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Searched refs:max_discard_sectors (Results 1 – 19 of 19) sorted by relevance

/linux/block/
H A Dblk-merge.c140 unsigned int max_discard_sectors, granularity; in bio_split_discard() local
148 max_discard_sectors = in bio_split_discard()
149 min(lim->max_discard_sectors, bio_allowed_max_sectors(lim)); in bio_split_discard()
150 max_discard_sectors -= max_discard_sectors % granularity; in bio_split_discard()
151 if (unlikely(!max_discard_sectors)) in bio_split_discard()
154 if (bio_sectors(bio) <= max_discard_sectors) in bio_split_discard()
157 split_sectors = max_discard_sectors; in bio_split_discard()
H A Dblk-settings.c400 lim->max_discard_sectors = in blk_validate_limits()
407 if (lim->max_discard_sectors) in blk_validate_limits()
595 if (!lim->max_discard_sectors) in queue_limit_discard_alignment()
895 t->max_discard_sectors = min_not_zero(t->max_discard_sectors, in blk_stack_limits()
896 b->max_discard_sectors); in blk_stack_limits()
H A Dblk.h212 return min(q->limits.max_discard_sectors, in blk_queue_get_max_sectors()
H A Dblk-sysfs.c161 QUEUE_SYSFS_LIMIT_SHOW_SECTORS_TO_BYTES(max_discard_sectors)
/linux/include/uapi/linux/
H A Dvirtio_blk.h99 __virtio32 max_discard_sectors; member
H A Dublk_cmd.h550 __u32 max_discard_sectors; member
/linux/drivers/block/
H A Dloop.c733 u32 *granularity, u32 *max_discard_sectors) in loop_get_discard_config() argument
749 *max_discard_sectors = bdev_write_zeroes_sectors(bdev); in loop_get_discard_config()
757 *max_discard_sectors = UINT_MAX >> 9; in loop_get_discard_config()
943 u32 granularity = 0, max_discard_sectors = 0; in loop_update_limits() local
953 loop_get_discard_config(lo, &granularity, &max_discard_sectors); in loop_update_limits()
963 lim->max_hw_discard_sectors = max_discard_sectors; in loop_update_limits()
964 lim->max_write_zeroes_sectors = max_discard_sectors; in loop_update_limits()
965 if (max_discard_sectors) in loop_update_limits()
H A Dublk_drv.c612 if (p->max_discard_sectors && p->max_discard_segments != 1) in ublk_validate_params()
2817 lim.max_hw_discard_sectors = pd->max_discard_sectors; in ublk_ctrl_start_dev()
/linux/include/linux/
H A Dblkdev.h387 unsigned int max_discard_sectors; member
1098 q->limits.max_discard_sectors = 0; in blk_queue_disable_discard()
1418 return bdev_limits(bdev)->max_discard_sectors; in bdev_max_discard_sectors()
/linux/drivers/vdpa/vdpa_sim/
H A Dvdpa_sim_blk.c382 blk_config->max_discard_sectors = in vdpasim_blk_get_config()
/linux/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.c1645 max_sectors = limits->max_discard_sectors; in __process_abnormal_io()
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-thin.c2854 else if (data_limits->max_discard_sectors < pool->sectors_per_block) in disable_discard_passdown_if_not_supported()
H A Draid5.c7755 lim.max_discard_sectors < (stripe >> 9) || in raid5_set_limits()
/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/block/rnbd/
H A Drnbd-srv.c551 rsp->max_discard_sectors = cpu_to_le32(bdev_max_discard_sectors(bdev)); in rnbd_srv_fill_msg_open_rsp()
/linux/drivers/vdpa/
H A Dvdpa.c1052 val_u32 = __virtio32_to_cpu(true, config->max_discard_sectors); in vdpa_dev_blk_discard_config_fill()