From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752677Ab3CJIJq (ORCPT ); Sun, 10 Mar 2013 04:09:46 -0400 Received: from mail-pb0-f49.google.com ([209.85.160.49]:60412 "EHLO mail-pb0-f49.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752628Ab3CJIJi (ORCPT ); Sun, 10 Mar 2013 04:09:38 -0400 From: Jiang Liu To: Andrew Morton , David Rientjes Cc: Jiang Liu , Wen Congyang , Mel Gorman , Minchan Kim , KAMEZAWA Hiroyuki , Michal Hocko , Jianguo Wu , linux-mm@kvack.org, linux-kernel@vger.kernel.org, "David S. Miller" , Sam Ravnborg , sparclinux@vger.kernel.org Subject: [PATCH v2, part2 08/10] mm/SPARC: use free_highmem_page() to free highmem pages into buddy system Date: Sun, 10 Mar 2013 16:01:08 +0800 Message-Id: <1362902470-25787-9-git-send-email-jiang.liu@huawei.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1362902470-25787-1-git-send-email-jiang.liu@huawei.com> References: <1362902470-25787-1-git-send-email-jiang.liu@huawei.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use helper function free_highmem_page() to free highmem pages into the buddy system. Signed-off-by: Jiang Liu Cc: "David S. Miller" Cc: Sam Ravnborg Cc: Andrew Morton Cc: sparclinux@vger.kernel.org Cc: linux-kernel@vger.kernel.org --- arch/sparc/mm/init_32.c | 12 ++---------- 1 file changed, 2 insertions(+), 10 deletions(-) diff --git a/arch/sparc/mm/init_32.c b/arch/sparc/mm/init_32.c index 13d6fee..6a7eb68 100644 --- a/arch/sparc/mm/init_32.c +++ b/arch/sparc/mm/init_32.c @@ -282,14 +282,8 @@ static void map_high_region(unsigned long start_pfn, unsigned long end_pfn) printk("mapping high region %08lx - %08lx\n", start_pfn, end_pfn); #endif - for (tmp = start_pfn; tmp < end_pfn; tmp++) { - struct page *page = pfn_to_page(tmp); - - ClearPageReserved(page); - init_page_count(page); - __free_page(page); - totalhigh_pages++; - } + for (tmp = start_pfn; tmp < end_pfn; tmp++) + free_higmem_page(pfn_to_page(tmp)); } void __init mem_init(void) @@ -347,8 +341,6 @@ void __init mem_init(void) map_high_region(start_pfn, end_pfn); } - totalram_pages += totalhigh_pages; - codepages = (((unsigned long) &_etext) - ((unsigned long)&_start)); codepages = PAGE_ALIGN(codepages) >> PAGE_SHIFT; datapages = (((unsigned long) &_edata) - ((unsigned long)&_etext)); -- 1.7.9.5