From f3beeb4a51d3aa16571e6c3774b929209e9956bf Mon Sep 17 00:00:00 2001 From: Jiang Liu Date: Mon, 29 Apr 2013 15:06:25 -0700 Subject: mm/alpha: use common help functions to free reserved pages Use common help functions to free reserved pages. Also include to avoid local declarations. Signed-off-by: Jiang Liu Cc: Richard Henderson Cc: Ivan Kokshaysky Cc: Matt Turner Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- arch/alpha/mm/init.c | 24 +++--------------------- 1 file changed, 3 insertions(+), 21 deletions(-) (limited to 'arch/alpha/mm/init.c') diff --git a/arch/alpha/mm/init.c b/arch/alpha/mm/init.c index 1ad6ca74bed2..0ba85ee4a466 100644 --- a/arch/alpha/mm/init.c +++ b/arch/alpha/mm/init.c @@ -31,6 +31,7 @@ #include #include #include +#include extern void die_if_kernel(char *,struct pt_regs *,long); @@ -281,8 +282,6 @@ printk_memory_info(void) { unsigned long codesize, reservedpages, datasize, initsize, tmp; extern int page_is_ram(unsigned long) __init; - extern char _text, _etext, _data, _edata; - extern char __init_begin, __init_end; /* printk all informations */ reservedpages = 0; @@ -317,33 +316,16 @@ mem_init(void) } #endif /* CONFIG_DISCONTIGMEM */ -void -free_reserved_mem(void *start, void *end) -{ - void *__start = start; - for (; __start < end; __start += PAGE_SIZE) { - ClearPageReserved(virt_to_page(__start)); - init_page_count(virt_to_page(__start)); - free_page((long)__start); - totalram_pages++; - } -} - void free_initmem(void) { - extern char __init_begin, __init_end; - - free_reserved_mem(&__init_begin, &__init_end); - printk ("Freeing unused kernel memory: %ldk freed\n", - (&__init_end - &__init_begin) >> 10); + free_initmem_default(0); } #ifdef CONFIG_BLK_DEV_INITRD void free_initrd_mem(unsigned long start, unsigned long end) { - free_reserved_mem((void *)start, (void *)end); - printk ("Freeing initrd memory: %ldk freed\n", (end - start) >> 10); + free_reserved_area(start, end, 0, "initrd"); } #endif -- cgit v1.2.3