28 queue_var_show(unsigned long var, char *page)  in queue_var_show()  argument
30 	return sprintf(page, "%lu\n", var);  in queue_var_show()
34 queue_var_store(unsigned long *var, const char *page, size_t count)  in queue_var_store()  argument
39 	err = kstrtoul(page, 10, &v);  in queue_var_store()
48 static ssize_t queue_var_store64(s64 *var, const char *page)  in queue_var_store64()  argument
53 	err = kstrtos64(page, 10, &v);  in queue_var_store64()
61 static ssize_t queue_requests_show(struct request_queue *q, char *page)  in queue_requests_show()  argument
63 	return queue_var_show(q->nr_requests, (page));  in queue_requests_show()
67 queue_requests_store(struct request_queue *q, const char *page, size_t count)  in queue_requests_store()  argument
75 	ret = queue_var_store(&nr, page, count);  in queue_requests_store()
89 static ssize_t queue_ra_show(struct request_queue *q, char *page)  in queue_ra_show()  argument
94 	return queue_var_show(ra_kb, (page));  in queue_ra_show()
98 queue_ra_store(struct request_queue *q, const char *page, size_t count)  in queue_ra_store()  argument
101 	ssize_t ret = queue_var_store(&ra_kb, page, count);  in queue_ra_store()
111 static ssize_t queue_max_sectors_show(struct request_queue *q, char *page)  in queue_max_sectors_show()  argument
115 	return queue_var_show(max_sectors_kb, (page));  in queue_max_sectors_show()
118 static ssize_t queue_max_segments_show(struct request_queue *q, char *page)  in queue_max_segments_show()  argument
120 	return queue_var_show(queue_max_segments(q), (page));  in queue_max_segments_show()
124 		char *page)  in queue_max_discard_segments_show()  argument
126 	return queue_var_show(queue_max_discard_segments(q), (page));  in queue_max_discard_segments_show()
129 static ssize_t queue_max_integrity_segments_show(struct request_queue *q, char *page)  in queue_max_integrity_segments_show()  argument
131 	return queue_var_show(q->limits.max_integrity_segments, (page));  in queue_max_integrity_segments_show()
134 static ssize_t queue_max_segment_size_show(struct request_queue *q, char *page)  in queue_max_segment_size_show()  argument
136 	return queue_var_show(queue_max_segment_size(q), (page));  in queue_max_segment_size_show()
139 static ssize_t queue_logical_block_size_show(struct request_queue *q, char *page)  in queue_logical_block_size_show()  argument
141 	return queue_var_show(queue_logical_block_size(q), page);  in queue_logical_block_size_show()
144 static ssize_t queue_physical_block_size_show(struct request_queue *q, char *page)  in queue_physical_block_size_show()  argument
146 	return queue_var_show(queue_physical_block_size(q), page);  in queue_physical_block_size_show()
149 static ssize_t queue_chunk_sectors_show(struct request_queue *q, char *page)  in queue_chunk_sectors_show()  argument
151 	return queue_var_show(q->limits.chunk_sectors, page);  in queue_chunk_sectors_show()
154 static ssize_t queue_io_min_show(struct request_queue *q, char *page)  in queue_io_min_show()  argument
156 	return queue_var_show(queue_io_min(q), page);  in queue_io_min_show()
159 static ssize_t queue_io_opt_show(struct request_queue *q, char *page)  in queue_io_opt_show()  argument
161 	return queue_var_show(queue_io_opt(q), page);  in queue_io_opt_show()
164 static ssize_t queue_discard_granularity_show(struct request_queue *q, char *page)  in queue_discard_granularity_show()  argument
166 	return queue_var_show(q->limits.discard_granularity, page);  in queue_discard_granularity_show()
169 static ssize_t queue_discard_max_hw_show(struct request_queue *q, char *page)  in queue_discard_max_hw_show()  argument
172 	return sprintf(page, "%llu\n",  in queue_discard_max_hw_show()
176 static ssize_t queue_discard_max_show(struct request_queue *q, char *page)  in queue_discard_max_show()  argument
178 	return sprintf(page, "%llu\n",  in queue_discard_max_show()
183 				       const char *page, size_t count)  in queue_discard_max_store()  argument
186 	ssize_t ret = queue_var_store(&max_discard, page, count);  in queue_discard_max_store()
205 static ssize_t queue_discard_zeroes_data_show(struct request_queue *q, char *page)  in queue_discard_zeroes_data_show()  argument
207 	return queue_var_show(0, page);  in queue_discard_zeroes_data_show()
210 static ssize_t queue_write_same_max_show(struct request_queue *q, char *page)  in queue_write_same_max_show()  argument
212 	return sprintf(page, "%llu\n",  in queue_write_same_max_show()
216 static ssize_t queue_write_zeroes_max_show(struct request_queue *q, char *page)  in queue_write_zeroes_max_show()  argument
218 	return sprintf(page, "%llu\n",  in queue_write_zeroes_max_show()
222 static ssize_t queue_zone_append_max_show(struct request_queue *q, char *page)  in queue_zone_append_max_show()  argument
226 	return sprintf(page, "%llu\n", max_sectors << SECTOR_SHIFT);  in queue_zone_append_max_show()
230 queue_max_sectors_store(struct request_queue *q, const char *page, size_t count)  in queue_max_sectors_store()  argument
