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 A5E3C6B008C for ; Sun, 10 Mar 2013 01:33:32 -0500 (EST) Received: by mail-pb0-f43.google.com with SMTP id md12so2660170pbc.16 for ; Sat, 09 Mar 2013 22:33:31 -0800 (PST) From: Jiang Liu Subject: [PATCH v2, part1 27/29] mm/arc: use common help functions to free reserved pages Date: Sun, 10 Mar 2013 14:27:10 +0800 Message-Id: <1362896833-21104-28-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, linux-snps-arc@vger.kernel.org Use common help functions to free reserved pages. Signed-off-by: Jiang Liu Acked-by: Vineet Gupta Cc: linux-snps-arc@vger.kernel.org Cc: linux-kernel@vger.kernel.org (open list) --- arch/arc/mm/init.c | 23 ++--------------------- 1 file changed, 2 insertions(+), 21 deletions(-) diff --git a/arch/arc/mm/init.c b/arch/arc/mm/init.c index caf797d..727d479 100644 --- a/arch/arc/mm/init.c +++ b/arch/arc/mm/init.c @@ -144,37 +144,18 @@ void __init mem_init(void) PAGES_TO_KB(reserved_pages)); } -static void __init free_init_pages(const char *what, unsigned long begin, - unsigned long end) -{ - unsigned long addr; - - pr_info("Freeing %s: %ldk [%lx] to [%lx]\n", - what, TO_KB(end - begin), begin, end); - - /* need to check that the page we free is not a partial page */ - for (addr = begin; addr + PAGE_SIZE <= end; addr += PAGE_SIZE) { - ClearPageReserved(virt_to_page(addr)); - init_page_count(virt_to_page(addr)); - free_page(addr); - totalram_pages++; - } -} - /* * free_initmem: Free all the __init memory. */ void __init_refok free_initmem(void) { - free_init_pages("unused kernel memory", - (unsigned long)__init_begin, - (unsigned long)__init_end); + free_initmem_default(0); } #ifdef CONFIG_BLK_DEV_INITRD void __init free_initrd_mem(unsigned long start, unsigned long end) { - free_init_pages("initrd memory", start, end); + 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