diff options
Diffstat (limited to 'arch/metag/mm')
-rw-r--r-- | arch/metag/mm/Kconfig | 8 | ||||
-rw-r--r-- | arch/metag/mm/init.c | 31 |
2 files changed, 4 insertions, 35 deletions
diff --git a/arch/metag/mm/Kconfig b/arch/metag/mm/Kconfig index 975f2f4e3ec..03fb8f1555a 100644 --- a/arch/metag/mm/Kconfig +++ b/arch/metag/mm/Kconfig @@ -93,14 +93,6 @@ config ARCH_SPARSEMEM_ENABLE config ARCH_SPARSEMEM_DEFAULT def_bool y -config MAX_ACTIVE_REGIONS - int - default "2" if SPARSEMEM - default "1" - -config ARCH_POPULATES_NODE_MAP - def_bool y - config ARCH_SELECT_MEMORY_MODEL def_bool y diff --git a/arch/metag/mm/init.c b/arch/metag/mm/init.c index 504a398d5f8..d05b8455c44 100644 --- a/arch/metag/mm/init.c +++ b/arch/metag/mm/init.c @@ -380,14 +380,8 @@ void __init mem_init(void) #ifdef CONFIG_HIGHMEM unsigned long tmp; - for (tmp = highstart_pfn; tmp < highend_pfn; tmp++) { - struct page *page = pfn_to_page(tmp); - ClearPageReserved(page); - init_page_count(page); - __free_page(page); - totalhigh_pages++; - } - totalram_pages += totalhigh_pages; + for (tmp = highstart_pfn; tmp < highend_pfn; tmp++) + free_highmem_page(pfn_to_page(tmp)); num_physpages += totalhigh_pages; #endif /* CONFIG_HIGHMEM */ @@ -412,32 +406,15 @@ void __init mem_init(void) return; } -static void free_init_pages(char *what, unsigned long begin, unsigned long end) -{ - unsigned long addr; - - for (addr = begin; addr < end; addr += PAGE_SIZE) { - ClearPageReserved(virt_to_page(addr)); - init_page_count(virt_to_page(addr)); - memset((void *)addr, POISON_FREE_INITMEM, PAGE_SIZE); - free_page(addr); - totalram_pages++; - } - pr_info("Freeing %s: %luk freed\n", what, (end - begin) >> 10); -} - void free_initmem(void) { - free_init_pages("unused kernel memory", - (unsigned long)(&__init_begin), - (unsigned long)(&__init_end)); + free_initmem_default(POISON_FREE_INITMEM); } #ifdef CONFIG_BLK_DEV_INITRD void free_initrd_mem(unsigned long start, unsigned long end) { - end = end & PAGE_MASK; - free_init_pages("initrd memory", start, end); + free_reserved_area(start, end, POISON_FREE_INITMEM, "initrd"); } #endif |