On Tue, 13 Feb 2007, Linus Torvalds wrote:
> if (in_async_context())
> return -EINVAL;
>
> or similar. We need that "async_context()" function anyway for the other
> cases where we can't do other things concurrently, like changing the UID.
Yes, that's definitely better. Let's have the policy about weather a
syscall is or is not async-enabled, inside the syscall itself. Simplify
things a lot.
- Davide
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