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Searched refs:discard_granularity (Results 1 – 25 of 27) sorted by relevance

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/linux/block/
H A Dblk-settings.c41 lim->discard_granularity = SECTOR_SIZE; in blk_set_stacking_limits()
308 if (lim->discard_granularity < lim->physical_block_size) in blk_validate_limits()
309 lim->discard_granularity = lim->physical_block_size; in blk_validate_limits()
460 granularity = lim->discard_granularity >> SECTOR_SHIFT; in queue_limit_discard_alignment()
622 if (b->discard_granularity) { in blk_stack_limits()
629 t->discard_granularity = max(t->discard_granularity, in blk_stack_limits()
630 b->discard_granularity); in blk_stack_limits()
632 t->discard_granularity; in blk_stack_limits()
H A Dblk-lib.c15 unsigned int discard_granularity = bdev_discard_granularity(bdev); in bio_discard_limit() local
22 round_up(sector, discard_granularity >> SECTOR_SHIFT); in bio_discard_limit()
35 return round_down(UINT_MAX, discard_granularity) >> SECTOR_SHIFT; in bio_discard_limit()
H A Dblk-sysfs.c112 QUEUE_SYSFS_LIMIT_SHOW(discard_granularity) in QUEUE_SYSFS_LIMIT_SHOW()
167 if (max_discard_bytes & (disk->queue->limits.discard_granularity - 1))
H A Dblk-merge.c142 granularity = max(lim->discard_granularity >> 9, 1U); in bio_split_discard()
/linux/drivers/block/
H A Dvirtio_blk.c1251 u32 discard_granularity = 0; in virtblk_read_limits() local
1321 discard_sector_alignment, &discard_granularity); in virtblk_read_limits()
1363 discard_granularity = min_not_zero(discard_granularity, v); in virtblk_read_limits()
1407 if (discard_granularity) in virtblk_read_limits()
1408 lim->discard_granularity = in virtblk_read_limits()
1409 discard_granularity << SECTOR_SHIFT; in virtblk_read_limits()
1411 lim->discard_granularity = lim->logical_block_size; in virtblk_read_limits()
H A Dxen-blkfront.c221 unsigned int discard_granularity; member
955 if (info->discard_granularity) in blkif_set_queue_limits()
956 lim->discard_granularity = info->discard_granularity; in blkif_set_queue_limits()
2152 info->discard_granularity = xenbus_read_unsigned(info->xbdev->otherend, in blkfront_setup_discard()
H A Dbrd.c338 .discard_granularity = PAGE_SIZE, in brd_alloc()
H A Dloop.c311 lim.discard_granularity = 0; in loop_clear_limits()
807 lim->discard_granularity = granularity; in loop_config_discard()
809 lim->discard_granularity = 0; in loop_config_discard()
/linux/drivers/block/rnbd/
H A Drnbd-proto.h150 __le32 discard_granularity; member
H A Drnbd-clt.c1371 .discard_granularity = le32_to_cpu(rsp->discard_granularity), in rnbd_client_setup_device()
1619 le32_to_cpu(rsp->discard_granularity), in rnbd_clt_map_device()
H A Drnbd-srv.c557 rsp->discard_granularity = cpu_to_le32(bdev_discard_granularity(bdev)); in rnbd_srv_fill_msg_open_rsp()
/linux/drivers/mmc/core/
H A Dqueue.c194 lim->discard_granularity = SECTOR_SIZE; in mmc_queue_setup_discard()
196 lim->discard_granularity = card->pref_erase << 9; in mmc_queue_setup_discard()
/linux/include/uapi/linux/
H A Dublk_cmd.h354 __u32 discard_granularity; member
/linux/drivers/block/drbd/
H A Ddrbd_worker.c596 int discard_granularity = 0; in make_resync_request() local
618 discard_granularity = rcu_dereference(device->ldev->disk_conf)->rs_discard_granularity; in make_resync_request()
686 if (discard_granularity && size == discard_granularity) in make_resync_request()
736 size == discard_granularity ? P_RS_THIN_REQ : P_RS_DATA_REQUEST, in make_resync_request()
H A Ddrbd_nl.c1313 lim.discard_granularity = 512; in drbd_reconsider_queue_parameters()
1317 lim.discard_granularity = 0; in drbd_reconsider_queue_parameters()
1334 if ((lim.discard_granularity >> SECTOR_SHIFT) > in drbd_reconsider_queue_parameters()
1336 lim.discard_granularity = 0; in drbd_reconsider_queue_parameters()
1451 unsigned int discard_granularity = bdev_discard_granularity(bdev); in sanitize_disk_conf() local
1454 if (discard_granularity > disk_conf->rs_discard_granularity) in sanitize_disk_conf()
1455 disk_conf->rs_discard_granularity = discard_granularity; in sanitize_disk_conf()
1458 discard_granularity; in sanitize_disk_conf()
/linux/drivers/md/
H A Ddm-clone-target.c2048 limits->discard_granularity = clone->region_size << SECTOR_SHIFT; in set_discard_limits()
2060 limits->discard_granularity = dest_limits->discard_granularity; in set_discard_limits()
H A Ddm-zoned-target.c1003 limits->discard_granularity = DMZ_BLOCK_SIZE; in dmz_io_hints()
H A Ddm-table.c1831 limits->discard_granularity = 0; in dm_table_set_restrictions()
H A Draid5.c7739 lim.discard_granularity = stripe; in raid5_set_limits()
7762 lim.discard_granularity < stripe) in raid5_set_limits()
/linux/fs/ntfs3/
H A Dsuper.c1191 sbi->discard_granularity = bdev_discard_granularity(bdev); in ntfs_fill_super()
1193 ~(u64)(sbi->discard_granularity - 1); in ntfs_fill_super()
1665 start = (lbo + sbi->discard_granularity - 1) & in ntfs_discard()
H A Dntfs_fs.h213 u32 discard_granularity; member
/linux/Documentation/ABI/stable/
H A Dsysfs-block279 What: /sys/block/<disk>/queue/discard_granularity
285 block size. The discard_granularity parameter indicates the size
287 device. Otherwise the discard_granularity will be set to match
288 the device's physical block size. A discard_granularity of 0
/linux/include/linux/
H A Dblkdev.h375 unsigned int discard_granularity; member
1287 return bdev_get_queue(bdev)->limits.discard_granularity; in bdev_discard_granularity()
/linux/drivers/s390/block/
H A Ddasd.c339 lim.discard_granularity = block->bp_block; in dasd_state_basic_to_ready()
/linux/drivers/scsi/
H A Dsd.c858 lim->discard_granularity = max(sdkp->physical_block_size, in sd_config_discard()

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