From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jesse Barnes Subject: Re: [PATCH] PCI PM: Restore standard config registers of all devices early (was: Re: EeePC resume failure - timers) Date: Tue, 20 Jan 2009 13:43:16 -0800 Message-ID: <200901201343.17628.jbarnes@virtuousgeek.org> References: <200901201240.53719.jbarnes@virtuousgeek.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <200901201240.53719.jbarnes@virtuousgeek.org> Content-Disposition: inline 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: Linus Torvalds Cc: Keith Packard , Thomas Gleixner , Dave Airlie , john stultz , Eric Anholt , Linux PCI , Ingo Molnar , pm list List-Id: linux-pm@vger.kernel.org On Tuesday, January 20, 2009 12:40 pm Jesse Barnes wrote: > On Tuesday, January 20, 2009 12:19 pm Linus Torvalds wrote: > > Added the other people that the git logs say worked on the vblank code > > to the Cc. > > Part of the fix for the vblank hang was in libdrm. X handles cursor > movement using SIGALM, so it's pretty easy to get stuck restarting ioctl. > And in the case of the vblank ioctl, restart will prevent the kernel > timeout code from ever triggering, so you'll just see a hang. Sorry, misspoke here, X's core client scheduler uses SIGALRM (with a 20ms default timeslice), not the cursor movement code.