[v2,PATCH 2/3] target: core: make hw_max_sectors store the sectors amount in blocks

Anastasia Kovaleva
2022-10-14T11:46:21Z

By default, hw_max_sectors stores its value in 512 blocks in iblock,
despite the fact that the block size can be 4096 bytes. Change
hw_max_sectors to store the number of sectors in hw_block_size blocks.

Signed-off-by: Anastasia Kovaleva <a.kovaleva@yadro.com>
Reviewed-by: Konstantin Shelekhin <k.shelekhin@yadro.com>
Reviewed-by: Dmitriy Bogdanov <d.bogdanov@yadro.com>
---
drivers/target/target_core_iblock.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c
index 8351c974cee3..2a704926edb9 100644
--- a/drivers/target/target_core_iblock.c
+++ b/drivers/target/target_core_iblock.c
@@ -124,7 +124,9 @@ static int iblock_configure_device(struct se_device *dev)
q = bdev_get_queue(bd);

dev->dev_attrib.hw_block_size = bdev_logical_block_size(bd);
- dev->dev_attrib.hw_max_sectors = queue_max_hw_sectors(q);
+ dev->dev_attrib.hw_max_sectors = mult_frac(queue_max_hw_sectors(q),
+ SECTOR_SIZE,
+ dev->dev_attrib.hw_block_size);
dev->dev_attrib.hw_queue_depth = q->nr_requests;

/*
--
2.30.2