diff options
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/mm/init_32.c | 32 | ||||
| -rw-r--r-- | arch/powerpc/mm/init_64.c | 16 | ||||
| -rw-r--r-- | arch/powerpc/mm/mem.c | 19 | ||||
| -rw-r--r-- | arch/powerpc/platforms/powermac/setup.c | 3 |
4 files changed, 19 insertions, 51 deletions
diff --git a/arch/powerpc/mm/init_32.c b/arch/powerpc/mm/init_32.c index 5de0f254dbb5..c77fef56dad6 100644 --- a/arch/powerpc/mm/init_32.c +++ b/arch/powerpc/mm/init_32.c @@ -191,38 +191,6 @@ void __init *early_get_page(void) return __va(memblock_alloc(PAGE_SIZE, PAGE_SIZE)); } -/* Free up now-unused memory */ -static void free_sec(unsigned long start, unsigned long end, const char *name) -{ - unsigned long cnt = 0; - - while (start < end) { - ClearPageReserved(virt_to_page(start)); - init_page_count(virt_to_page(start)); - free_page(start); - cnt++; - start += PAGE_SIZE; - } - if (cnt) { - printk(" %ldk %s", cnt << (PAGE_SHIFT - 10), name); - totalram_pages += cnt; - } -} - -void free_initmem(void) -{ -#define FREESEC(TYPE) \ - free_sec((unsigned long)(&__ ## TYPE ## _begin), \ - (unsigned long)(&__ ## TYPE ## _end), \ - #TYPE); - - printk ("Freeing unused kernel memory:"); - FREESEC(init); - printk("\n"); - ppc_md.progress = NULL; -#undef FREESEC -} - #ifdef CONFIG_8xx /* No 8xx specific .c file to put that in ... */ void setup_initial_memory_limit(phys_addr_t first_memblock_base, phys_addr_t first_memblock_size) diff --git a/arch/powerpc/mm/init_64.c b/arch/powerpc/mm/init_64.c index f6dbb4c20e64..e94b57fb79a0 100644 --- a/arch/powerpc/mm/init_64.c +++ b/arch/powerpc/mm/init_64.c @@ -83,22 +83,6 @@ EXPORT_SYMBOL_GPL(memstart_addr); phys_addr_t kernstart_addr; EXPORT_SYMBOL_GPL(kernstart_addr); -void free_initmem(void) -{ - unsigned long addr; - - addr = (unsigned long)__init_begin; - for (; addr < (unsigned long)__init_end; addr += PAGE_SIZE) { - memset((void *)addr, POISON_FREE_INITMEM, PAGE_SIZE); - ClearPageReserved(virt_to_page(addr)); - init_page_count(virt_to_page(addr)); - free_page(addr); - totalram_pages++; - } - printk ("Freeing unused kernel memory: %luk freed\n", - ((unsigned long)__init_end - (unsigned long)__init_begin) >> 10); -} - static void pgd_ctor(void *addr) { memset(addr, 0, PGD_TABLE_SIZE); diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c index 89cbfef5a7dd..e9379ce6f3be 100644 --- a/arch/powerpc/mm/mem.c +++ b/arch/powerpc/mm/mem.c @@ -383,6 +383,25 @@ void __init mem_init(void) mem_init_done = 1; } +void free_initmem(void) +{ + unsigned long addr; + + ppc_md.progress = NULL; + + addr = (unsigned long)__init_begin; + for (; addr < (unsigned long)__init_end; addr += PAGE_SIZE) { + memset((void *)addr, POISON_FREE_INITMEM, PAGE_SIZE); + ClearPageReserved(virt_to_page(addr)); + init_page_count(virt_to_page(addr)); + free_page(addr); + totalram_pages++; + } + pr_info("Freeing unused kernel memory: %luk freed\n", + ((unsigned long)__init_end - + (unsigned long)__init_begin) >> 10); +} + #ifdef CONFIG_BLK_DEV_INITRD void __init free_initrd_mem(unsigned long start, unsigned long end) { diff --git a/arch/powerpc/platforms/powermac/setup.c b/arch/powerpc/platforms/powermac/setup.c index aa45281bd296..a028f08309d6 100644 --- a/arch/powerpc/platforms/powermac/setup.c +++ b/arch/powerpc/platforms/powermac/setup.c @@ -355,9 +355,6 @@ static int initializing = 1; static int pmac_late_init(void) { initializing = 0; - /* this is udbg (which is __init) and we can later use it during - * cpu hotplug (in smp_core99_kick_cpu) */ - ppc_md.progress = NULL; return 0; } machine_late_initcall(powermac, pmac_late_init); |
