From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932550Ab3CPREM (ORCPT ); Sat, 16 Mar 2013 13:04:12 -0400 Received: from mail-pb0-f50.google.com ([209.85.160.50]:59045 "EHLO mail-pb0-f50.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751231Ab3CPREI (ORCPT ); Sat, 16 Mar 2013 13:04:08 -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, Ralf Baechle , linux-mips@linux-mips.org Subject: [PATCH v2, part3 05/12] mm/powertv: use common help functions to free reserved pages Date: Sun, 17 Mar 2013 01:03:26 +0800 Message-Id: <1363453413-8139-6-git-send-email-jiang.liu@huawei.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1363453413-8139-1-git-send-email-jiang.liu@huawei.com> References: <1363453413-8139-1-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 common help functions to free reserved pages. Signed-off-by: Jiang Liu Cc: Ralf Baechle Cc: Jiang Liu Cc: linux-mips@linux-mips.org Cc: linux-kernel@vger.kernel.org --- arch/mips/powertv/asic/asic_devices.c | 13 ++----------- 1 file changed, 2 insertions(+), 11 deletions(-) diff --git a/arch/mips/powertv/asic/asic_devices.c b/arch/mips/powertv/asic/asic_devices.c index bce1872..746b06d 100644 --- a/arch/mips/powertv/asic/asic_devices.c +++ b/arch/mips/powertv/asic/asic_devices.c @@ -529,17 +529,8 @@ EXPORT_SYMBOL(asic_resource_get); */ void platform_release_memory(void *ptr, int size) { - unsigned long addr; - unsigned long end; - - addr = ((unsigned long)ptr + (PAGE_SIZE - 1)) & PAGE_MASK; - end = ((unsigned long)ptr + size) & PAGE_MASK; - - for (; addr < end; addr += PAGE_SIZE) { - ClearPageReserved(virt_to_page(__va(addr))); - init_page_count(virt_to_page(__va(addr))); - free_page((unsigned long)__va(addr)); - } + free_reserved_area((unsigned long)ptr, (unsigned long)(ptr + size), + -1, NULL); } EXPORT_SYMBOL(platform_release_memory); -- 1.7.9.5