From: Luis Chamberlain <mcgrof@kernel.org>
[ Upstream commit b579d6fdc3a9149bb4d2b3133cc0767130ed13e6 ]
Ensure we propagate npwg to the target as well instead
of assuming its the same logical blocks per physical block.
This ensures devices with large IUs information properly
propagated on the target.
Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Keith Busch <kbusch@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/nvme/target/io-cmd-bdev.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/nvme/target/io-cmd-bdev.c b/drivers/nvme/target/io-cmd-bdev.c
index 6a9626ff0713..58dd91d2d71c 100644
--- a/drivers/nvme/target/io-cmd-bdev.c
+++ b/drivers/nvme/target/io-cmd-bdev.c
@@ -36,7 +36,7 @@ void nvmet_bdev_set_limits(struct block_device *bdev, struct nvme_id_ns *id)
*/
id->nsfeat |= 1 << 4;
/* NPWG = Namespace Preferred Write Granularity. 0's based */
- id->npwg = lpp0b;
+ id->npwg = to0based(bdev_io_min(bdev) / bdev_logical_block_size(bdev));
/* NPWA = Namespace Preferred Write Alignment. 0's based */
id->npwa = id->npwg;
/* NPDG = Namespace Preferred Deallocate Granularity. 0's based */
--
2.39.5