Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 7347b5ff authored by Marco Sanvido's avatar Marco Sanvido Committed by Nicholas Bellinger
Browse files

target: Fix iblock se_dev_attrib.unmap_granularity 



The block layer keeps q->limits.discard_granularity in bytes, but iblock
(and the SCSI Block Limits VPD page) keep unmap_granularity in blocks.
Report the correct value when exporting block devices by dividing to
convert bytes to blocks.

Signed-off-by: default avatarRoland Dreier <roland@purestorage.com>
Signed-off-by: default avatarNicholas Bellinger <nab@linux-iscsi.org>
parent 735703ca

drivers/target/target_core_iblock.c

+1 −1
Original line number Diff line number Diff line
@@ -181,7 +181,7 @@ static struct se_device *iblock_create_virtdevice( 
		 */

		dev->se_sub_dev->se_dev_attrib.max_unmap_block_desc_count = 1;

		dev->se_sub_dev->se_dev_attrib.unmap_granularity =

				q->limits.discard_granularity;

				q->limits.discard_granularity >> 9;

		dev->se_sub_dev->se_dev_attrib.unmap_granularity_alignment =

				q->limits.discard_alignment;