[PATCH][2.6] Nested Interrupt support

[jschopp at austin.ibm.com]

We can't use percpu data here because the memory manager hasn't been
initialized.  To use per cpu data we need to be able to call kmalloc.

On Mon, 19 Jan 2004, Anton Blanchard wrote:
> Looks good. Could we use per cpu data here (do we init per cpu data
> before the xics setup)? Also Im wondering if we should have a quick
> check for overflow of the buffer.
>


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