From 1173db12bf145a0d0c6a2716e861de2fafde0522 Mon Sep 17 00:00:00 2001 From: Jiang Liu Date: Wed, 3 Jul 2013 15:04:06 -0700 Subject: [PATCH] mm/openrisc: prepare for removing num_physpages and simplify mem_init() Prepare for removing num_physpages and simplify mem_init(). Signed-off-by: Jiang Liu Acked-by: Jonas Bonn Cc: David Howells Cc: Arnd Bergmann Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- arch/openrisc/mm/init.c | 44 ++++------------------------------------- 1 file changed, 4 insertions(+), 40 deletions(-) diff --git a/arch/openrisc/mm/init.c b/arch/openrisc/mm/init.c index 16c1e135cf34..7f94652311d7 100644 --- a/arch/openrisc/mm/init.c +++ b/arch/openrisc/mm/init.c @@ -202,56 +202,20 @@ void __init paging_init(void) /* References to section boundaries */ -static int __init free_pages_init(void) -{ - int reservedpages, pfn; - - /* this will put all low memory onto the freelists */ - free_all_bootmem(); - - reservedpages = 0; - for (pfn = 0; pfn < max_low_pfn; pfn++) { - /* - * Only count reserved RAM pages - */ - if (PageReserved(mem_map + pfn)) - reservedpages++; - } - - return reservedpages; -} - -static void __init set_max_mapnr_init(void) -{ - max_mapnr = num_physpages = max_low_pfn; -} - void __init mem_init(void) { - int codesize, reservedpages, datasize, initsize; - BUG_ON(!mem_map); - set_max_mapnr_init(); - + max_mapnr = max_low_pfn; high_memory = (void *)__va(max_low_pfn * PAGE_SIZE); /* clear the zero-page */ memset((void *)empty_zero_page, 0, PAGE_SIZE); - reservedpages = free_pages_init(); - - codesize = (unsigned long)&_etext - (unsigned long)&_stext; - datasize = (unsigned long)&_edata - (unsigned long)&_etext; - initsize = (unsigned long)&__init_end - (unsigned long)&__init_begin; + /* this will put all low memory onto the freelists */ + free_all_bootmem(); - printk(KERN_INFO - "Memory: %luk/%luk available (%dk kernel code, %dk reserved, %dk data, %dk init, %ldk highmem)\n", - (unsigned long)nr_free_pages() << (PAGE_SHIFT - 10), - max_mapnr << (PAGE_SHIFT - 10), codesize >> 10, - reservedpages << (PAGE_SHIFT - 10), datasize >> 10, - initsize >> 10, (unsigned long)(0 << (PAGE_SHIFT - 10)) - ); + mem_init_print_info(NULL); printk("mem_init_done ...........................................\n"); mem_init_done = 1; -- 2.20.1