Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756309Ab3JNKxL (ORCPT ); Mon, 14 Oct 2013 06:53:11 -0400 Received: from mail-ea0-f176.google.com ([209.85.215.176]:39563 "EHLO mail-ea0-f176.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756305Ab3JNKxG (ORCPT ); Mon, 14 Oct 2013 06:53:06 -0400 Message-ID: <525BCD0D.10206@gmail.com> Date: Mon, 14 Oct 2013 12:53:01 +0200 From: Juri Lelli User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.0 MIME-Version: 1.0 To: Juri Lelli , peterz@infradead.org, tglx@linutronix.de CC: mingo@redhat.com, rostedt@goodmis.org, oleg@redhat.com, fweisbec@gmail.com, darren@dvhart.com, johan.eker@ericsson.com, p.faure@akatech.ch, linux-kernel@vger.kernel.org, claudio@evidence.eu.com, michael@amarulasolutions.com, fchecconi@gmail.com, tommaso.cucinotta@sssup.it, nicola.manica@disi.unitn.it, luca.abeni@unitn.it, dhaval.giani@gmail.com, hgu1972@gmail.com, paulmck@linux.vnet.ibm.com, raistlin@linux.it, insop.song@gmail.com, liming.wang@windriver.com, jkacur@redhat.com, harald.gustafsson@ericsson.com, vincent.guittot@linaro.org, Bruce Ashfield Subject: Re: [PATCH 00/14] sched: SCHED_DEADLINE v8 References: <1381747426-31334-1-git-send-email-juri.lelli@gmail.com> In-Reply-To: <1381747426-31334-1-git-send-email-juri.lelli@gmail.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 5957 Lines: 138 Ok, I forgot a space after the last Cc with git send-mail, sorry about that. Here the Cc list is right. Thanks, - Juri On 10/14/2013 12:43 PM, Juri Lelli wrote: > Hello everyone, > > here we go with a new version of the SCHED_DEADLINE patchset (v8). I know that > it has been a while since I released last version [1], but I thought not to > spam the mailing list with simple updates. Well... this IS basically an update > to 3.12-rc5, but it comes right before the next Kernel Summit and Real Time > Linux Workshop and, since I'll be present at both events, it is probably time > to fire-up the discussion again. > > Moreover, interesting news: > > - a better mechanism for coordinating mutually exclusive access to critical > sections is coming soon (we wrote a paper about it for RTLWS15 [2]); > - the patchset is now available in the 3.4 and 3.10 Yocto kernels [3] (thanks > a lot for this to Bruce Ashfield and Insop Song); even though it is hard to > say how many new users we got with this, we can say that having > SCHED_DEADLINE in Yocto provides availabily to OSVs like Wind River and > others; > - a european project has started (JUNIPER [4]) for which we will provide > kernel level support based on this patchset (and we will soon have a real > use case for it! yayyy! :)). > > The development is taking place at: > https://github.com/jlelli/sched-deadline > > branch: sched-dl-V8 (this patchset on top of tip/master). > > Check the repositories frequently if you're interested, and feel free to > e-mail me for any issue you run into. > > Test applications: > https://github.com/gbagnoli/rt-app > https://github.com/jlelli/schedtool-dl > > Development mailing list: linux-dl; you can subscribe from here: > http://feanor.sssup.it/mailman/listinfo/linux-dl > or via e-mail (send a message to linux-dl-request@retis.sssup.it with > just the word `help' as subject or in the body to receive info). > > The code was being jointly developed by ReTiS Lab (http://retis.sssup.it) > and Evidence S.r.l (http://www.evidence.eu.com) in the context of the ACTORS > EU-funded project (http://www.actors-project.eu) and the S(o)OS EU-funded > project (http://www.soos-project.eu/). Development is now supported by the > JUNIPER EU-funded project [4]. > > As usual, any kind of feedback is welcome and appreciated. > > Thanks in advice and regards, > > - Juri > > [1] http://lwn.net/Articles/376502, http://lwn.net/Articles/353797, > http://lwn.net/Articles/412410, http://lwn.net/Articles/490944, > http://lwn.net/Articles/498472, http://lwn.net/Articles/521091, > http://lwn.net/Articles/537388 > > [2] https://www.osadl.org/?id=1743 > > [3] https://www.yoctoproject.org/ > > [4] http://www.juniper-project.org/page/overview > > Dario Faggioli (9): > sched: add sched_class->task_dead. > sched: add extended scheduling interface. > sched: SCHED_DEADLINE structures & implementation. > sched: SCHED_DEADLINE avg_update accounting. > sched: add schedstats for -deadline tasks. > sched: add latency tracing for -deadline tasks. > sched: drafted deadline inheritance logic. > sched: add bandwidth management for sched_dl. > sched: add sched_dl documentation. > > Harald Gustafsson (1): > sched: add period support for -deadline tasks. > > Juri Lelli (3): > sched: SCHED_DEADLINE SMP-related data structures & logic. > sched: make dl_bw a sub-quota of rt_bw > sched: speed up -dl pushes with a push-heap. > > Peter Zijlstra (1): > rtmutex: turn the plist into an rb-tree. > > Documentation/scheduler/sched-deadline.txt | 196 ++++ > arch/arm/include/asm/unistd.h | 2 +- > arch/arm/include/uapi/asm/unistd.h | 3 + > arch/arm/kernel/calls.S | 3 + > arch/x86/syscalls/syscall_32.tbl | 3 + > arch/x86/syscalls/syscall_64.tbl | 3 + > include/linux/init_task.h | 10 + > include/linux/rtmutex.h | 18 +- > include/linux/sched.h | 122 +- > include/linux/sched/deadline.h | 24 + > include/linux/sched/rt.h | 3 +- > include/linux/sched/sysctl.h | 11 + > include/linux/syscalls.h | 7 + > include/uapi/linux/sched.h | 1 + > kernel/fork.c | 8 +- > kernel/futex.c | 2 + > kernel/hrtimer.c | 3 +- > kernel/rtmutex-debug.c | 8 +- > kernel/rtmutex.c | 164 ++- > kernel/rtmutex_common.h | 22 +- > kernel/sched/Makefile | 4 +- > kernel/sched/core.c | 660 ++++++++++- > kernel/sched/cpudeadline.c | 216 ++++ > kernel/sched/cpudeadline.h | 33 + > kernel/sched/deadline.c | 1658 ++++++++++++++++++++++++++++ > kernel/sched/debug.c | 46 + > kernel/sched/rt.c | 2 +- > kernel/sched/sched.h | 150 +++ > kernel/sched/stop_task.c | 2 +- > kernel/sysctl.c | 7 + > kernel/trace/trace_sched_wakeup.c | 45 +- > kernel/trace/trace_selftest.c | 28 +- > 32 files changed, 3343 insertions(+), 121 deletions(-) > create mode 100644 Documentation/scheduler/sched-deadline.txt > create mode 100644 include/linux/sched/deadline.h > create mode 100644 kernel/sched/cpudeadline.c > create mode 100644 kernel/sched/cpudeadline.h > create mode 100644 kernel/sched/deadline.c > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/