From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1D5FDC7618F for ; Tue, 16 Jul 2019 20:18:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E8C9620659 for ; Tue, 16 Jul 2019 20:18:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388717AbfGPUSE (ORCPT ); Tue, 16 Jul 2019 16:18:04 -0400 Received: from mail-wr1-f67.google.com ([209.85.221.67]:45915 "EHLO mail-wr1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728535AbfGPUSE (ORCPT ); Tue, 16 Jul 2019 16:18:04 -0400 Received: by mail-wr1-f67.google.com with SMTP id f9so22273265wre.12 for ; Tue, 16 Jul 2019 13:18:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=thWKDiUOGXHrY2jgZy9GeU/jjhBGteD/4QV66t0vG1c=; b=dwCRIsk2Qylnyx8hBtqCQSzE5sO6MFO3OOXD0ka7br3ZJfplwdh2v5WzBNDYEIx0+T YG4dGn7CQTnjzLj3qvhAJcAdOeRWSA8GM5LpGKTBNXWms0HYFcavCU+Sotsewt8cCsuS Gb03BJvkPmVc6pPD2zPPPUZYa0mL3sOiGUlNa1xAto4sNE4eqENdwP1W7QJ8MjZUiHxj 0p55Ml7S9yZJH5GwIYvZILw439fEB4lNR/jEt6PpVU0cqH02WyJwhq2Iv2NYavqIVAr1 B9Q2ZUYQc+ieMRc9dH7sZcE8s3nyDUQHdEp2JA05JJUaKID5CNvKEEijlAEAJyQtgYml PXuw== X-Gm-Message-State: APjAAAXpU5DLIXaKdNlxQIDiXBeGUdZpsZfu/jjKup1pBMTY+HjSaj3v JYwbQ4Y/SjUJdSwmGNag3a2WNQ== X-Google-Smtp-Source: APXvYqxul5qMwgx1JzJ7rSlYWQMzOyLqUs6KoQnf/j8HHGaA2wGz/HpKFk+QZwt3RqRfOmPpWxMXpQ== X-Received: by 2002:adf:cc85:: with SMTP id p5mr35601974wrj.47.1563308282957; Tue, 16 Jul 2019 13:18:02 -0700 (PDT) Received: from t460s.bristot.redhat.com (host55-33-dynamic.11-87-r.retail.telecomitalia.it. [87.11.33.55]) by smtp.gmail.com with ESMTPSA id v15sm21479013wrt.25.2019.07.16.13.18.01 (version=TLS1_3 cipher=AEAD-AES128-GCM-SHA256 bits=128/128); Tue, 16 Jul 2019 13:18:02 -0700 (PDT) Subject: Re: [patch 1/1] Kconfig: Introduce CONFIG_PREEMPT_RT To: Clark Williams , Thomas Gleixner Cc: Linus Torvalds , LKML , Andrew Morton , Greg Kroah-Hartman , Ingo Molnar , Peter Zijlstra , Steven Rostedt , Sebastian Siewior , Paul McKenney , Christoph Hellwig , Tejun Heo , Lukas Bulwahn , Daniel Wagner , Tom Zanussi , Clark Williams , Julia Cartwright , Marc Zyngier , Frederic Weisbecker References: <20190715150402.798499167@linutronix.de> <20190715150601.205143057@linutronix.de> <20190716151040.04ef9122@torg> From: Daniel Bristot de Oliveira Message-ID: Date: Tue, 16 Jul 2019 22:18:00 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: <20190716151040.04ef9122@torg> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 16/07/2019 22:10, Clark Williams wrote: > On Mon, 15 Jul 2019 17:04:03 +0200 > Thomas Gleixner wrote: > >> Add a new entry to the preemption menu which enables the real-time support >> for the kernel. The choice is only enabled when an architecture supports >> it. >> >> It selects PREEMPT as the RT features depend on it. To achieve that the >> existing PREEMPT choice is renamed to PREEMPT_LL which select PREEMPT as >> well. >> >> No functional change. >> >> Signed-off-by: Thomas Gleixner > Excited to see this Thomas. Now I can start planning to build from a single tree > rather than an RT tree off to the side of RHEL :) > > Acked-by: Clark Williams > yeah! We (Red Hat) are committed with maintaining and testing the PREEMPT RT mainstream in the long term. Including the development of more tests and formal verification for it! Acked-by: Daniel Bristot de Oliveira Thanks! -- Daniel