235 	ssize_t ret = queue_var_store(&max_sectors_kb, page, count);  in queue_max_sectors_store()
254 static ssize_t queue_max_hw_sectors_show(struct request_queue *q, char *page)  in queue_max_hw_sectors_show()  argument
258 	return queue_var_show(max_hw_sectors_kb, (page));  in queue_max_hw_sectors_show()
263 queue_##name##_show(struct request_queue *q, char *page)		\
267 	return queue_var_show(neg ? !bit : bit, page);			\
270 queue_##name##_store(struct request_queue *q, const char *page, size_t count) \
274 	ret = queue_var_store(&val, page, count);			\
293 static ssize_t queue_zoned_show(struct request_queue *q, char *page)  in queue_zoned_show()  argument
297 		return sprintf(page, "host-aware\n");  in queue_zoned_show()
299 		return sprintf(page, "host-managed\n");  in queue_zoned_show()
301 		return sprintf(page, "none\n");  in queue_zoned_show()
305 static ssize_t queue_nr_zones_show(struct request_queue *q, char *page)  in queue_nr_zones_show()  argument
307 	return queue_var_show(blk_queue_nr_zones(q), page);  in queue_nr_zones_show()
310 static ssize_t queue_max_open_zones_show(struct request_queue *q, char *page)  in queue_max_open_zones_show()  argument
312 	return queue_var_show(queue_max_open_zones(q), page);  in queue_max_open_zones_show()
315 static ssize_t queue_max_active_zones_show(struct request_queue *q, char *page)  in queue_max_active_zones_show()  argument
317 	return queue_var_show(queue_max_active_zones(q), page);  in queue_max_active_zones_show()
320 static ssize_t queue_nomerges_show(struct request_queue *q, char *page)  in queue_nomerges_show()  argument
323 			       blk_queue_noxmerges(q), page);  in queue_nomerges_show()
326 static ssize_t queue_nomerges_store(struct request_queue *q, const char *page,  in queue_nomerges_store()  argument
330 	ssize_t ret = queue_var_store(&nm, page, count);  in queue_nomerges_store()
345 static ssize_t queue_rq_affinity_show(struct request_queue *q, char *page)  in queue_rq_affinity_show()  argument
350 	return queue_var_show(set << force, page);  in queue_rq_affinity_show()
354 queue_rq_affinity_store(struct request_queue *q, const char *page, size_t count)  in queue_rq_affinity_store()  argument
360 	ret = queue_var_store(&val, page, count);  in queue_rq_affinity_store()
378 static ssize_t queue_poll_delay_show(struct request_queue *q, char *page)  in queue_poll_delay_show()  argument
387 	return sprintf(page, "%d\n", val);  in queue_poll_delay_show()
390 static ssize_t queue_poll_delay_store(struct request_queue *q, const char *page,  in queue_poll_delay_store()  argument
398 	err = kstrtoint(page, 10, &val);  in queue_poll_delay_store()
412 static ssize_t queue_poll_show(struct request_queue *q, char *page)  in queue_poll_show()  argument
414 	return queue_var_show(test_bit(QUEUE_FLAG_POLL, &q->queue_flags), page);  in queue_poll_show()
417 static ssize_t queue_poll_store(struct request_queue *q, const char *page,  in queue_poll_store()  argument
427 	ret = queue_var_store(&poll_on, page, count);  in queue_poll_store()
439 static ssize_t queue_io_timeout_show(struct request_queue *q, char *page)  in queue_io_timeout_show()  argument
441 	return sprintf(page, "%u\n", jiffies_to_msecs(q->rq_timeout));  in queue_io_timeout_show()
444 static ssize_t queue_io_timeout_store(struct request_queue *q, const char *page,  in queue_io_timeout_store()  argument
450 	err = kstrtou32(page, 10, &val);  in queue_io_timeout_store()
459 static ssize_t queue_wb_lat_show(struct request_queue *q, char *page)  in queue_wb_lat_show()  argument
464 	return sprintf(page, "%llu\n", div_u64(wbt_get_min_lat(q), 1000));  in queue_wb_lat_show()
467 static ssize_t queue_wb_lat_store(struct request_queue *q, const char *page,  in queue_wb_lat_store()  argument
474 	ret = queue_var_store64(&val, page);  in queue_wb_lat_store()
511 static ssize_t queue_wc_show(struct request_queue *q, char *page)  in queue_wc_show()  argument
514 		return sprintf(page, "write back\n");  in queue_wc_show()
516 	return sprintf(page, "write through\n");  in queue_wc_show()
519 static ssize_t queue_wc_store(struct request_queue *q, const char *page,  in queue_wc_store()  argument
524 	if (!strncmp(page, "write back", 10))  in queue_wc_store()
526 	else if (!strncmp(page, "write through", 13) ||  in queue_wc_store()
527 		 !strncmp(page, "none", 4))  in queue_wc_store()
541 static ssize_t queue_fua_show(struct request_queue *q, char *page)  in queue_fua_show()  argument
543 	return sprintf(page, "%u\n", test_bit(QUEUE_FLAG_FUA, &q->queue_flags));  in queue_fua_show()
546 static ssize_t queue_dax_show(struct request_queue *q, char *page)  in queue_dax_show()  argument
548 	return queue_var_show(blk_queue_dax(q), page);  in queue_dax_show()
692 queue_attr_show(struct kobject *kobj, struct attribute *attr, char *page)  in queue_attr_show()  argument
702 	res = entry->show(q, page);  in queue_attr_show()
709 		    const char *page, size_t length)  in queue_attr_store()  argument
720 	res = entry->store(q, page, length);  in queue_attr_store()