From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx174.postini.com [74.125.245.174]) by kanga.kvack.org (Postfix) with SMTP id 268316B003C for ; Sun, 10 Mar 2013 01:31:26 -0500 (EST) Received: by mail-da0-f44.google.com with SMTP id z20so477982dae.17 for ; Sat, 09 Mar 2013 22:31:25 -0800 (PST) From: Jiang Liu Subject: [PATCH v2, part1 12/29] mm/m68k: use common help functions to free reserved pages Date: Sun, 10 Mar 2013 14:26:55 +0800 Message-Id: <1362896833-21104-13-git-send-email-jiang.liu@huawei.com> In-Reply-To: <1362896833-21104-1-git-send-email-jiang.liu@huawei.com> References: <1362896833-21104-1-git-send-email-jiang.liu@huawei.com> Sender: owner-linux-mm@kvack.org List-ID: To: Andrew Morton , David Rientjes Cc: Jiang Liu , Wen Congyang , Maciej Rutecki , Chris Clayton , "Rafael J . Wysocki" , Mel Gorman , Minchan Kim , KAMEZAWA Hiroyuki , Michal Hocko , Jianguo Wu , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Geert Uytterhoeven Use common help functions to free reserved pages. Signed-off-by: Jiang Liu Cc: Geert Uytterhoeven --- arch/m68k/mm/init.c | 24 ++---------------------- 1 file changed, 2 insertions(+), 22 deletions(-) diff --git a/arch/m68k/mm/init.c b/arch/m68k/mm/init.c index afd8106f..b5c1ab1 100644 --- a/arch/m68k/mm/init.c +++ b/arch/m68k/mm/init.c @@ -110,18 +110,7 @@ void __init paging_init(void) void free_initmem(void) { #ifndef CONFIG_MMU_SUN3 - unsigned long addr; - - addr = (unsigned long) __init_begin; - for (; addr < ((unsigned long) __init_end); addr += PAGE_SIZE) { - ClearPageReserved(virt_to_page(addr)); - init_page_count(virt_to_page(addr)); - free_page(addr); - totalram_pages++; - } - pr_notice("Freeing unused kernel memory: %luk freed (0x%x - 0x%x)\n", - (addr - (unsigned long) __init_begin) >> 10, - (unsigned int) __init_begin, (unsigned int) __init_end); + free_initmem_default(0); #endif /* CONFIG_MMU_SUN3 */ } @@ -213,15 +202,6 @@ void __init mem_init(void) #ifdef CONFIG_BLK_DEV_INITRD void free_initrd_mem(unsigned long start, unsigned long end) { - int pages = 0; - for (; start < end; start += PAGE_SIZE) { - ClearPageReserved(virt_to_page(start)); - init_page_count(virt_to_page(start)); - free_page(start); - totalram_pages++; - pages++; - } - pr_notice("Freeing initrd memory: %dk freed\n", - pages << (PAGE_SHIFT - 10)); + free_reserved_area(start, end, 0, "initrd"); } #endif -- 1.7.9.5 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org