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Re: [Xen-devel] [PATCH 2/2] xen/mm: Introduce PG_state_uninitialised

On 7 February 2020 16:40:01 GMT, "Xia, Hongyan" <hongyxia@xxxxxxxxxx> wrote:
>On Fri, 2020-02-07 at 16:32 +0000, David Woodhouse wrote:
>> ...
>> Ideally not because init_heap_pages() then calls free_heap_pages()
>> and the "recursion" is best avoided.
>Kind of depends on where we change its pg to initialised. If we do that
>in free_heap_pages this does recurse, but if it is done in
>init_heap_pages before calling free it does not.

True. It would *look* like it might recurse, but never should in practice.

Sent from my Android device with K-9 Mail. Please excuse my brevity.

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