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Searched refs:max_discard_sectors (Results 1 – 22 of 22) sorted by relevance

/linux-6.15/block/
H A Dblk-merge.c141 unsigned int max_discard_sectors, granularity; in bio_split_discard() local
149 max_discard_sectors = in bio_split_discard()
150 min(lim->max_discard_sectors, bio_allowed_max_sectors(lim)); in bio_split_discard()
151 max_discard_sectors -= max_discard_sectors % granularity; in bio_split_discard()
152 if (unlikely(!max_discard_sectors)) in bio_split_discard()
155 if (bio_sectors(bio) <= max_discard_sectors) in bio_split_discard()
158 split_sectors = max_discard_sectors; in bio_split_discard()
H A Dblk-settings.c341 lim->max_discard_sectors = in blk_validate_limits()
528 if (!lim->max_discard_sectors) in queue_limit_discard_alignment()
811 t->max_discard_sectors = min_not_zero(t->max_discard_sectors, in blk_stack_limits()
812 b->max_discard_sectors); in blk_stack_limits()
H A Dblk.h202 return min(q->limits.max_discard_sectors, in blk_queue_get_max_sectors()
H A Dblk-sysfs.c159 QUEUE_SYSFS_LIMIT_SHOW_SECTORS_TO_BYTES(max_discard_sectors)
/linux-6.15/include/uapi/linux/
H A Dvirtio_blk.h99 __virtio32 max_discard_sectors; member
H A Dublk_cmd.h383 __u32 max_discard_sectors; member
/linux-6.15/drivers/block/rnbd/
H A Drnbd-proto.h149 __le32 max_discard_sectors; member
H A Drnbd-clt.c1369 .max_hw_discard_sectors = le32_to_cpu(rsp->max_discard_sectors), in rnbd_client_setup_device()
1384 le32_to_cpu(rsp->max_discard_sectors); in rnbd_client_setup_device()
1617 le32_to_cpu(rsp->max_discard_sectors), in rnbd_clt_map_device()
H A Drnbd-srv.c556 rsp->max_discard_sectors = cpu_to_le32(bdev_max_discard_sectors(bdev)); in rnbd_srv_fill_msg_open_rsp()
/linux-6.15/drivers/block/
H A Dloop.c730 u32 *granularity, u32 *max_discard_sectors) in loop_get_discard_config() argument
746 *max_discard_sectors = bdev_write_zeroes_sectors(bdev); in loop_get_discard_config()
754 *max_discard_sectors = UINT_MAX >> 9; in loop_get_discard_config()
940 u32 granularity = 0, max_discard_sectors = 0; in loop_update_limits() local
950 loop_get_discard_config(lo, &granularity, &max_discard_sectors); in loop_update_limits()
960 lim->max_hw_discard_sectors = max_discard_sectors; in loop_update_limits()
961 lim->max_write_zeroes_sectors = max_discard_sectors; in loop_update_limits()
962 if (max_discard_sectors) in loop_update_limits()
H A Dublk_drv.c558 if (p->max_discard_sectors && p->max_discard_segments != 1) in ublk_validate_params()
2554 lim.max_hw_discard_sectors = pd->max_discard_sectors; in ublk_ctrl_start_dev()
H A Dvirtio_blk.c1318 max_discard_sectors, &v); in virtblk_read_limits()
/linux-6.15/include/linux/
H A Dblkdev.h383 unsigned int max_discard_sectors; member
1027 q->limits.max_discard_sectors = 0; in blk_queue_disable_discard()
1348 return bdev_limits(bdev)->max_discard_sectors; in bdev_max_discard_sectors()
/linux-6.15/drivers/vdpa/vdpa_sim/
H A Dvdpa_sim_blk.c382 blk_config->max_discard_sectors = in vdpasim_blk_get_config()
/linux-6.15/drivers/md/
H A Ddm-rq.c219 !clone->q->limits.max_discard_sectors) in dm_done()
H A Ddm-clone-target.c2031 else if (dest_limits->max_discard_sectors < clone->region_size) in disable_passdown_if_not_supported()
H A Ddm-cache-target.c3464 else if (origin_limits->max_discard_sectors < cache->sectors_per_block) in disable_passdown_if_not_supported()
H A Ddm.c1657 max_sectors = limits->max_discard_sectors; in __process_abnormal_io()
H A Ddm-thin.c2854 else if (data_limits->max_discard_sectors < pool->sectors_per_block) in disable_discard_passdown_if_not_supported()
H A Draid5.c7763 lim.max_discard_sectors < (stripe >> 9) || in raid5_set_limits()
/linux-6.15/drivers/block/drbd/
H A Ddrbd_receiver.c1517 unsigned int max_discard_sectors, granularity; in drbd_issue_discard_or_zero_out() local
1528 max_discard_sectors = min(bdev_max_discard_sectors(bdev), (1U << 22)); in drbd_issue_discard_or_zero_out()
1529 max_discard_sectors -= max_discard_sectors % granularity; in drbd_issue_discard_or_zero_out()
1530 if (unlikely(!max_discard_sectors)) in drbd_issue_discard_or_zero_out()
1551 while (nr_sectors >= max_discard_sectors) { in drbd_issue_discard_or_zero_out()
1552 err |= blkdev_issue_discard(bdev, start, max_discard_sectors, in drbd_issue_discard_or_zero_out()
1554 nr_sectors -= max_discard_sectors; in drbd_issue_discard_or_zero_out()
1555 start += max_discard_sectors; in drbd_issue_discard_or_zero_out()
/linux-6.15/drivers/vdpa/
H A Dvdpa.c1052 val_u32 = __virtio32_to_cpu(true, config->max_discard_sectors); in vdpa_dev_blk_discard_config_fill()