diff mbox series

[COMPILE,TEST,ONLY,V3,9/9] xen/blkback: use helper in vbd_sz()

Message ID 20190702174236.3332-10-chaitanya.kulkarni@wdc.com (mailing list archive)
State Superseded
Headers show
Series block: use right accessor to read nr_sects | expand

Commit Message

Chaitanya Kulkarni July 2, 2019, 5:42 p.m. UTC 
This patch updates the vbd_sz() macro with newly introduced helper
function to read the nr_sects from block device's hd_parts with the
help of part_nr_sects_read().

Signed-off-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
---
 drivers/block/xen-blkback/common.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/block/xen-blkback/common.h b/drivers/block/xen-blkback/common.h
index 1d3002d773f7..f96cb8d1cb99 100644
--- a/drivers/block/xen-blkback/common.h
+++ b/drivers/block/xen-blkback/common.h
@@ -359,7 +359,7 @@  struct pending_req {
 
 
 #define vbd_sz(_v)	((_v)->bdev->bd_part ? \
-			 (_v)->bdev->bd_part->nr_sects : \
+			  bdev_nr_sects((_v)->bdev) : \
 			  get_capacity((_v)->bdev->bd_disk))
 
 #define xen_blkif_get(_b) (atomic_inc(&(_b)->refcnt))