Re: Runaway loop with the current git.

From: Kay Sievers
Date: Sun Dec 07 2008 - 11:03:30 EST

On Sun, Dec 7, 2008 at 16:55, Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx> wrote:
> On Sun, Dec 07, 2008 at 10:49:27PM +0800, Herbert Xu wrote:
>> In any case the loop itself does not involve any crypto components
>> so I don't think making changes in the crypto layer is going to
>> make this go away forever as anyone calling request_module early
>> enough will get into this loop.
> Having said that I think this patch should remove this particular
> trigger. Unfortunately I couldn't find a more succinct way of
> expressing this relationship: if ALGAPI is built-in because it's
> selected by an algorithm, and CRYPTO_MANAGER is enabled then we
> require CRYPTO_MANAGER to be built-in as well.
> Evgeniy, please let me know whether this fixes the problem.

Even when this works around it, the problem that the kernel triggers
module loading on /dev/console access stays and needs to be fixed

It's a pure kernel bug, regardless of how many times Alan likes to
establish non-sensical hotplug rules to prevent this. The next
innocent driver change, like yours is, will run into the same problem.

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