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path: root/drivers/block/drbd/drbd_main.c
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Diffstat (limited to 'drivers/block/drbd/drbd_main.c')
-rw-r--r--drivers/block/drbd/drbd_main.c51
1 files changed, 23 insertions, 28 deletions
diff --git a/drivers/block/drbd/drbd_main.c b/drivers/block/drbd/drbd_main.c
index 4b0b25cc916e..912560f611c3 100644
--- a/drivers/block/drbd/drbd_main.c
+++ b/drivers/block/drbd/drbd_main.c
@@ -903,31 +903,6 @@ void drbd_gen_and_send_sync_uuid(struct drbd_peer_device *peer_device)
}
}
-/* communicated if (agreed_features & DRBD_FF_WSAME) */
-static void
-assign_p_sizes_qlim(struct drbd_device *device, struct p_sizes *p,
- struct request_queue *q)
-{
- if (q) {
- p->qlim->physical_block_size = cpu_to_be32(queue_physical_block_size(q));
- p->qlim->logical_block_size = cpu_to_be32(queue_logical_block_size(q));
- p->qlim->alignment_offset = cpu_to_be32(queue_alignment_offset(q));
- p->qlim->io_min = cpu_to_be32(queue_io_min(q));
- p->qlim->io_opt = cpu_to_be32(queue_io_opt(q));
- p->qlim->discard_enabled = blk_queue_discard(q);
- p->qlim->write_same_capable = 0;
- } else {
- q = device->rq_queue;
- p->qlim->physical_block_size = cpu_to_be32(queue_physical_block_size(q));
- p->qlim->logical_block_size = cpu_to_be32(queue_logical_block_size(q));
- p->qlim->alignment_offset = 0;
- p->qlim->io_min = cpu_to_be32(queue_io_min(q));
- p->qlim->io_opt = cpu_to_be32(queue_io_opt(q));
- p->qlim->discard_enabled = 0;
- p->qlim->write_same_capable = 0;
- }
-}
-
int drbd_send_sizes(struct drbd_peer_device *peer_device, int trigger_reply, enum dds_flags flags)
{
struct drbd_device *device = peer_device->device;
@@ -949,7 +924,9 @@ int drbd_send_sizes(struct drbd_peer_device *peer_device, int trigger_reply, enu
memset(p, 0, packet_size);
if (get_ldev_if_state(device, D_NEGOTIATING)) {
- struct request_queue *q = bdev_get_queue(device->ldev->backing_bdev);
+ struct block_device *bdev = device->ldev->backing_bdev;
+ struct request_queue *q = bdev_get_queue(bdev);
+
d_size = drbd_get_max_capacity(device->ldev);
rcu_read_lock();
u_size = rcu_dereference(device->ldev->disk_conf)->disk_size;
@@ -957,14 +934,32 @@ int drbd_send_sizes(struct drbd_peer_device *peer_device, int trigger_reply, enu
q_order_type = drbd_queue_order_type(device);
max_bio_size = queue_max_hw_sectors(q) << 9;
max_bio_size = min(max_bio_size, DRBD_MAX_BIO_SIZE);
- assign_p_sizes_qlim(device, p, q);
+ p->qlim->physical_block_size =
+ cpu_to_be32(bdev_physical_block_size(bdev));
+ p->qlim->logical_block_size =
+ cpu_to_be32(bdev_logical_block_size(bdev));
+ p->qlim->alignment_offset =
+ cpu_to_be32(bdev_alignment_offset(bdev));
+ p->qlim->io_min = cpu_to_be32(bdev_io_min(bdev));
+ p->qlim->io_opt = cpu_to_be32(bdev_io_opt(bdev));
+ p->qlim->discard_enabled = !!bdev_max_discard_sectors(bdev);
put_ldev(device);
} else {
+ struct request_queue *q = device->rq_queue;
+
+ p->qlim->physical_block_size =
+ cpu_to_be32(queue_physical_block_size(q));
+ p->qlim->logical_block_size =
+ cpu_to_be32(queue_logical_block_size(q));
+ p->qlim->alignment_offset = 0;
+ p->qlim->io_min = cpu_to_be32(queue_io_min(q));
+ p->qlim->io_opt = cpu_to_be32(queue_io_opt(q));
+ p->qlim->discard_enabled = 0;
+
d_size = 0;
u_size = 0;
q_order_type = QUEUE_ORDERED_NONE;
max_bio_size = DRBD_MAX_BIO_SIZE; /* ... multiple BIOs per peer_request */
- assign_p_sizes_qlim(device, p, NULL);
}
if (peer_device->connection->agreed_pro_version <= 94)