From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Gleixner Subject: Re: [ANNOUNCE] 3.0-rt4 Date: Thu, 28 Jul 2011 19:49:12 +0200 (CEST) Message-ID: References: <4E319F7F.8040802@windriver.com> Mime-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Cc: LKML , linux-rt-users To: Jason Wessel Return-path: Received: from www.linutronix.de ([62.245.132.108]:43956 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755846Ab1G1RtP (ORCPT ); Thu, 28 Jul 2011 13:49:15 -0400 In-Reply-To: <4E319F7F.8040802@windriver.com> Sender: linux-rt-users-owner@vger.kernel.org List-ID: Jason, On Thu, 28 Jul 2011, Jason Wessel wrote: > On 07/27/2011 04:37 PM, Thomas Gleixner wrote: > > - KGDB (not yet disabled) is reportedly unusable on -rt right now due > > to missing hacks in the console locking which I dropped on purpose. > > > To work around this in the short term you can use this patch, in > addition to the clocksource watchdog patch that Thomas brewed up. I pick that up as is. It's a non issue for KGDB=n > Comments are welcome of course. Ultimately the right solution is to > change separation between the console and the HW to have a polled > mode + work queue so as not to introduce any kind of latency. Care to take a stab ? Thanks, tglx