Received: by 2002:a05:6358:45e:b0:b5:b6eb:e1f9 with SMTP id 30csp384614rwe; Thu, 1 Sep 2022 00:43:31 -0700 (PDT) X-Google-Smtp-Source: AA6agR4xp1f690fhRQaBAIEXXD27BBKjEj2N08aus2sv3s9xtu9RXY5byTHv+AffWaO8x00oVMNW X-Received: by 2002:a17:902:c945:b0:16e:d24d:1b27 with SMTP id i5-20020a170902c94500b0016ed24d1b27mr30267771pla.51.1662018211584; Thu, 01 Sep 2022 00:43:31 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1662018211; cv=none; d=google.com; s=arc-20160816; b=O2gijJp47Bk49ueRJs71ptO0df3sR+8sthpoeDw/V1KhmvHn/3Cy4iSR3y7kXK60NX YBEgGMf998RjXmYkJLoBPdI/mSNla/YdowUYLtT0EkZaL3Ux8iz6LiYNBCG0GdpACqBY YF0+P9HDpsS9b1nFWgpq8T/7KxSpgfL5Qr76kxP/veWAPoAA7+pnGnxtTrBjaFJJyZoH 9qhnjQbgfNwWKPl5BE7SbGLuPggsL33xt097U7QZ5rCVei/U7+JiJ5gfHMEhMtyQA+BF ekWsnww7QZSKFoRs8v7mERtQpbuJqhYTEz4RKoO7OTt0ouk2S3tA+o4UAeYBGcOyibVY CVBQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:in-reply-to:content-disposition:mime-version :references:message-id:subject:cc:to:from:dkim-signature :dkim-signature:date; bh=+6TS55y82TYJlsjJwC1/zBEVFCDtqxUms69ssI0wGGA=; b=0q18HnGIH43g5kIyhHkavi+6vuss10Y3gr5KzmXCoR3JkgG4tu4PeHeAmeLDeIxeV3 3az/pxxHm5PWFUELjQuUzsQHnU1jri2NXGohoj2IXAtOcromMRCedKC4/3gyLrmephn0 RcDqqAzRy8g3bsRqkKz3HSEsNQuzUldyzOW89DNDfZDXvdSDrzmGHZVdrkBiqhC8aWfK mtnU3Mj+DNJYTFuye0SNkelxJleLloS7x+FXVzXSRU++HYNF037SH5MEuj7fqVVuC67k qBW3IyNQxJxUgQHstU0Jk9aOJYjhVMQV2vu8DgftlkhNP1Oq9zJd/BVMpEnAFCg10Zhk dbpw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linutronix.de header.s=2020 header.b=3RxOlbon; dkim=neutral (no key) header.i=@linutronix.de; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=linutronix.de Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id v17-20020a170902e8d100b00174c8f14833si9228884plg.82.2022.09.01.00.42.58; Thu, 01 Sep 2022 00:43:31 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@linutronix.de header.s=2020 header.b=3RxOlbon; dkim=neutral (no key) header.i=@linutronix.de; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=linutronix.de Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233501AbiIAHEr (ORCPT + 99 others); Thu, 1 Sep 2022 03:04:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50872 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233271AbiIAHEW (ORCPT ); Thu, 1 Sep 2022 03:04:22 -0400 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EB15A6C115; Thu, 1 Sep 2022 00:04:08 -0700 (PDT) Date: Thu, 1 Sep 2022 09:04:05 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1662015847; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=+6TS55y82TYJlsjJwC1/zBEVFCDtqxUms69ssI0wGGA=; b=3RxOlbonJl5WFm8YJXSc0uAQRFGPk+DSXUCw++ela5eCvo5xJkEVEUbMFxjkRyt19MarwZ DNPfLMrc24rrP9cADg9WhtlDUH6D5/PLLhdIz0NBges7lyBseRZRYTfcJvMhwU5BukTgcj Qkk+/yYaiT1ncZcPjrLdFt457h+D1Q6GEFoPPsoEmThVEozsGEjuWS+sS3soDzXHd1a43A dgejUhFMJAQ3RGqwdu3fieeFS22nB1+g+aMmCins0gGqPEumNbs5hm3ZU3rb4FW6BLdtIK rfO0argpb218v1MWsH+roKH4nSfLKhYboE/AEt+Wjj88GouOyYLDeNyhzyd4LQ== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1662015847; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=+6TS55y82TYJlsjJwC1/zBEVFCDtqxUms69ssI0wGGA=; b=0lKMXKwZ85CHlGzucCsfuA1C4+BIzcDZjLS7nOki0RRQQtjslBtagCDNvKZIOeW3XCncam fnw0X6HxbUgwxXAQ== From: Sebastian Andrzej Siewior To: Jisheng Zhang Cc: Paul Walmsley , Palmer Dabbelt , Albert Ou , Anup Patel , Atish Patra , Thomas Gleixner , Steven Rostedt , linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, kvm@vger.kernel.org, kvm-riscv@lists.infradead.org Subject: Re: [PATCH v2 0/5] riscv: add PREEMPT_RT support Message-ID: References: <20220831175920.2806-1-jszhang@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20220831175920.2806-1-jszhang@kernel.org> X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED,SPF_HELO_NONE, SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2022-09-01 01:59:15 [+0800], Jisheng Zhang wrote: > I assume patch1, patch2 and patch3 can be reviewed and merged for > riscv-next, patch4 and patch5 can be reviewed and maintained in rt tree, > and finally merged once the remaining patches in rt tree are all > mainlined. I would say so, yes. What about JUMP_LABEL support? Do you halt all CPUs while patching the code? Sebastian