From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pavel Machek Subject: Re: 2.6.27-rc6: nohz + s2ram = need to press keys to get progress Date: Mon, 15 Sep 2008 11:19:25 +0200 Message-ID: <20080915091925.GB1787@elf.ucw.cz> References: <20080912083113.GA1625@elf.ucw.cz> <20080914100913.GB7909@elf.ucw.cz> <20080914101406.GA1625@elf.ucw.cz> <20080914173536.GA1687@elf.ucw.cz> <20080914181228.GA18934@elf.ucw.cz> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org To: Thomas Gleixner Cc: kernel list , Linux-pm mailing list , "Rafael J. Wysocki" List-Id: linux-pm@vger.kernel.org On Sun 2008-09-14 12:15:04, Thomas Gleixner wrote: > On Sun, 14 Sep 2008, Pavel Machek wrote: > > On Sun 2008-09-14 10:51:04, Thomas Gleixner wrote: > > > On Sun, 14 Sep 2008, Pavel Machek wrote: > > > > > It _does_ happen with mainline 2.6.27-rc6. > > > > > > > > s2ram hs problem in mainline 2.6.26, too. (Different problem: no > > > > ammount pressing shift helps there.) nohz=off cures it, too. > > > > > > Ok, so it's not a regression. > > > > > > Is the problem in the suspend path or in the resume ? > > > > During resume, on both 2.6.26 and 2.6.27-rc6. (27-rc6 actually resumes > > if I keep hitting shift, and I get "sleepy" system after that -- > > cursor does not blink, but machine can be used -- as long as I keep > > hitting keys). > > Hmm. Can you please provide the output of /proc/timer_list when the > system is in that "sleepy" state. -rc5 seems to work ok... is there some patch I should try to revert first? Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html