From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 5B5EC87A for ; Tue, 13 Oct 2015 22:11:31 +0000 (UTC) Received: from v094114.home.net.pl (v094114.home.net.pl [79.96.170.134]) by smtp1.linuxfoundation.org (Postfix) with SMTP id 374E6101 for ; Tue, 13 Oct 2015 22:11:29 +0000 (UTC) From: "Rafael J. Wysocki" To: Steven Rostedt Date: Wed, 14 Oct 2015 00:40:10 +0200 Message-ID: <2823307.1o7LnhjveU@vostro.rjw.lan> In-Reply-To: <20151013124230.1a082d28@gandalf.local.home> References: <20151013124230.1a082d28@gandalf.local.home> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="utf-8" Cc: ksummit-discuss@lists.linuxfoundation.org Subject: Re: [Ksummit-discuss] [TECH TOPIC] Mainlining PREEMPT_RT List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Tuesday, October 13, 2015 12:42:30 PM Steven Rostedt wrote: > > Now that it was announced in Dublin last week that mainlining > PREEMPT_RT has funding, I would like to propose a tech topic to discuss > what is needed to be done in the near future. > > Thomas Gleixner and his minions will be doing the brunt of the work, > but there's issues that need to be addressed with the rest of the > kernel. The various topics would include: > > CPU hotplug > preempt_disable and local_irq_disable annotations > new timer_wheel implementation > simple waitqueues > trylock boosting > > Several of the Real Time developers will be present at kernel summit. I > think this would be a great opportunity to have them be able to sit > down together and discuss the remaining issues. Well, that's not limited to the RT developers even. Good topic. Thanks, Rafael