602 static void __kfree_section_memmap(struct page *memmap)  in __kfree_section_memmap()  argument
604 	unsigned long start = (unsigned long)memmap;  in __kfree_section_memmap()
605 	unsigned long end = (unsigned long)(memmap + PAGES_PER_SECTION);  in __kfree_section_memmap()
610 static void free_map_bootmem(struct page *memmap)  in free_map_bootmem()  argument
612 	unsigned long start = (unsigned long)memmap;  in free_map_bootmem()
613 	unsigned long end = (unsigned long)(memmap + PAGES_PER_SECTION);  in free_map_bootmem()
645 static void __kfree_section_memmap(struct page *memmap)  in __kfree_section_memmap()  argument
647 	if (is_vmalloc_addr(memmap))  in __kfree_section_memmap()
648 		vfree(memmap);  in __kfree_section_memmap()
650 		free_pages((unsigned long)memmap,  in __kfree_section_memmap()
655 static void free_map_bootmem(struct page *memmap)  in free_map_bootmem()  argument
659 	struct page *page = virt_to_page(memmap);  in free_map_bootmem()
697 	struct page *memmap;  in sparse_add_one_section()  local
709 	memmap = kmalloc_section_memmap(section_nr, pgdat->node_id);  in sparse_add_one_section()
710 	if (!memmap)  in sparse_add_one_section()
714 		__kfree_section_memmap(memmap);  in sparse_add_one_section()
726 	memset(memmap, 0, sizeof(struct page) * PAGES_PER_SECTION);  in sparse_add_one_section()
730 	ret = sparse_init_one_section(ms, section_nr, memmap, usemap);  in sparse_add_one_section()
736 		__kfree_section_memmap(memmap);  in sparse_add_one_section()
743 static void clear_hwpoisoned_pages(struct page *memmap, int nr_pages)  in clear_hwpoisoned_pages()  argument
747 	if (!memmap)  in clear_hwpoisoned_pages()
751 		if (PageHWPoison(&memmap[i])) {  in clear_hwpoisoned_pages()
753 			ClearPageHWPoison(&memmap[i]);  in clear_hwpoisoned_pages()
758 static inline void clear_hwpoisoned_pages(struct page *memmap, int nr_pages)  in clear_hwpoisoned_pages()  argument
763 static void free_section_usemap(struct page *memmap, unsigned long *usemap)  in free_section_usemap()  argument
776 		if (memmap)  in free_section_usemap()
777 			__kfree_section_memmap(memmap);  in free_section_usemap()
786 	if (memmap)  in free_section_usemap()
787 		free_map_bootmem(memmap);  in free_section_usemap()
793 	struct page *memmap = NULL;  in sparse_remove_one_section()  local
800 		memmap = sparse_decode_mem_map(ms->section_mem_map,  in sparse_remove_one_section()
807 	clear_hwpoisoned_pages(memmap + map_offset,  in sparse_remove_one_section()
809 	free_section_usemap(memmap, usemap);  in sparse_remove_one_section()