On Sat, 23 Mar 2013, KOSAKI Motohiro wrote:
> > --- linux.orig/mm/page_alloc.c 2013-03-19 16:09:03.736450861 -0500
> > +++ linux/mm/page_alloc.c 2013-03-22 17:07:43.895405617 -0500
> > @@ -4161,10 +4161,23 @@ int __meminit __early_pfn_to_nid(unsigne
> > {
> > unsigned long start_pfn, end_pfn;
> > int i, nid;
> > + /*
> > + NOTE: The following SMP-unsafe globals are only used early
> > + in boot when the kernel is running single-threaded.
> > + */
> > + static unsigned long last_start_pfn, last_end_pfn;
> > + static int last_nid;
>
> Why don't you mark them __meminitdata? They seems freeable.
>
Um, defining them in a __meminit function places them in .meminit.data
already.
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