From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030195AbWFZXE3 (ORCPT ); Mon, 26 Jun 2006 19:04:29 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S933269AbWFZWjx (ORCPT ); Mon, 26 Jun 2006 18:39:53 -0400 Received: from cust9421.vic01.dataco.com.au ([203.171.70.205]:20151 "EHLO nigel.suspend2.net") by vger.kernel.org with ESMTP id S933265AbWFZWjW (ORCPT ); Mon, 26 Jun 2006 18:39:22 -0400 From: Nigel Cunningham Subject: [Suspend2][ 05/35] [Suspend2] Filewriter storage available less ignored pages. Date: Tue, 27 Jun 2006 08:39:20 +1000 To: linux-kernel@vger.kernel.org Message-Id: <20060626223919.4685.37558.stgit@nigel.suspend2.net> In-Reply-To: <20060626223902.4685.52543.stgit@nigel.suspend2.net> References: <20060626223902.4685.52543.stgit@nigel.suspend2.net> Content-Type: text/plain; charset=utf-8; format=fixed Content-Transfer-Encoding: 8bit User-Agent: StGIT/0.9 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Return the number of pages the filewriter will actually use in the provided storage. Signed-off-by: Nigel Cunningham kernel/power/suspend_file.c | 14 ++++++++++++++ 1 files changed, 14 insertions(+), 0 deletions(-) diff --git a/kernel/power/suspend_file.c b/kernel/power/suspend_file.c index 41aaed4..9046b80 100644 --- a/kernel/power/suspend_file.c +++ b/kernel/power/suspend_file.c @@ -154,3 +154,17 @@ static int has_contiguous_blocks(int pag return (j == devinfo.blocks_per_page); } +static int size_ignoring_ignored_pages(void) +{ + int mappable = 0, i; + + if (target_is_normal_file()) { + for (i = 0; i < (target_inode->i_size >> PAGE_SHIFT) ; i++) + if (has_contiguous_blocks(i)) + mappable++; + + return mappable; + } else + return filewriter_storage_available(); +} + -- Nigel Cunningham nigel at suspend2 dot net