct gendisk *disk) in blk_register_queue() argument
875 struct request_queue *q = disk->queue; in blk_register_queue()
878 ret = kobject_add(&disk->queue_kobj, &disk_to_dev(disk)->kobj, "queue"); in blk_register_queue()
883 ret = blk_mq_sysfs_register(disk); in blk_register_queue()
890 q->debugfs_dir = debugfs_create_dir(disk->disk_name, blk_debugfs_root); in blk_register_queue()
895 ret = disk_register_independent_access_ranges(disk); in blk_register_queue()
899 ret = blk_crypto_sysfs_register(disk); in blk_register_queue()
907 wbt_enable_default(disk); in blk_register_queue()
910 kobject_uevent(&disk->queue_kobj, KOBJ_ADD); in blk_register_queue()
930 disk_unregister_independent_access_ranges(disk); in blk_register_queue()
932 blk_debugfs_remove(disk); in blk_register_queue()
935 blk_mq_sysfs_unregister(disk); in blk_register_queue()
937 kobject_del(&disk->queue_kobj); in blk_register_queue()
948 void blk_unregister_queue(struct gendisk *disk) in blk_unregister_queue() argument
950 struct request_queue *q = disk->queue; in blk_unregister_queue()
973 blk_mq_sysfs_unregister(disk); in blk_unregister_queue()
974 blk_crypto_sysfs_unregister(disk); in blk_unregister_queue()
977 disk_unregister_independent_access_ranges(disk); in blk_unregister_queue()
981 kobject_uevent(&disk->queue_kobj, KOBJ_REMOVE); in blk_unregister_queue()
982 kobject_del(&disk->queue_kobj); in blk_unregister_queue()
987 blk_debugfs_remove(disk); in blk_unregister_queue()