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author | 2013-07-03 15:04:06 -0700 | |
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committer | 2013-07-03 16:07:37 -0700 | |
commit | 1173db12bf145a0d0c6a2716e861de2fafde0522 (patch) | |
tree | 9cfafcebe25096414eee561f7016fc21fc8750c9 /arch/openrisc | |
parent | mm/mn10300: prepare for removing num_physpages and simplify mem_init() (diff) | |
download | linux-1173db12bf145a0d0c6a2716e861de2fafde0522.tar.gz linux-1173db12bf145a0d0c6a2716e861de2fafde0522.tar.bz2 linux-1173db12bf145a0d0c6a2716e861de2fafde0522.zip |
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 <jiang.liu@huawei.com>
Acked-by: Jonas Bonn <jonas@southpole.se>
Cc: David Howells <dhowells@redhat.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/openrisc')
-rw-r--r-- | arch/openrisc/mm/init.c | 44 |
1 files 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; |