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Bluetooth: Compress the size of struct hci_ctrl

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We can reduce the size of the hci_ctrl struct by converting
'bool req_start' to 'u8 req_flags' and making the two function
pointers a union (since only one is ever set at a time).

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Johan Hedberg
2015-11-05 09:31:40 +02:00
committed by Marcel Holtmann
parent 5fcc86bd26
commit 44d2713774
4 changed files with 23 additions and 14 deletions
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11
include/net/bluetooth/bluetooth.h
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@@ -296,12 +296,17 @@ typedef void (*hci_req_complete_t)(struct hci_dev *hdev, u8 status, u16 opcode);
typedef void (*hci_req_complete_skb_t)(struct hci_dev *hdev, u8 status,
u16 opcode, struct sk_buff *skb);
#define HCI_REQ_START BIT(0)
#define HCI_REQ_SKB BIT(1)
struct hci_ctrl {
__u16 opcode;
bool req_start;
u8 req_flags;
u8 req_event;
hci_req_complete_t req_complete;
hci_req_complete_skb_t req_complete_skb;
union {
hci_req_complete_t req_complete;
hci_req_complete_skb_t req_complete_skb;
};
};
struct bt_skb_cb {