Messages in this thread | | | Date | Tue, 24 Jun 2008 07:44:45 -0700 | From | Mike Travis <> | Subject | Re: v2.6.26-rc7: BUG: unable to handle kernel NULL pointer dereference |
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Rusty Russell wrote: ... > Nice catch. Basically, cpu_possible_map should only be cleared at boot, and > probably not even then. >
One thing that should be avoided, is clearing anything but the last bit in the cpu_possible_map. This is because num_possible_cpus != nr_cpu_ids when there are holes in the map. (nr_cpu_ids = highest possible cpu # + 1).
Thanks, Mike
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