On Tue, 2012-07-31 at 10:51 -0400, Steven Rostedt wrote:
> > OK, I will bite. How about using something like RCU_NONIDLE(), either
> > directly or open-coded, to make it a legal call site?
>
> OK, then something like:
>
> RCU_NONIDLE(max_data = task_uid(tsk));
>
> would work when called normally or with idle?
>
The comment above RCU_NONIDLE() says:
This macro may be used from process-level code only.
Although I'm not sure what a 'level' is. Do you mean process-context? If
so, then this will not work because it can be called from non process
level code (return from interrupt), or any interrupt that enables
interrupts.
-- Steve
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