From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx139.postini.com [74.125.245.139]) by kanga.kvack.org (Postfix) with SMTP id 0D3076B0006 for ; Tue, 5 Mar 2013 09:59:41 -0500 (EST) Received: by mail-pb0-f50.google.com with SMTP id up1so4559923pbc.37 for ; Tue, 05 Mar 2013 06:59:41 -0800 (PST) From: Jiang Liu Subject: [RFC PATCH v1 09/33] mm/h8300: use common help functions to free reserved pages Date: Tue, 5 Mar 2013 22:54:52 +0800 Message-Id: <1362495317-32682-10-git-send-email-jiang.liu@huawei.com> In-Reply-To: <1362495317-32682-1-git-send-email-jiang.liu@huawei.com> References: <1362495317-32682-1-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, Yoshinori Sato Use common help functions to free reserved pages. Signed-off-by: Jiang Liu Cc: Yoshinori Sato --- arch/h8300/mm/init.c | 28 ++-------------------------- 1 file changed, 2 insertions(+), 26 deletions(-) diff --git a/arch/h8300/mm/init.c b/arch/h8300/mm/init.c index 981e250..b84a2e5 100644 --- a/arch/h8300/mm/init.c +++ b/arch/h8300/mm/init.c @@ -161,15 +161,7 @@ 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++; - } - printk ("Freeing initrd memory: %dk freed\n", pages); + free_reserved_area(start, end, 0, "initrd"); } #endif @@ -177,23 +169,7 @@ void free_initmem(void) { #ifdef CONFIG_RAMKERNEL - 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: %ldk freed (0x%x - 0x%x)\n", - (addr - PAGE_ALIGN((long) __init_begin)) >> 10, - (int)(PAGE_ALIGN((unsigned long)__init_begin)), - (int)(addr - PAGE_SIZE)); + free_initmem_default(0); #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