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

[David Woodhouse <dwmw2@xxxxxxxxxxxxx>]

On 7 February 2020 16:30:04 GMT, "Xia, Hongyan" <hongyxia@xxxxxxxxxx> wrote:
>On Fri, 2020-02-07 at 15:57 +0000, David Woodhouse wrote:
>> From: David Woodhouse <dwmw@xxxxxxxxxxxx>
>> 
>> ...
>> 
>> Finally, make free_xenheap_pages() and free_domheap_pages() call
>> through to init_heap_pages() instead of directly to free_heap_pages()
>> in the case where pages are being free which have never passed
>> through
>> init_heap_pages().
>> 
>> Signed-off-by: David Woodhouse <dwmw@xxxxxxxxxxxx>
>
>If both end up calling free_heap_pages, can we just put the check
>there?

Ideally not because init_heap_pages() then calls free_heap_pages() and the 
"recursion" is best avoided.

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

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