From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759139AbYHZSSl (ORCPT ); Tue, 26 Aug 2008 14:18:41 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756171AbYHZSSc (ORCPT ); Tue, 26 Aug 2008 14:18:32 -0400 Received: from victor.provo.novell.com ([137.65.250.26]:46540 "EHLO victor.provo.novell.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756032AbYHZSSb (ORCPT ); Tue, 26 Aug 2008 14:18:31 -0400 Message-ID: <48B4486A.1010308@novell.com> Date: Tue, 26 Aug 2008 14:16:10 -0400 From: Gregory Haskins User-Agent: Thunderbird 2.0.0.16 (X11/20080720) MIME-Version: 1.0 To: mingo@elte.hu CC: srostedt@redhat.com, peterz@infradead.org, linux-kernel@vger.kernel.org, linux-rt-users@vger.kernel.org, npiggin@suse.de, gregory.haskins@gmail.com Subject: Re: [PATCH v2 0/6] sched: misc rt fixes for tip/sched/devel (was: Series short description) References: <20080825200852.23217.13842.stgit@dev.haskins.net> <20080826173131.16413.17862.stgit@dev.haskins.net> In-Reply-To: <20080826173131.16413.17862.stgit@dev.haskins.net> X-Enigmail-Version: 0.95.7 OpenPGP: id=D8195319 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enigFE4EE7E35EA025A693CE7FA1" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enigFE4EE7E35EA025A693CE7FA1 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Gregory Haskins wrote: > Hi Ingo, > > The following repositories > > git://git.kernel.org/pub/scm/linux/kernel/git/ghaskins/linux-2.6-h= acks.git tip/sched/devel/rtbalance=20 > > ftp://ftp.novell.com/dev/ghaskins/tip-rt-fixes.tar.bz2 > > apply to tip/sched/devel to pick up fixes for the RT scheduler.=20 > =20 [ It would help if I remembered to rename the default subject ;) ] I just wanted to add that these are not urgent fixes. .28 at the earliest. Thanks -Greg > [ > Changelog: > =09 > v2:=20 > *) predicated newidle and double_lock changes on > CONFIG_PREEMPT to address a concern by Nick Piggin > > *) fixed a build issue when DEBUG_PI_LIST is defined=20 > > v1: > *) initial release > ] > > These patches were developed in the interest of shorting latencies in > PREEMPT_RT, but they apply to the mainline scheduler as well, so I am > offering them here first. > > This has been tested under both 26.3-rt3 and tip/sched/devel on x86_64 = for > both CONFIG_SMP and !CONFIG_SMP. > > Comments/bug-fixes welcome! > > Regards, > -Greg > > > --- > > Gregory Haskins (6): > sched: create "pushable_tasks" list to limit pushing to one attem= pt > plist: fix PLIST_NODE_INIT to work with debug enabled > sched: add sched_class->needs_post_schedule() member > sched: make double-lock-balance fair > sched: pull only one task during NEWIDLE balancing to limit criti= cal section > sched: only try to push a task on wakeup if it is migratable > > > include/linux/init_task.h | 1=20 > include/linux/plist.h | 9 ++- > include/linux/sched.h | 2 + > kernel/sched.c | 84 ++++++++++++++++++++++++--- > kernel/sched_rt.c | 139 +++++++++++++++++++++++++++++++++++++= +------- > 5 files changed, 202 insertions(+), 33 deletions(-) > > > -- > To unsubscribe from this list: send the line "unsubscribe linux-rt-user= s" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > =20 --------------enigFE4EE7E35EA025A693CE7FA1 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.9 (GNU/Linux) Comment: Using GnuPG with SUSE - http://enigmail.mozdev.org iEYEARECAAYFAki0SGoACgkQlOSOBdgZUxmsAgCdG+piCcBZdn6Xnm1QUYi8K2Iu nUsAoIKZxtbYsXFG7c8X3aBsGbAQeznp =bQfL -----END PGP SIGNATURE----- --------------enigFE4EE7E35EA025A693CE7FA1--