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[V3,8/9] nvmet: add zns bdev config support

Message ID 20201201041416.16293-9-chaitanya.kulkarni@wdc.com (mailing list archive)
State New, archived
Headers show
Series nvmet: add ZBD backend support | expand

Commit Message

Chaitanya Kulkarni Dec. 1, 2020, 4:14 a.m. UTC
For zbd based bdev backend we need to override the ns->blksize_shift
with the physical block size instead of using the logical block size
so that SMR drives will not result in an error.

Update the nvmet_bdev_ns_enable() to reflect that.

Signed-off-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
 drivers/nvme/target/io-cmd-bdev.c | 3 +++
 1 file changed, 3 insertions(+)
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diff --git a/drivers/nvme/target/io-cmd-bdev.c b/drivers/nvme/target/io-cmd-bdev.c
index 125dde3f410e..e1f6d59dd341 100644
--- a/drivers/nvme/target/io-cmd-bdev.c
+++ b/drivers/nvme/target/io-cmd-bdev.c
@@ -86,6 +86,9 @@  int nvmet_bdev_ns_enable(struct nvmet_ns *ns)
+	if (bdev_is_zoned(ns->bdev) && !nvmet_bdev_zns_enable(ns))
+		return -EINVAL;
 	return 0;