Re: [PATCH]: Clean up of __alloc_pages

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On Monday 07 November 2005 03:57, Nick Piggin wrote:

>
> I don't think so because if the cpuset can be freed, then its page
> might be unmapped from the kernel address space if use-after-free
> debugging is turned on. And this is a use after free :)

RCU could be used to avoid that. Just only free it in a RCU callback.

-Andi
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