[PATCH v2 5/5] xen/blkback: remove unused pers_gnts_lock from struct xen_blkif_ring

Juergen Gross
2018-08-08T14:25:28Z

pers_gnts_lock isn't being used anywhere. Remove it.

Signed-off-by: Juergen Gross <jgross@suse.com>
Reviewed-by: Roger Pau Monné <roger.pau@citrix.com>
---
drivers/block/xen-blkback/common.h | 1 -
1 file changed, 1 deletion(-)

diff --git a/drivers/block/xen-blkback/common.h b/drivers/block/xen-blkback/common.h
index 2339b8d39c5e..1d3002d773f7 100644
--- a/drivers/block/xen-blkback/common.h
+++ b/drivers/block/xen-blkback/common.h
@@ -269,7 +269,6 @@ struct xen_blkif_ring {
wait_queue_head_t pending_free_wq;

/* Tree to store persistent grants. */
- spinlock_t pers_gnts_lock;
struct rb_root persistent_gnts;
unsigned int persistent_gnt_c;
atomic_t persistent_gnt_in_use;
--
2.13.7