From: Nick Piggin A couple of places set_page_count(page, 1) that don't need to. Signed-off-by: Nick Piggin Cc: Paul Mackerras Cc: Jeff Dike Cc: Paolo 'Blaisorblade' Giarrusso Signed-off-by: Andrew Morton --- arch/powerpc/mm/mem.c | 4 ++-- arch/um/kernel/physmem.c | 2 +- 2 files changed, 3 insertions(+), 3 deletions(-) diff -puN arch/powerpc/mm/mem.c~remove-set_page_countpage-0-users-outside-mm arch/powerpc/mm/mem.c --- devel/arch/powerpc/mm/mem.c~remove-set_page_countpage-0-users-outside-mm 2006-02-18 01:58:01.000000000 -0800 +++ devel-akpm/arch/powerpc/mm/mem.c 2006-02-18 01:58:01.000000000 -0800 @@ -108,8 +108,8 @@ EXPORT_SYMBOL(phys_mem_access_prot); void online_page(struct page *page) { ClearPageReserved(page); - set_page_count(page, 0); - free_cold_page(page); + set_page_count(page, 1); + __free_page(page); totalram_pages++; num_physpages++; } diff -puN arch/um/kernel/physmem.c~remove-set_page_countpage-0-users-outside-mm arch/um/kernel/physmem.c --- devel/arch/um/kernel/physmem.c~remove-set_page_countpage-0-users-outside-mm 2006-02-18 01:58:01.000000000 -0800 +++ devel-akpm/arch/um/kernel/physmem.c 2006-02-18 01:58:01.000000000 -0800 @@ -279,7 +279,7 @@ int init_maps(unsigned long physmem, uns for(i = 0; i < total_pages; i++){ p = &map[i]; - set_page_count(p, 0); + memset(p, 0, sizeof(struct page)); SetPageReserved(p); INIT_LIST_HEAD(&p->lru); } _