linux-kernel - [PATCH v2 14/29] virtio-mem: drop last_mb

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Date:   Thu, 12 Nov 2020 14:38:00 +0100
From:   David Hildenbrand <david@...hat.com>
To:     linux-kernel@...r.kernel.org
Cc:     virtualization@...ts.linux-foundation.org, linux-mm@...ck.org,
        "Michael S . Tsirkin" <mst@...hat.com>,
        David Hildenbrand <david@...hat.com>,
        Wei Yang <richard.weiyang@...ux.alibaba.com>,
        Pankaj Gupta <pankaj.gupta.linux@...il.com>,
        Jason Wang <jasowang@...hat.com>
Subject: [PATCH v2 14/29] virtio-mem: drop last_mb_id

No longer used, let's drop it.

Reviewed-by: Wei Yang <richard.weiyang@...ux.alibaba.com>
Reviewed-by: Pankaj Gupta <pankaj.gupta.linux@...il.com>
Cc: "Michael S. Tsirkin" <mst@...hat.com>
Cc: Jason Wang <jasowang@...hat.com>
Cc: Pankaj Gupta <pankaj.gupta.linux@...il.com>
Signed-off-by: David Hildenbrand <david@...hat.com>
---
 drivers/virtio/virtio_mem.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/drivers/virtio/virtio_mem.c b/drivers/virtio/virtio_mem.c
index bd76aa79a82e..a7beac5942e0 100644
--- a/drivers/virtio/virtio_mem.c
+++ b/drivers/virtio/virtio_mem.c
@@ -84,8 +84,6 @@ struct virtio_mem {
 
 	/* Id of the first memory block of this device. */
 	unsigned long first_mb_id;
-	/* Id of the last memory block of this device. */
-	unsigned long last_mb_id;
 	/* Id of the last usable memory block of this device. */
 	unsigned long last_usable_mb_id;
 	/* Id of the next memory bock to prepare when needed. */
@@ -1773,8 +1771,6 @@ static int virtio_mem_init(struct virtio_mem *vm)
 	vm->first_mb_id = virtio_mem_phys_to_mb_id(vm->addr - 1 +
 						   memory_block_size_bytes());
 	vm->next_mb_id = vm->first_mb_id;
-	vm->last_mb_id = virtio_mem_phys_to_mb_id(vm->addr +
-			 vm->region_size) - 1;
 
 	dev_info(&vm->vdev->dev, "start address: 0x%llx", vm->addr);
 	dev_info(&vm->vdev->dev, "region size: 0x%llx", vm->region_size);
-- 
2.26.2