/linux/block/ |
H A D | blk-settings.c | 41 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()
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H A D | blk-lib.c | 15 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()
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H A D | blk-sysfs.c | 112 QUEUE_SYSFS_LIMIT_SHOW(discard_granularity) in QUEUE_SYSFS_LIMIT_SHOW() 167 if (max_discard_bytes & (disk->queue->limits.discard_granularity - 1))
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H A D | blk-merge.c | 142 granularity = max(lim->discard_granularity >> 9, 1U); in bio_split_discard()
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/linux/drivers/block/ |
H A D | virtio_blk.c | 1251 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()
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H A D | xen-blkfront.c | 221 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()
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H A D | brd.c | 338 .discard_granularity = PAGE_SIZE, in brd_alloc()
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H A D | loop.c | 311 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()
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/linux/drivers/block/rnbd/ |
H A D | rnbd-proto.h | 150 __le32 discard_granularity; member
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H A D | rnbd-clt.c | 1371 .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()
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H A D | rnbd-srv.c | 557 rsp->discard_granularity = cpu_to_le32(bdev_discard_granularity(bdev)); in rnbd_srv_fill_msg_open_rsp()
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/linux/drivers/mmc/core/ |
H A D | queue.c | 194 lim->discard_granularity = SECTOR_SIZE; in mmc_queue_setup_discard() 196 lim->discard_granularity = card->pref_erase << 9; in mmc_queue_setup_discard()
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/linux/include/uapi/linux/ |
H A D | ublk_cmd.h | 354 __u32 discard_granularity; member
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/linux/drivers/block/drbd/ |
H A D | drbd_worker.c | 596 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()
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H A D | drbd_nl.c | 1313 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()
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/linux/drivers/md/ |
H A D | dm-clone-target.c | 2048 limits->discard_granularity = clone->region_size << SECTOR_SHIFT; in set_discard_limits() 2060 limits->discard_granularity = dest_limits->discard_granularity; in set_discard_limits()
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H A D | dm-zoned-target.c | 1003 limits->discard_granularity = DMZ_BLOCK_SIZE; in dmz_io_hints()
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H A D | dm-table.c | 1831 limits->discard_granularity = 0; in dm_table_set_restrictions()
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H A D | raid5.c | 7739 lim.discard_granularity = stripe; in raid5_set_limits() 7762 lim.discard_granularity < stripe) in raid5_set_limits()
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/linux/fs/ntfs3/ |
H A D | super.c | 1191 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()
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H A D | ntfs_fs.h | 213 u32 discard_granularity; member
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/linux/Documentation/ABI/stable/ |
H A D | sysfs-block | 279 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
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/linux/include/linux/ |
H A D | blkdev.h | 375 unsigned int discard_granularity; member 1287 return bdev_get_queue(bdev)->limits.discard_granularity; in bdev_discard_granularity()
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/linux/drivers/s390/block/ |
H A D | dasd.c | 339 lim.discard_granularity = block->bp_block; in dasd_state_basic_to_ready()
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/linux/drivers/scsi/ |
H A D | sd.c | 858 lim->discard_granularity = max(sdkp->physical_block_size, in sd_config_discard()
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