From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030682AbWF0FFu (ORCPT ); Tue, 27 Jun 2006 01:05:50 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1030649AbWF0FFW (ORCPT ); Tue, 27 Jun 2006 01:05:22 -0400 Received: from cust9421.vic01.dataco.com.au ([203.171.70.205]:27099 "EHLO nigel.suspend2.net") by vger.kernel.org with ESMTP id S1030682AbWF0Eji (ORCPT ); Tue, 27 Jun 2006 00:39:38 -0400 From: Nigel Cunningham Subject: [Suspend2][ 04/13] [Suspend2] Notify userspace of a new message. Date: Tue, 27 Jun 2006 14:39:37 +1000 To: linux-kernel@vger.kernel.org Message-Id: <20060627043936.14630.83624.stgit@nigel.suspend2.net> In-Reply-To: <20060627043923.14630.565.stgit@nigel.suspend2.net> References: <20060627043923.14630.565.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 Wake up a userspace process when we have a new netlink message for it to process. Signed-off-by: Nigel Cunningham kernel/power/netlink.c | 14 ++++++++++++++ 1 files changed, 14 insertions(+), 0 deletions(-) diff --git a/kernel/power/netlink.c b/kernel/power/netlink.c index 82a9f6d..c8c543a 100644 --- a/kernel/power/netlink.c +++ b/kernel/power/netlink.c @@ -65,3 +65,17 @@ static void put_skb(struct user_helper_d kfree_skb(skb); } + +static void suspend_notify_userspace(void* data) +{ + struct task_struct *t; + struct user_helper_data *uhd = (struct user_helper_data *) data; + + BUG_ON(!uhd); + + read_lock(&tasklist_lock); + if ((t = find_task_by_pid(uhd->pid))) + wake_up_process(t); + read_unlock(&tasklist_lock); +} + -- Nigel Cunningham nigel at suspend2 dot net