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Searched refs:dmz (Results 1 – 2 of 2) sorted by relevance

/Linux-v4.19/drivers/md/
Ddm-zoned-target.c103 static int dmz_submit_read_bio(struct dmz_target *dmz, struct dm_zone *zone, in dmz_submit_read_bio() argument
112 sector = dmz_start_sect(dmz->metadata, zone) + dmz_blk2sect(chunk_block); in dmz_submit_read_bio()
124 clone = bio_clone_fast(bio, GFP_NOIO, &dmz->bio_set); in dmz_submit_read_bio()
146 static void dmz_handle_read_zero(struct dmz_target *dmz, struct bio *bio, in dmz_handle_read_zero() argument
162 static int dmz_handle_read(struct dmz_target *dmz, struct dm_zone *zone, in dmz_handle_read() argument
165 sector_t chunk_block = dmz_chunk_block(dmz->dev, dmz_bio_block(bio)); in dmz_handle_read()
177 dmz_dev_debug(dmz->dev, "READ chunk %llu -> %s zone %u, block %llu, %u blocks", in dmz_handle_read()
178 (unsigned long long)dmz_bio_chunk(dmz->dev, bio), in dmz_handle_read()
180 dmz_id(dmz->metadata, zone), in dmz_handle_read()
189 ret = dmz_block_valid(dmz->metadata, zone, chunk_block); in dmz_handle_read()
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/Linux-v4.19/Documentation/device-mapper/
Ddm-zoned.txt144 echo "0 `blockdev --getsize ${dev}` zoned ${dev}" | dmsetup create dmz-`basename ${dev}`