From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from sc8-sf-mx2-b.sourceforge.net ([10.3.1.92] helo=mail.sourceforge.net) by sc8-sf-list1-new.sourceforge.net with esmtp (Exim 4.43) id 1JmDZ0-0008Tn-Bt for user-mode-linux-devel@lists.sourceforge.net; Wed, 16 Apr 2008 12:45:02 -0700 Received: from 41-052.adsl.zetnet.co.uk ([194.247.41.52] helo=mail.esperi.org.uk ident=user21505) by mail.sourceforge.net with esmtp (Exim 4.44) id 1JmDYy-0001mY-82 for user-mode-linux-devel@lists.sourceforge.net; Wed, 16 Apr 2008 12:45:01 -0700 References: <87k5jcqmh8.fsf@hades.wkstn.nix> <20080414144052.GA7186@c2.user-mode-linux.org> <87y77elx37.fsf@hades.wkstn.nix> From: Nix Date: Wed, 16 Apr 2008 20:44:44 +0100 In-Reply-To: <87y77elx37.fsf@hades.wkstn.nix> (nix@esperi.org.uk's message of "Tue, 15 Apr 2008 20:47:08 +0100") Message-ID: <87ve2hfutv.fsf@hades.wkstn.nix> MIME-Version: 1.0 Subject: Re: [uml-devel] Lockups with the fixed timer code :/ List-Id: The user-mode Linux development list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: user-mode-linux-devel-bounces@lists.sourceforge.net Errors-To: user-mode-linux-devel-bounces@lists.sourceforge.net To: Jeff Dike Cc: Thomas Gleixner , user-mode-linux-devel@lists.sourceforge.net On 15 Apr 2008, nix@esperi.org.uk said: > OK, trying that. (I'll extend the instrumentation patch to watch for > zero cycle_interval as well, and see what happens. With luck nothing > will happen except that the crashes will stop... except that they > already *have* stopped for me. Annoying.) Hard-spinning again, inside gettimeofday() inside os_nsecs(). (The stack above that point is corrupt, or at least gdb 6.7.1 won't show it. Nonetheless if it's not stuck inside idle_sleep() I'll eat my hat. Note that I am *not* running CONFIG_NO_HZ because, hah, I thought that as rather new code it might be unstable...) This *is* a change in behaviour: the backtrace is different! Yay! :) -- `The rest is a tale of post and counter-post.' --- Ian Rawlings describes USENET ------------------------------------------------------------------------- This SF.net email is sponsored by the 2008 JavaOne(SM) Conference Don't miss this year's exciting event. There's still time to save $100. Use priority code J8TL2D2. http://ad.doubleclick.net/clk;198757673;13503038;p?http://java.sun.com/javaone _______________________________________________ User-mode-linux-devel mailing list User-mode-linux-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel