linux-kernel - Re: [PATCH v1] Bluetooth: hci_sync: Remove redundant func definition

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Message-ID: <2cb4f711-5e7c-6fc7-263f-0ed6437f0edb@quicinc.com>
Date:   Fri, 15 Jul 2022 10:12:31 +0800
From:   quic_zijuhu <quic_zijuhu@...cinc.com>
To:     Luiz Augusto von Dentz <luiz.dentz@...il.com>
CC:     Marcel Holtmann <marcel@...tmann.org>,
        Johan Hedberg <johan.hedberg@...il.com>,
        David Miller <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Luiz Augusto Von Dentz <luiz.von.dentz@...el.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        "linux-bluetooth@...r.kernel.org" <linux-bluetooth@...r.kernel.org>,
        <linux-arm-msm@...r.kernel.org>,
        "open list:NETWORKING [GENERAL]" <netdev@...r.kernel.org>
Subject: Re: [PATCH v1] Bluetooth: hci_sync: Remove redundant func definition

On 7/15/2022 4:52 AM, Luiz Augusto von Dentz wrote:
> Hi Zijun,
> 
> On Wed, Jul 13, 2022 at 9:54 PM Zijun Hu <quic_zijuhu@...cinc.com> wrote:
>>
>> both hci_request.c and hci_sync.c have the same definition
>> for disconnected_accept_list_entries(), so remove a redundant
>> copy.
>>
>> Signed-off-by: Zijun Hu <quic_zijuhu@...cinc.com>
>> ---
>>  net/bluetooth/hci_request.c |  2 +-
>>  net/bluetooth/hci_request.h |  2 ++
>>  net/bluetooth/hci_sync.c    | 18 ------------------
>>  3 files changed, 3 insertions(+), 19 deletions(-)
> 
> We are actually deprecating hci_request functions in favor of hci_sync
> ones so this is going in the opposite direction.
> 
should remove disconnected_accept_list_entries() definition within hci_request.c instead of
hci_sync.c, right?

>> diff --git a/net/bluetooth/hci_request.c b/net/bluetooth/hci_request.c
>> index 635cc5fb451e..38e6c66a3327 100644
>> --- a/net/bluetooth/hci_request.c
>> +++ b/net/bluetooth/hci_request.c
>> @@ -1784,7 +1784,7 @@ int hci_update_random_address(struct hci_request *req, bool require_privacy,
>>         return 0;
>>  }
>>
>> -static bool disconnected_accept_list_entries(struct hci_dev *hdev)
>> +bool disconnected_accept_list_entries(struct hci_dev *hdev)
>>  {
>>         struct bdaddr_list *b;
>>
>> diff --git a/net/bluetooth/hci_request.h b/net/bluetooth/hci_request.h
>> index 7f8df258e295..e80b500878d9 100644
>> --- a/net/bluetooth/hci_request.h
>> +++ b/net/bluetooth/hci_request.h
>> @@ -120,6 +120,8 @@ void __hci_req_update_scan(struct hci_request *req);
>>  int hci_update_random_address(struct hci_request *req, bool require_privacy,
>>                               bool use_rpa, u8 *own_addr_type);
>>
>> +bool disconnected_accept_list_entries(struct hci_dev *hdev);
>> +
>>  int hci_abort_conn(struct hci_conn *conn, u8 reason);
>>  void __hci_abort_conn(struct hci_request *req, struct hci_conn *conn,
>>                       u8 reason);
>> diff --git a/net/bluetooth/hci_sync.c b/net/bluetooth/hci_sync.c
>> index 212b0cdb25f5..99ffac6c5e8c 100644
>> --- a/net/bluetooth/hci_sync.c
>> +++ b/net/bluetooth/hci_sync.c
>> @@ -2419,24 +2419,6 @@ int hci_write_fast_connectable_sync(struct hci_dev *hdev, bool enable)
>>         return err;
>>  }
>>
>> -static bool disconnected_accept_list_entries(struct hci_dev *hdev)
>> -{
>> -       struct bdaddr_list *b;
>> -
>> -       list_for_each_entry(b, &hdev->accept_list, list) {
>> -               struct hci_conn *conn;
>> -
>> -               conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &b->bdaddr);
>> -               if (!conn)
>> -                       return true;
>> -
>> -               if (conn->state != BT_CONNECTED && conn->state != BT_CONFIG)
>> -                       return true;
>> -       }
>> -
>> -       return false;
>> -}
>> -
>>  static int hci_write_scan_enable_sync(struct hci_dev *hdev, u8 val)
>>  {
>>         return __hci_cmd_sync_status(hdev, HCI_OP_WRITE_SCAN_ENABLE,
>> --
>> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project
>>
> 
>