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Searched refs:max_discard_sectors (Results 1 – 15 of 15) sorted by relevance

/linux/block/
H A Dblk-merge.c163 unsigned int max_discard_sectors, granularity; in __bio_split_discard() local
171 max_discard_sectors = min(max_sectors, bio_allowed_max_sectors(lim)); in __bio_split_discard()
172 max_discard_sectors -= max_discard_sectors % granularity; in __bio_split_discard()
173 if (unlikely(!max_discard_sectors)) in __bio_split_discard()
176 if (bio_sectors(bio) <= max_discard_sectors) in __bio_split_discard()
179 split_sectors = max_discard_sectors; in __bio_split_discard()
203 max_sectors = lim->max_discard_sectors; in bio_split_discard()
H A Dblk.h234 return min(q->limits.max_discard_sectors, in blk_queue_get_max_sectors()
/linux/include/uapi/linux/
H A Dvirtio_blk.h99 __virtio32 max_discard_sectors; member
H A Dublk_cmd.h712 __u32 max_discard_sectors; member
/linux/drivers/block/
H A Dloop.c753 u32 *granularity, u32 *max_discard_sectors) in loop_get_discard_config() argument
769 *max_discard_sectors = bdev_write_zeroes_sectors(bdev); in loop_get_discard_config()
777 *max_discard_sectors = UINT_MAX >> 9; in loop_get_discard_config()
976 u32 granularity = 0, max_discard_sectors = 0; in loop_update_limits() local
986 loop_get_discard_config(lo, &granularity, &max_discard_sectors); in loop_update_limits()
997 lim->max_hw_discard_sectors = max_discard_sectors; in loop_update_limits()
998 lim->max_write_zeroes_sectors = max_discard_sectors; in loop_update_limits()
999 if (max_discard_sectors) in loop_update_limits()
H A Dublk_drv.c992 if (p->max_discard_sectors && p->max_discard_segments != 1) in ublk_validate_params()
4483 lim.max_hw_discard_sectors = pd->max_discard_sectors; in ublk_ctrl_start_dev()
/linux/include/linux/
H A Dblkdev.h398 unsigned int max_discard_sectors; member
1135 q->limits.max_discard_sectors = 0; in blk_queue_disable_discard()
1367 return bdev_limits(bdev)->max_discard_sectors; in bdev_max_discard_sectors()
/linux/drivers/block/rnbd/
H A Drnbd-clt.c1371 .max_hw_discard_sectors = le32_to_cpu(rsp->max_discard_sectors), in rnbd_client_setup_device()
1386 le32_to_cpu(rsp->max_discard_sectors); in rnbd_client_setup_device()
1621 le32_to_cpu(rsp->max_discard_sectors), in rnbd_clt_map_device()
/linux/drivers/block/drbd/
H A Ddrbd_receiver.c1329 unsigned int max_discard_sectors, granularity; in drbd_issue_discard_or_zero_out() local
1340 max_discard_sectors = min(bdev_max_discard_sectors(bdev), (1U << 22)); in drbd_issue_discard_or_zero_out()
1341 max_discard_sectors -= max_discard_sectors % granularity; in drbd_issue_discard_or_zero_out()
1342 if (unlikely(!max_discard_sectors)) in drbd_issue_discard_or_zero_out()
1363 while (nr_sectors >= max_discard_sectors) { in drbd_issue_discard_or_zero_out()
1364 err |= blkdev_issue_discard(bdev, start, max_discard_sectors, in drbd_issue_discard_or_zero_out()
1366 nr_sectors -= max_discard_sectors; in drbd_issue_discard_or_zero_out()
1367 start += max_discard_sectors; in drbd_issue_discard_or_zero_out()
/linux/drivers/vdpa/
H A Dvdpa.c1016 val_u32 = __virtio32_to_cpu(true, config->max_discard_sectors); in vdpa_dev_blk_discard_config_fill()
/linux/drivers/md/
H A Ddm-clone-target.c2016 else if (dest_limits->max_discard_sectors < clone->region_size) in disable_passdown_if_not_supported()
H A Ddm.c1655 max_sectors = limits->max_discard_sectors; in __process_abnormal_io()
H A Ddm-thin.c2852 else if (data_limits->max_discard_sectors < pool->sectors_per_block) in disable_discard_passdown_if_not_supported()
H A Draid5.c7968 lim.max_discard_sectors < (stripe >> 9) || in raid5_set_limits()
/linux/drivers/s390/block/
H A Ddasd_eckd.c7814 unsigned int max_discard_sectors, max_bytes, ext_bytes; in dasd_eckd_disc_limits() local
7832 max_discard_sectors = max_bytes / 512; in dasd_eckd_disc_limits()
7834 lim->max_hw_discard_sectors = max_discard_sectors; in dasd_eckd_disc_limits()