Re: [PATCH 3/3] Bluetooth: Use advertising cache thread-safe functions

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Hi Andre,

On Tue, Feb 7, 2012 at 12:29 AM, Andre Guedes <aguedespe@xxxxxxxxx> wrote:
> diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
> index 6808069..3933ccd 100644
> --- a/net/bluetooth/hci_event.c
> +++ b/net/bluetooth/hci_event.c
> @@ -3255,12 +3255,10 @@ static inline void hci_le_adv_report_evt(struct hci_dev *hdev,
>        void *ptr = &skb->data[1];
>        s8 rssi;
>
> -       hci_dev_lock(hdev);
> -

So there is no need to lock hdev between the hci_add_adv_entry() and
mgmt_device_found() calls? This looks different from what is done for
BR/EDR for the inquiry cache.

>        while (num_reports--) {
>                struct hci_ev_le_advertising_info *ev = ptr;
>
> -               __hci_add_adv_entry(hdev, ev);
> +               hci_add_adv_entry(hdev, ev);
>
>                rssi = ev->data[ev->length];
>                mgmt_device_found(hdev, &ev->bdaddr, LE_LINK, ev->bdaddr_type,
> @@ -3268,8 +3266,6 @@ static inline void hci_le_adv_report_evt(struct hci_dev *hdev,
>
>                ptr += sizeof(*ev) + ev->length + 1;
>        }
> -
> -       hci_dev_unlock(hdev);
>  }
>
>  static inline void hci_le_ltk_request_evt(struct hci_dev *hdev,
> --
> 1.7.9


Best Regards,
-- 
Anderson Lizardo
Instituto Nokia de Tecnologia - INdT
Manaus - Brazil
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