Re: [REGRESSION] Minimize per_cpu reservations patch causes NULL ptr deref when some CPUs are offline

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On Tue, 2008-11-04 at 15:28 -0500, Doug Chapman wrote:
> It appears the intent of calling per_cpu_scan_finalize() at the
> current
> location is that it needs to be called prior to find_memory().  The
> "Minimize
> per_cpu reservations." patch changes code in arch/ia64/mm/discontig.c
> which
> sets up the per-cpu datastructures to only set those up for CPUs in
> early_cpu_possible_map.

Correction on this bit,  it isn't find_memory() it is cpu_init() which
calls per_cpu_init() however the general problem is the same.

- Doug


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