buggy GFP_KERNEL allocators

[kuznet en ms2.inr.ac.ru]

Hello!

> +				current->state = TASK_RUNNING;	/* We *must* do this before touching userspace! */

This smells suspiciously. Page fault code should not stuck only because
task state is not running. It contaradicts all the idea behind wait queues.

Essentially, fault is like signal. It must move task state to running.

Alexey

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