From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx171.postini.com [74.125.245.171]) by kanga.kvack.org (Postfix) with SMTP id 025A46B003A for ; Sun, 10 Mar 2013 01:30:36 -0500 (EST) Received: by mail-pb0-f48.google.com with SMTP id wy12so2626339pbc.35 for ; Sat, 09 Mar 2013 22:30:36 -0800 (PST) From: Jiang Liu Subject: [PATCH v2, part1 06/29] mm/c6x: use common help functions to free reserved pages Date: Sun, 10 Mar 2013 14:26:49 +0800 Message-Id: <1362896833-21104-7-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, Mark Salter , Aurelien Jacquiot Use common help functions to free reserved pages. Signed-off-by: Jiang Liu Cc: Mark Salter Cc: Aurelien Jacquiot --- arch/c6x/mm/init.c | 30 ++---------------------------- 1 file changed, 2 insertions(+), 28 deletions(-) diff --git a/arch/c6x/mm/init.c b/arch/c6x/mm/init.c index 89395f0..a9fcd89 100644 --- a/arch/c6x/mm/init.c +++ b/arch/c6x/mm/init.c @@ -77,37 +77,11 @@ void __init mem_init(void) #ifdef CONFIG_BLK_DEV_INITRD void __init 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++; - } - printk(KERN_INFO "Freeing initrd memory: %luk freed\n", - (pages * PAGE_SIZE) >> 10); + free_reserved_area(start, end, 0, "initrd"); } #endif void __init free_initmem(void) { - unsigned long addr; - - /* - * The following code should be cool even if these sections - * are not page aligned. - */ - addr = PAGE_ALIGN((unsigned long)(__init_begin)); - - /* next to check that the page we free is not a partial page */ - for (; addr + PAGE_SIZE < (unsigned long)(__init_end); - addr += PAGE_SIZE) { - ClearPageReserved(virt_to_page(addr)); - init_page_count(virt_to_page(addr)); - free_page(addr); - totalram_pages++; - } - printk(KERN_INFO "Freeing unused kernel memory: %dK freed\n", - (int) ((addr - PAGE_ALIGN((long) &__init_begin)) >> 10)); + free_initmem_default(0); } -- 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