From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933216AbWFZX0u (ORCPT ); Mon, 26 Jun 2006 19:26:50 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S933208AbWFZX0Z (ORCPT ); Mon, 26 Jun 2006 19:26:25 -0400 Received: from cust9421.vic01.dataco.com.au ([203.171.70.205]:45471 "EHLO nigel.suspend2.net") by vger.kernel.org with ESMTP id S933172AbWFZWgN (ORCPT ); Mon, 26 Jun 2006 18:36:13 -0400 From: Nigel Cunningham Subject: [Suspend2][ 04/19] [Suspend2] Reset modules after invalidating an image. Date: Tue, 27 Jun 2006 08:36:12 +1000 To: linux-kernel@vger.kernel.org Message-Id: <20060626223610.4219.99290.stgit@nigel.suspend2.net> In-Reply-To: <20060626223557.4219.53030.stgit@nigel.suspend2.net> References: <20060626223557.4219.53030.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 Reset modules after using them to read an image header and invalidate it, when the user puts noresume2 on the command line. Signed-off-by: Nigel Cunningham kernel/power/io.c | 20 ++++++++++++++++++++ 1 files changed, 20 insertions(+), 0 deletions(-) diff --git a/kernel/power/io.c b/kernel/power/io.c index bfe4468..5c0acdd 100644 --- a/kernel/power/io.c +++ b/kernel/power/io.c @@ -111,3 +111,23 @@ void attempt_to_parse_resume_device2(voi suspend_cleanup_usm(); } +/* noresume_reset_modules + * + * Description: When we read the start of an image, modules (and especially the + * active writer) might need to reset data structures if we decide + * to invalidate the image rather than resuming from it. + */ + +static void noresume_reset_modules(void) +{ + struct suspend_module_ops *this_filter; + + list_for_each_entry(this_filter, &suspend_filters, type_list) { + if (this_filter->noresume_reset) + this_filter->noresume_reset(); + } + + if (suspend_active_writer && suspend_active_writer->noresume_reset) + suspend_active_writer->noresume_reset(); +} + -- Nigel Cunningham nigel at suspend2 dot net