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[Xen-devel] [COMPILE TESTED PATCH V5 9/9] xen/blkback: use helper in vbd_sz()
- To: linux-block@xxxxxxxxxxxxxxx
- From: Chaitanya Kulkarni <chaitanya.kulkarni@xxxxxxx>
- Date: Tue, 20 Aug 2019 23:14:23 -0700
- Cc: damien.lemoal@xxxxxxx, linux-btrace@xxxxxxxxxxxxxxx, bvanassche@xxxxxxx, linux-scsi@xxxxxxxxxxxxxxx, konrad.wilk@xxxxxxxxxx, Chaitanya Kulkarni <chaitanya.kulkarni@xxxxxxx>, yuchao0@xxxxxxxxxx, colyli@xxxxxxx, linux-bcache@xxxxxxxxxxxxxxx, jaegeuk@xxxxxxxxxx, xen-devel@xxxxxxxxxxxxxxxxxxxx, kent.overstreet@xxxxxxxxx, roger.pau@xxxxxxxxxx
- Delivery-date: Wed, 21 Aug 2019 06:15:27 +0000
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- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
- Wdcironportexception: Internal
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().
Acked-by: Roger Pau Monné <roger.pau@xxxxxxxxxx>
Signed-off-by: Chaitanya Kulkarni <chaitanya.kulkarni@xxxxxxx>
---
drivers/block/xen-blkback/common.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
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))
--
2.17.0
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