scsi: target: core: Make hw_max_sectors store the sectors amount in blocks

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.

Reviewed-by: Konstantin Shelekhin <k.shelekhin@yadro.com>
Reviewed-by: Dmitriy Bogdanov <d.bogdanov@yadro.com>
Signed-off-by: Anastasia Kovaleva <a.kovaleva@yadro.com>
Link: https://lore.kernel.org/r/20221114102500.88892-3-a.kovaleva@yadro.com
Reviewed-by: Mike Christie <michael.christie@oracle.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c
index 8351c97..2a70492 100644 (file)
--- 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;
 
        /*