Vladimir Cotfas wrote:
> Jan
>
>> OK, to recover from a transmitter hang (or timeout) let's go this route:
>>
>> rtdm_nrtsig_init(&nic->tx_timeout_signal, e100_timeout_handler, nic);
>>
>> e100_exec_cb:
>> if (err == -ENOSPC)
>> rtdm_nrtsig_pend(nic->tx_timeout_signal);
>>
>>
>> static void e100_timeout_handler(rtdm_nrtsig_t nrt_sig, void *arg)
>> {
>> struct nic *nic = arg;
>>
>> schedule_work(&nic->tx_timeout_task);
>> }
>>
>> Changed the code accordingly. Please review.
>
> You were asking me to make the delay timeouts configurable. Problem is that
> there's more than one and I think they should be left as-is.If you look closer, you'll find only one effective timeout: that for the outer loop. > I've had > problems with the rt_eepro100 timeout and I had to extend it. That's why it has to be configurable. The defaults are unacceptable for normal use as they can bring down the whole system (latency-wise) if the hardware runs into troubles. > I think the > Intel guys know why the had them this way. Yes, but they naturally had different design goals. Jan
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