Re: [PATCH] firmware class: export nowait to userspace
From: Kay Sievers
Date: Fri Mar 12 2010 - 00:30:33 EST
On Fri, Mar 12, 2010 at 05:46, Johannes Berg <johannes@xxxxxxxxxxxxxxxx> wrote:
> On Fri, 2010-03-12 at 05:21 +0100, Kay Sievers wrote:
>> The firmware_class already always exports a TIMEOUT= value, right? If
>> this is the case, it should be set to 0, I guess.
>
> Yes and no. It is exported, but typically it will be 60 seconds. And
> even in this case it makes sense to eventually time out when userspace
> is not responding.
Ok, I didn't expect the async version to time out. Sounds fine then.
>> Sounds fine to have a flag like this, while "NOWAIT" is, I guess, a
>> pretty bad name from the event perspective. This name might make sense
>> for the called kernel function, but not so much for a firmware loader
>> instruction.
>
> Yeah, I can agree with that. How about "ASYNC" or so? It needs to
> distinguish between "I'm going to wait for this please respond" and "I'm
> not really waiting, please let me now when you can".
Yeah, sounds fine to me.
Thanks,
Kay
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