Messages in this thread | | | Date | Wed, 25 May 2016 15:23:19 -0700 | From | Andrew Morton <> | Subject | Re: [PATCH] mm: use early_pfn_to_nid in register_page_bootmem_info_node |
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On Wed, 25 May 2016 14:00:07 -0700 Yang Shi <yang.shi@linaro.org> wrote:
> register_page_bootmem_info_node() is invoked in mem_init(), so it will be > called before page_alloc_init_late() if CONFIG_DEFERRED_STRUCT_PAGE_INIT > is enabled. But, pfn_to_nid() depends on memmap which won't be fully setup > until page_alloc_init_late() is done, so replace pfn_to_nid() by > early_pfn_to_nid().
What are the runtime effects of this fix?
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