2011/8/12 Franky Lin <frankyl@xxxxxxxxxxxx>:
> On 08/12/2011 09:44 AM, Arend van Spriel wrote:
>>
>> On 08/12/2011 04:07 PM, Rafał Miłecki wrote:
>>>
>>> 2011/8/12 Arend van Spriel<arend@xxxxxxxxxxxx>:
>>>>
>>>> @@ -3537,27 +3544,39 @@ static s32 brcmf_event_handler(void *data)
>>>> (struct brcmf_cfg80211_priv *)data;
>>>> struct sched_param param = {.sched_priority = MAX_RT_PRIO - 1 };
>>>> struct brcmf_cfg80211_event_q *e;
>>>> + DECLARE_WAITQUEUE(wait, current);
>>>>
>>>> sched_setscheduler(current, SCHED_FIFO,¶m);
>>>> allow_signal(SIGTERM);
>>>> - while (likely(!down_interruptible(&cfg_priv->event_sync))) {
>>>> + add_wait_queue(&cfg_priv->event_waitq,&wait);
>>>> + while (1) {
>>>> + prepare_to_wait(&cfg_priv->event_waitq,&wait,
>>>> + TASK_INTERRUPTIBLE);
>>>> +
>>>> + schedule();
>>>> +
>>>> if (kthread_should_stop())
>>>> break;
>>>> +
>>>> e = brcmf_deq_event(cfg_priv);
>>>> if (unlikely(!e)) {
>>>> WL_ERR("event queue empty...\n");
>>>> - BUG();
>>>> + continue;
>>>> }
>>>> - WL_INFO("event type (%d)\n", e->etype);
>>>> - if (cfg_priv->el.handler[e->etype])
>>>> - cfg_priv->el.handler[e->etype](cfg_priv,
>>>> -
>>>> cfg_to_ndev(cfg_priv),
>>>> -&e->emsg, e->edata);
>>>> - else
>>>> - WL_INFO("Unknown Event (%d): ignoring\n",
>>>> e->etype);
>>>>
>>>> - brcmf_put_event(e);
>>>> + do {
>>>> + WL_INFO("event type (%d)\n", e->etype);
>>>> + if (cfg_priv->el.handler[e->etype])
>>>> + cfg_priv->el.handler[e->etype](cfg_priv,
>>>> + cfg_to_ndev(cfg_priv),
>>>> +&e->emsg, e->edata);
>>>> + else
>>>> + WL_INFO("Unknown Event (%d):
>>>> ignoring\n",
>>>> + e->etype);
>>>> + brcmf_put_event(e);
>>>> + } while ((e = brcmf_deq_event(cfg_priv)));
>>>
>>> if (((((care_coding_style)))))
>>> fix();
>>>
>>> :-)
>>>
>>
>> I assume you refer to the indents above. Not sure what exactly happened
>> there, but the patch email as I received it looks. Could it be a mail
>> reader issue?
>
> Hi Rafał,
>
> If you are refering to this line
>>>> + } while ((e = brcmf_deq_event(cfg_priv)));
>
> The extra parentheses are added to fix a compiler warning:
> drivers/staging/brcm80211/brcmfmac/wl_cfg80211.c: In function
> ‘brcmf_event_handler’:
> drivers/staging/brcm80211/brcmfmac/wl_cfg80211.c:3576: warning:
> suggest parentheses around assignment used as truth value
Sorry for confusing you, I though it's OK to use
while (e = sth())
I caused a little of mess and discussion, ups :|
--
Rafał
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