784 	struct page *hpage = compound_head(p);  in me_huge_page()  local
787 	if (!PageHuge(hpage))  in me_huge_page()
790 	mapping = page_mapping(hpage);  in me_huge_page()
792 		res = truncate_error_page(hpage, pfn, mapping);  in me_huge_page()
794 		unlock_page(hpage);  in me_huge_page()
800 		if (PageAnon(hpage))  in me_huge_page()
801 			put_page(hpage);  in me_huge_page()
804 		lock_page(hpage);  in me_huge_page()
971 	struct page *hpage = *hpagep;  in hwpoison_user_mappings()  local
972 	bool mlocked = PageMlocked(hpage);  in hwpoison_user_mappings()
980 	if (!(PageLRU(hpage) || PageHuge(p)))  in hwpoison_user_mappings()
987 	if (!page_mapped(hpage))  in hwpoison_user_mappings()
1007 	mapping = page_mapping(hpage);  in hwpoison_user_mappings()
1008 	if (!(flags & MF_MUST_KILL) && !PageDirty(hpage) && mapping &&  in hwpoison_user_mappings()
1010 		if (page_mkclean(hpage)) {  in hwpoison_user_mappings()
1011 			SetPageDirty(hpage);  in hwpoison_user_mappings()
1029 		collect_procs(hpage, &tokill, flags & MF_ACTION_REQUIRED);  in hwpoison_user_mappings()
1031 	unmap_success = try_to_unmap(hpage, ttu);  in hwpoison_user_mappings()
1034 		       pfn, page_mapcount(hpage));  in hwpoison_user_mappings()
1041 		shake_page(hpage, 0);  in hwpoison_user_mappings()
1053 	forcekill = PageDirty(hpage) || (flags & MF_MUST_KILL);  in hwpoison_user_mappings()
1251 	struct page *hpage;  in memory_failure()  local
1279 	orig_head = hpage = compound_head(p);  in memory_failure()
1303 	if (PageTransHuge(hpage)) {  in memory_failure()
1320 		hpage = compound_head(p);  in memory_failure()
1361 		page_flags = hpage->flags;  in memory_failure()
1399 	if (!hwpoison_user_mappings(p, pfn, flags, &hpage)) {  in memory_failure()
1685 	struct page *hpage = compound_head(page);  in soft_offline_huge_page()  local
1692 	lock_page(hpage);  in soft_offline_huge_page()
1693 	if (PageHWPoison(hpage)) {  in soft_offline_huge_page()
1694 		unlock_page(hpage);  in soft_offline_huge_page()
1695 		put_hwpoison_page(hpage);  in soft_offline_huge_page()
1699 	unlock_page(hpage);  in soft_offline_huge_page()
1701 	ret = isolate_huge_page(hpage, &pagelist);  in soft_offline_huge_page()
1706 	put_hwpoison_page(hpage);  in soft_offline_huge_page()
1822 	struct page *hpage = compound_head(page);  in soft_offline_in_use_page()  local
1824 	if (!PageHuge(page) && PageTransHuge(hpage)) {  in soft_offline_in_use_page()
1825 		lock_page(hpage);  in soft_offline_in_use_page()
1826 		if (!PageAnon(hpage) || unlikely(split_huge_page(hpage))) {  in soft_offline_in_use_page()
1827 			unlock_page(hpage);  in soft_offline_in_use_page()
1828 			if (!PageAnon(hpage))  in soft_offline_in_use_page()
1832 			put_hwpoison_page(hpage);  in soft_offline_in_use_page()
1835 		unlock_page(hpage);  in soft_offline_in_use_page()
1837 		put_hwpoison_page(hpage);  in soft_offline_in_use_page()