From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933147AbWFZXk7 (ORCPT ); Mon, 26 Jun 2006 19:40:59 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S933138AbWFZWeH (ORCPT ); Mon, 26 Jun 2006 18:34:07 -0400 Received: from cust9421.vic01.dataco.com.au ([203.171.70.205]:65258 "EHLO nigel.suspend2.net") by vger.kernel.org with ESMTP id S933115AbWFZWdY (ORCPT ); Mon, 26 Jun 2006 18:33:24 -0400 From: Nigel Cunningham Subject: [Suspend2][ 02/16] [Suspend2] Routines called when starting or finishing anything. Date: Tue, 27 Jun 2006 08:33:22 +1000 To: linux-kernel@vger.kernel.org Message-Id: <20060626223320.3832.49385.stgit@nigel.suspend2.net> In-Reply-To: <20060626223314.3832.23435.stgit@nigel.suspend2.net> References: <20060626223314.3832.23435.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 Routines called when starting or completing any action. Signed-off-by: Nigel Cunningham kernel/power/suspend.c | 51 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 files changed, 51 insertions(+), 0 deletions(-) diff --git a/kernel/power/suspend.c b/kernel/power/suspend.c index 28bb91c..01c930a 100644 --- a/kernel/power/suspend.c +++ b/kernel/power/suspend.c @@ -180,3 +180,54 @@ extern int block_dump; int block_dump_save; +/* + * Basic clean-up routine. + */ +void suspend_finish_anything(int finishing_cycle) +{ + if (atomic_dec_and_test(&actions_running)) { + suspend_cleanup_modules(finishing_cycle); + suspend_put_modules(); + clear_suspend_state(SUSPEND_RUNNING); + } + + set_fs(oldfs); + + if (finishing_cycle) + block_dump = block_dump_save; +} + +/* + * Basic set-up routine. + */ +int suspend_start_anything(int starting_cycle) +{ + oldfs = get_fs(); + + if (atomic_add_return(1, &actions_running) == 1) { + set_fs(KERNEL_DS); + + set_suspend_state(SUSPEND_RUNNING); + + if (suspend_get_modules()) { + printk("Get modules failed!\n"); + clear_suspend_state(SUSPEND_RUNNING); + set_fs(oldfs); + return -EBUSY; + } + + if (suspend_initialise_modules(starting_cycle)) { + printk("Initialise modules failed!\n"); + suspend_finish_anything(starting_cycle); + return -EBUSY; + } + + if (starting_cycle) { + block_dump_save = block_dump; + block_dump = 0; + } + } + + return 0; +} + -- Nigel Cunningham nigel at suspend2 dot net