From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matthew Garrett Subject: Re: [PATCH 0/8] Suspend block api (version 6) Date: Tue, 18 May 2010 02:55:19 +0100 Message-ID: <20100518015519.GA6500@srcf.ucam.org> References: <1272667021-21312-1-git-send-email-arve@android.com> <87aas2azc5.fsf@deeprootsystems.com> <20100514231510.GG16989@thunk.org> <201005152152.15996.rjw@sisk.pl> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-pm-bounces@lists.linux-foundation.org Errors-To: linux-pm-bounces@lists.linux-foundation.org To: Paul Walmsley Cc: Greg Kroah-Hartman , Jesse Barnes , linux-kernel@vger.kernel.org, linux-pm@lists.linux-foundation.org, Liam Girdwood , Len Brown , Jacob Pan , Oleg Nesterov , linux-omap@vger.kernel.org, Linus Walleij , Daniel Walker , tytso@mit.edu, Brian Swetland , Mark Brown , Geoff Smith , Tejun Heo , Andrew Morton , Wu Fengguang , Linus Torvalds , Arjan van de Ven List-Id: linux-omap@vger.kernel.org On Mon, May 17, 2010 at 07:39:44PM -0600, Paul Walmsley wrote: > A. To prevent untrusted process timers from waking the system, > the processes can be run in a cgroup that calls > del_timer_sync() on all process timers upon receipt of some > trigger. When the system returns from the system low-power > state and some trigger event happens, add_timer() can be > called to add all the cgroup's timers back. This doesn't work, for the reasons previously discussed. -- Matthew Garrett | mjg59@srcf.ucam.org