On Tue 15-10-19 13:42:03, David Hildenbrand wrote:
[...]
> > -static bool pfn_range_valid_gigantic(struct zone *z,
> > - unsigned long start_pfn, unsigned long nr_pages)
> > -{
> > - unsigned long i, end_pfn = start_pfn + nr_pages;
> > - struct page *page;
> > -
> > - for (i = start_pfn; i < end_pfn; i++) {
> > - if (!pfn_valid(i))
> > - return false;
> > -
> > - page = pfn_to_page(i);
>
> Am I missing something or should here really be a pfn_to_online_page() here
> instead of a pfn_valid() ?
http://lkml.kernel.org/r/20180423000943.GO17484@xxxxxxxxxxxxxx
--
Michal Hocko
SUSE Labs
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