Re: regd: sleeping in atomic

From: Luis R. Rodriguez
Date: Tue Mar 16 2010 - 16:37:10 EST


On Tue, Mar 16, 2010 at 11:42 AM, Jiri Slaby <jirislaby@xxxxxxxxx> wrote:
> On 03/16/2010 05:18 PM, Luis R. Rodriguez wrote:
>>
>> one iteration of call_crda() which happens during module
>> initialization and from what I gather I don't think the kernel is
>> happy when you mutex_lock on load routines, please correct my foggy
>> memory if I am mistaken.
>
> No, using mutex in init/exit module routines is fine. Where do you have the
> information from?

A snag I hit when trying this a while ago on reg.c. I suppose the real
issue could have been something else.

> There might be problems only with request_module,
> flush_scheduled_work or similar.

OK -- then in that case I think using a mutex would work here, unless
John spots any other issues.

Luis
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