571 static void __kfree_section_memmap(struct page *memmap,  in __kfree_section_memmap()  argument
574 	unsigned long start = (unsigned long)memmap;  in __kfree_section_memmap()
575 	unsigned long end = (unsigned long)(memmap + PAGES_PER_SECTION);  in __kfree_section_memmap()
580 static void free_map_bootmem(struct page *memmap)  in free_map_bootmem()  argument
582 	unsigned long start = (unsigned long)memmap;  in free_map_bootmem()
583 	unsigned long end = (unsigned long)(memmap + PAGES_PER_SECTION);  in free_map_bootmem()
616 static void __kfree_section_memmap(struct page *memmap,  in __kfree_section_memmap()  argument
619 	if (is_vmalloc_addr(memmap))  in __kfree_section_memmap()
620 		vfree(memmap);  in __kfree_section_memmap()
622 		free_pages((unsigned long)memmap,  in __kfree_section_memmap()
627 static void free_map_bootmem(struct page *memmap)  in free_map_bootmem()  argument
631 	struct page *page = virt_to_page(memmap);  in free_map_bootmem()
669 	struct page *memmap;  in sparse_add_one_section()  local
682 	memmap = kmalloc_section_memmap(section_nr, pgdat->node_id, altmap);  in sparse_add_one_section()
683 	if (!memmap)  in sparse_add_one_section()
687 		__kfree_section_memmap(memmap, altmap);  in sparse_add_one_section()
704 	memset(memmap, PAGE_POISON_PATTERN, sizeof(struct page) * PAGES_PER_SECTION);  in sparse_add_one_section()
708 	sparse_init_one_section(ms, section_nr, memmap, usemap);  in sparse_add_one_section()
714 		__kfree_section_memmap(memmap, altmap);  in sparse_add_one_section()
721 static void clear_hwpoisoned_pages(struct page *memmap, int nr_pages)  in clear_hwpoisoned_pages()  argument
725 	if (!memmap)  in clear_hwpoisoned_pages()
729 		if (PageHWPoison(&memmap[i])) {  in clear_hwpoisoned_pages()
731 			ClearPageHWPoison(&memmap[i]);  in clear_hwpoisoned_pages()
736 static inline void clear_hwpoisoned_pages(struct page *memmap, int nr_pages)  in clear_hwpoisoned_pages()  argument
741 static void free_section_usemap(struct page *memmap, unsigned long *usemap,  in free_section_usemap()  argument
755 		if (memmap)  in free_section_usemap()
756 			__kfree_section_memmap(memmap, altmap);  in free_section_usemap()
765 	if (memmap)  in free_section_usemap()
766 		free_map_bootmem(memmap);  in free_section_usemap()
772 	struct page *memmap = NULL;  in sparse_remove_one_section()  local
779 		memmap = sparse_decode_mem_map(ms->section_mem_map,  in sparse_remove_one_section()
786 	clear_hwpoisoned_pages(memmap + map_offset,  in sparse_remove_one_section()
788 	free_section_usemap(memmap, usemap, altmap);  in sparse_remove_one_section()