From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755021Ab0JUIsq (ORCPT ); Thu, 21 Oct 2010 04:48:46 -0400 Received: from smtp-out-181.synserver.de ([212.40.180.181]:1636 "HELO smtp-out-181.synserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1754809Ab0JUIso (ORCPT ); Thu, 21 Oct 2010 04:48:44 -0400 X-SynServer-TrustedSrc: 1 X-SynServer-AuthUser: markus@trippelsdorf.de X-SynServer-PPID: 25392 Date: Thu, 21 Oct 2010 10:48:38 +0200 From: Markus Trippelsdorf To: Mike Galbraith Cc: Ingo Molnar , Linus Torvalds , LKML , Peter Zijlstra , Mathieu Desnoyers Subject: Re: [RFC/RFT PATCH] sched: automated per tty task groups Message-ID: <20101021084838.GA1590@arch.trippelsdorf.de> References: <1287479765.9920.9.camel@marge.simson.net> <1287487757.24189.40.camel@marge.simson.net> <1287511983.7417.45.camel@marge.simson.net> <1287514410.7368.10.camel@marge.simson.net> <20101020025652.GB26822@elte.hu> <1287648715.9021.20.camel@marge.simson.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1287648715.9021.20.camel@marge.simson.net> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Oct 21, 2010 at 10:11:55AM +0200, Mike Galbraith wrote: > On Wed, 2010-10-20 at 04:56 +0200, Ingo Molnar wrote: > > > Mind doing more of the tty->desktop renames/generalizations as Linus suggested, and > > resend the patch? > > Here she comes. Better/Worse? > > Changes: > - tty->autogroup. > - only autogroup fair class tasks. > - removed dainbramaged sleeper vruntime twiddling. > - removed paranoid locking. > - removed noop detatch code. > > > I'd also suggest to move it out of EXPERIMENTAL - we dont really do that for core > > kernel features as most distros enable CONFIG_EXPERIMENTAL so it's a rather > > meaningless distinction. Since the feature is default-n, people will get the old > > scheduler by default but can also choose this desktop-centric scheduling mode. > > > > I'd even argue to make it default-y, because this patch clearly cures a form of > > kbuild cancer. > > You top dogs can make the default call.. it it's accepted that is ;-) > > Marcus: care to try the below? Works fine for me (but so did first > cut). It depends on the attached patch, and applied to virgin shiny new > 2.6.36. Works fine interactively, but I still get the same kernel BUG on reboot time as before. Would a photo of the trace help you? -- Markus