[RFC 0/2] Reenable might_sleep() checks for might_fault() when atomic

[David Laight]

From: David Hildenbrand
...
> Although it might not be optimal, but keeping a separate counter for
> pagefault_disable() as part of the preemption counter seems to be the only
> doable thing right now. I am not sure if a completely separated counter is even
> possible, increasing the size of thread_info.

What about adding (say) 0x10000 for the more restrictive test?

	David