Re: [PATCH 01/18] lirc core device driver infrastructure

From: Christoph Bartelmus
Date: Thu Sep 11 2008 - 14:35:02 EST


Hi Janne,

on 10 Sep 08 at 14:24, Janne Grunau wrote:
> On Tuesday 09 September 2008 15:01:02 Christoph Hellwig wrote:

>>> + do {
>>> + if (ir->open) {
>>> + if (ir->jiffies_to_wait) {
>>> + set_current_state(TASK_INTERRUPTIBLE);
>>> + schedule_timeout(ir->jiffies_to_wait);
>>> + } else {
>>> + interruptible_sleep_on(
>>> + ir->p.get_queue(ir->p.data));
>>> + }
>>
>> No sleep on, please. But this one should be trivial to fix anyway,
>> by just changing this to a
>>
>> set_current_state(TASK_INTERRUPTIBLE);
>> schedule();
>>
>> and using wake_up_process in the wakeup path.

> No driver uses the get_queue callback. So I'm inclined to just remove
> it. Christoph, any objections?

lirc_gpio is using it.
I guess there will be no need to use lirc_gpio in future, but I'd like to
keep this in CVS for people who still use it.

Christoph
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