Searched refs:max_discard (Results 1 – 4 of 4) sorted by relevance
| /linux-4.4.14/block/ |
| D | blk-sysfs.c | 165 unsigned long max_discard; in queue_discard_max_store() local
166 ssize_t ret = queue_var_store(&max_discard, page, count); in queue_discard_max_store()
171 if (max_discard & (q->limits.discard_granularity - 1)) in queue_discard_max_store()
174 max_discard >>= 9; in queue_discard_max_store()
175 if (max_discard > UINT_MAX) in queue_discard_max_store()
178 if (max_discard > q->limits.max_hw_discard_sectors) in queue_discard_max_store()
179 max_discard = q->limits.max_hw_discard_sectors; in queue_discard_max_store()
181 q->limits.max_discard_sectors = max_discard; in queue_discard_max_store()
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| /linux-4.4.14/drivers/mmc/card/ |
| D | queue.c | 161 unsigned max_discard; in mmc_queue_setup_discard() local
163 max_discard = mmc_calc_max_discard(card); in mmc_queue_setup_discard()
164 if (!max_discard) in mmc_queue_setup_discard()
168 blk_queue_max_discard_sectors(q, max_discard); in mmc_queue_setup_discard()
173 if (card->pref_erase > max_discard) in mmc_queue_setup_discard()
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| /linux-4.4.14/drivers/mmc/core/ |
| D | core.c | 2317 unsigned int max_discard, x, y, qty = 0, max_qty, timeout; in mmc_do_calc_max_discard() local
2362 max_discard = qty << card->erase_shift; in mmc_do_calc_max_discard()
2364 max_discard = qty + 1; in mmc_do_calc_max_discard()
2366 max_discard = qty * card->erase_size; in mmc_do_calc_max_discard()
2368 return max_discard; in mmc_do_calc_max_discard()
2374 unsigned int max_discard, max_trim; in mmc_calc_max_discard() local
2387 max_discard = mmc_do_calc_max_discard(card, MMC_ERASE_ARG); in mmc_calc_max_discard()
2390 if (max_trim < max_discard) in mmc_calc_max_discard()
2391 max_discard = max_trim; in mmc_calc_max_discard()
2392 } else if (max_discard < card->erase_size) { in mmc_calc_max_discard()
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| /linux-4.4.14/drivers/nvme/host/ |
| D | scsi.c | 739 __be32 max_discard = cpu_to_be32(ns->queue->limits.max_discard_sectors); in nvme_trans_bdev_limits_page() local
746 memcpy(&inq_response[20], &max_discard, sizeof(u32)); in nvme_trans_bdev_limits_page()
748 if (max_discard) in nvme_trans_bdev_limits_page()
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