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SubjectWhy is irq_stack_union a union?
Why not just a struct?

Also, why is this all tangled up in gsbase initialization? And why
does irq_stack_ptr point 64 bytes from the top? And why does the
stack overflow thing look STACK_TOP_MARGIN == 128 bytes from the top?

Confused.

--Andy

--
Andy Lutomirski
AMA Capital Management, LLC


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