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path: root/drivers/nvme/target/io-cmd-bdev.c
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Diffstat (limited to 'drivers/nvme/target/io-cmd-bdev.c')
-rw-r--r--drivers/nvme/target/io-cmd-bdev.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/nvme/target/io-cmd-bdev.c b/drivers/nvme/target/io-cmd-bdev.c
index eba42df2f821..8d246b8ca604 100644
--- a/drivers/nvme/target/io-cmd-bdev.c
+++ b/drivers/nvme/target/io-cmd-bdev.c
@@ -46,6 +46,10 @@ void nvmet_bdev_set_limits(struct block_device *bdev, struct nvme_id_ns *id)
id->npda = id->npdg;
/* NOWS = Namespace Optimal Write Size */
id->nows = to0based(bdev_io_opt(bdev) / bdev_logical_block_size(bdev));
+
+ /* Set WZDS and DRB if device supports unmapped write zeroes */
+ if (bdev_write_zeroes_unmap_sectors(bdev))
+ id->dlfeat = (1 << 3) | 0x1;
}
void nvmet_bdev_ns_disable(struct nvmet_ns *ns)
@@ -65,7 +69,7 @@ static void nvmet_bdev_ns_enable_integrity(struct nvmet_ns *ns)
return;
if (bi->csum_type == BLK_INTEGRITY_CSUM_CRC) {
- ns->metadata_size = bi->tuple_size;
+ ns->metadata_size = bi->metadata_size;
if (bi->flags & BLK_INTEGRITY_REF_TAG)
ns->pi_type = NVME_NS_DPS_PI_TYPE1;
else