From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758698Ab0I0Fsj (ORCPT ); Mon, 27 Sep 2010 01:48:39 -0400 Received: from crca.org.au ([74.207.252.120]:60132 "EHLO crca.org.au" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932657Ab0I0FoM (ORCPT ); Mon, 27 Sep 2010 01:44:12 -0400 X-Bogosity: Ham, spamicity=0.000000 From: Nigel Cunningham To: "Rafael J. Wysocki" , Linux PM , LKML , TuxOnIce-devel Subject: [PATCH 05/23] Hibernation: Add mass swap allocation routine Date: Mon, 27 Sep 2010 15:43:40 +1000 Message-Id: <1285566238-10966-6-git-send-email-nigel@tuxonice.net> X-Mailer: git-send-email 1.7.0.4 In-Reply-To: <1285566238-10966-1-git-send-email-nigel@tuxonice.net> References: <1285566238-10966-1-git-send-email-nigel@tuxonice.net> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add a routine to allocate swap from a device en masse. This is only for use by the in-kernel implementation, not uswsusp. Signed-off-by: Nigel Cunningham --- kernel/power/swap.c | 13 +++++++++++++ 1 files changed, 13 insertions(+), 0 deletions(-) diff --git a/kernel/power/swap.c b/kernel/power/swap.c index 25090ed..e597756 100644 --- a/kernel/power/swap.c +++ b/kernel/power/swap.c @@ -169,6 +169,19 @@ sector_t alloc_swapdev_block(int swap) return 0; } +int alloc_swapdev_blocks(int needed) +{ + int i; + + for (i = 0; i < needed; i++) { + sector_t res = alloc_swapdev_block(root_swap); + if (!res) + break; + } + + return i; +} + /** * free_all_swap_pages - free swap pages allocated for saving image data. * It also frees the extents used to register which swap entries had been -- 1.7.0.4