From 5d3f410fa9f35bd6378109a08b143d1d91ace588 Mon Sep 17 00:00:00 2001 From: David Hildenbrand Date: Tue, 26 Jan 2021 19:14:20 +0100 Subject: csky: use free_initmem_default() in free_initmem() The existing code is essentially free_initmem_default()->free_reserved_area() without poisoning. Note that existing code missed to update the managed page count of the zone. Cc: Andrew Morton Cc: Mike Rapoport Cc: Oscar Salvador Cc: Michal Hocko Cc: Wei Yang Tested-by: Guo Ren Signed-off-by: Guo Ren Signed-off-by: David Hildenbrand --- arch/csky/mm/init.c | 17 +---------------- 1 file changed, 1 insertion(+), 16 deletions(-) (limited to 'arch/csky') diff --git a/arch/csky/mm/init.c b/arch/csky/mm/init.c index 81e4e5e78f38..894050a8ce09 100644 --- a/arch/csky/mm/init.c +++ b/arch/csky/mm/init.c @@ -110,24 +110,9 @@ void __init mem_init(void) mem_init_print_info(NULL); } -extern char __init_begin[], __init_end[]; - void free_initmem(void) { - unsigned long addr; - - addr = (unsigned long) &__init_begin; - - while (addr < (unsigned long) &__init_end) { - ClearPageReserved(virt_to_page(addr)); - init_page_count(virt_to_page(addr)); - free_page(addr); - totalram_pages_inc(); - addr += PAGE_SIZE; - } - - pr_info("Freeing unused kernel memory: %dk freed\n", - ((unsigned int)&__init_end - (unsigned int)&__init_begin) >> 10); + free_initmem_default(-1); } void pgd_init(unsigned long *p) -- cgit