From: Hugh Dickins Remove this development-only debug code - Hugh thinks that its BUG_ON() can trigger by accident. --- 25-akpm/mm/rmap.c | 2 +- 1 files changed, 1 insertion(+), 1 deletion(-) diff -puN mm/rmap.c~page_mapping-race-fix mm/rmap.c --- 25/mm/rmap.c~page_mapping-race-fix 2004-05-03 20:40:27.148111888 -0700 +++ 25-akpm/mm/rmap.c 2004-05-03 20:40:27.152111280 -0700 @@ -39,7 +39,7 @@ * Something oopsable to put for now in the page->mapping * of an anonymous page, to test that it is ignored. */ -#define ANON_MAPPING_DEBUG ((struct address_space *) 0xADB) +#define ANON_MAPPING_DEBUG ((struct address_space *) 0) static inline void clear_page_anon(struct page *page) { _