Messages in this thread | | | From | Jeff Moyer <> | Subject | Re: [PATCH V2 1/2] mm: hotplug: implement non-movable version of get_user_pages() called get_user_pages_non_movable() | Date | Mon, 13 May 2013 10:54:03 -0400 |
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Benjamin LaHaise <bcrl@kvack.org> writes:
> On Mon, May 13, 2013 at 10:19:02AM +0100, Mel Gorman wrote: >> On Mon, May 13, 2013 at 05:11:43PM +0800, Tang Chen wrote: > ... >> > If so, I'm wondering where should we put this callback pointers ? >> > In struct page ? >> > >> >> No, I would expect the callbacks to be part the address space operations >> which can be found via page->mapping. > > If someone adds those callbacks and provides a means for testing them, > it would be pretty trivial to change the aio code to migrate its pinned > pages on demand.
How do you propose to move the ring pages?
Cheers, Jeff
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