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net: bluetooth: compact struct bt_skb_cb by inlining struct hci_req_ctrl

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struct hci_req_ctrl is never used outside of struct bt_skb_cb;
Inlining it frees 8 bytes on a 64 bit system in skb->cb[] allowing
the addition of more ancillary data.

Signed-off-by: Eyal Birger <eyal.birger@gmail.com>
Reviewed-by: Shmulik Ladkani <shmulik.ladkani@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eyal Birger
2015-03-01 14:58:25 +02:00
committed by David S. Miller
parent 287f3a943f
commit 49a6fe0557
5 changed files with 15 additions and 19 deletions
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6
net/bluetooth/hci_request.c
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@ -55,7 +55,7 @@ int hci_req_run(struct hci_request *req, hci_req_complete_t complete)
return -ENODATA;
skb = skb_peek_tail(&req->cmd_q);
bt_cb(skb)->req.complete = complete;
bt_cb(skb)->req_complete = complete;
spin_lock_irqsave(&hdev->cmd_q.lock, flags);
skb_queue_splice_tail(&req->cmd_q, &hdev->cmd_q);
@ -116,9 +116,9 @@ void hci_req_add_ev(struct hci_request *req, u16 opcode, u32 plen,
}
if (skb_queue_empty(&req->cmd_q))
bt_cb(skb)->req.start = true;
bt_cb(skb)->req_start = true;
bt_cb(skb)->req.event = event;
bt_cb(skb)->req_event = event;
skb_queue_tail(&req->cmd_q, skb);
}