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SubjectRe: [PATCH] __free_pages_ok oops
On Thu, 7 Feb 2002, David S. Miller wrote:
> From: Rik van Riel <>
> Date: Thu, 7 Feb 2002 10:34:20 -0200 (BRST)
> Actually, at this point we _know_ page->list.{prev,next} are
> We can use this to add the pages to a special list, from where
> __alloc_pages() and kswapd can move them to the free list, in
> process context.
> I don't think there should be any special logic on how to free a page
> outside of the page allocator itself. Certainly this kind of stuff
> doesn't belong in the networking.
> Pages can be freed from arbitrary contexts, and the page allocator
> should be the part the knows how to deal with it.
> Maybe I don't understand and you're really suggesting something else.

The mechanism to do what I described above should of course be
in __free_pages_ok().

if (PageLRU(page)) {
if (in_interrupt()) {
} else

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