Received: by 2002:a25:ad19:0:0:0:0:0 with SMTP id y25csp598404ybi; Wed, 17 Jul 2019 01:54:10 -0700 (PDT) X-Google-Smtp-Source: APXvYqxDQJQsfdBUtIXS6Eu1rMSZSSCwR+s1YIpoHJeAEMgHwSgc7lCtqi01v14ovL3wqJL5KvDz X-Received: by 2002:a63:61c6:: with SMTP id v189mr33620870pgb.36.1563353650338; Wed, 17 Jul 2019 01:54:10 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1563353650; cv=none; d=google.com; s=arc-20160816; b=EAFJcwhCpgWjhsBK1SgecCaVOplpKUJ3F1H13lbCqZ8dzkA/SNNAwS4mI9RCF2jvIm drVms8e5YuRWquily/NukHadM8YHcZoosn8Z51O7or3vlGORkuk3N3Bburk5AGr+gR38 JYc74snNYeW3RNPufsbU+RjltDIg4AdCeR1uyxDRSfWCoB98cFX84cqnKLLd07z5LCYM ybcO1jJIqjl5JgageI/wnWtBTcF8n3Ta9vVZE335jVfcS/RRItwuhvjb1vNioD5wxgxP SsFFfNY+oMdoqzZAv+0oQFKS6ROjYpMEi3U+7t3DW757+Ii8uGw12iKDwUTH/SDMW9MG D8/A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding :content-language:in-reply-to:mime-version:user-agent:date :message-id:from:references:cc:to:subject; bh=dPjRx8SJuVXeYGD4YxKePZzA1FLoZUiB934dKe1mpFQ=; b=xEIQzvwFDW1CFJlN3B3gMqMBjdWRG7Df6wpEfMl24CV7FQZKsMEYDmAWlb4OoG3s3R IgaApUmC+TLBgNqhUYL3YFHa92lRGJuxgG4Sz15bjOeVgYFvLC3vjCoHhQk/fdMTfeWh aMpsYq2l7gcIM/CAIG3qAl16AMRdVqO0H4eQhCMUDOuAs2aXFzFuo1rApmOmeWfeBjMm UScD4pWur6+exQXcN9lW6yoivg3HQ+gbNTDA61k/83xh25NbjFe5j9q1ZTDBRtCxMwbz CLVORhR9lwBEIW8K9tdjU+aixQDql3V/qnn+zNlqwEX6jc8lreJNfArx5CqN+z9OHevN 6M3A== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=monom.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id v33si24135811pgk.152.2019.07.17.01.53.53; Wed, 17 Jul 2019 01:54:10 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=monom.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725980AbfGQIx3 (ORCPT + 99 others); Wed, 17 Jul 2019 04:53:29 -0400 Received: from mail.monom.org ([188.138.9.77]:41954 "EHLO mail.monom.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725890AbfGQIx3 (ORCPT ); Wed, 17 Jul 2019 04:53:29 -0400 X-Greylist: delayed 498 seconds by postgrey-1.27 at vger.kernel.org; Wed, 17 Jul 2019 04:53:28 EDT Received: from mail.monom.org (localhost [127.0.0.1]) by filter.mynetwork.local (Postfix) with ESMTP id 0A8CD50048A; Wed, 17 Jul 2019 10:45:09 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on mail.monom.org X-Spam-Level: X-Spam-Status: No, score=-2.5 required=5.0 tests=ALL_TRUSTED,BAYES_00 autolearn=ham autolearn_force=no version=3.4.2 Received: from [192.168.154.175] (b9168f23.cgn.dg-w.de [185.22.143.35]) by mail.monom.org (Postfix) with ESMTPSA id 369EA500294; Wed, 17 Jul 2019 10:45:08 +0200 (CEST) Subject: Re: [patch 1/1] Kconfig: Introduce CONFIG_PREEMPT_RT To: Thomas Gleixner , Linus Torvalds Cc: LKML , Andrew Morton , Greg Kroah-Hartman , Ingo Molnar , Peter Zijlstra , Steven Rostedt , Sebastian Siewior , Paul McKenney , Christoph Hellwig , Tejun Heo , Lukas Bulwahn , Tom Zanussi , Daniel Bristot de Oliveira , Clark Williams , Julia Cartwright , Marc Zyngier , Frederic Weisbecker References: <20190715150402.798499167@linutronix.de> <20190715150601.205143057@linutronix.de> From: Daniel Wagner Message-ID: <8845b6bd-34ec-d989-d16f-23f523f8233e@monom.org> Date: Wed, 17 Jul 2019 10:45:07 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.0 MIME-Version: 1.0 In-Reply-To: <20190715150601.205143057@linutronix.de> Content-Type: text/plain; charset=utf-8; format=flowed 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 Hi, On 7/15/19 5:04 PM, 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 As one of the stable-rt maintainers I love to see this move forward! Acked-by: Daniel Wagner