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=-4.2 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no 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 996C5C433DB for ; Fri, 19 Feb 2021 11:14:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 580AC64EBD for ; Fri, 19 Feb 2021 11:14:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230305AbhBSLNx (ORCPT ); Fri, 19 Feb 2021 06:13:53 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57652 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229985AbhBSLNq (ORCPT ); Fri, 19 Feb 2021 06:13:46 -0500 Received: from mail-lj1-x234.google.com (mail-lj1-x234.google.com [IPv6:2a00:1450:4864:20::234]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 420FFC061574; Fri, 19 Feb 2021 03:13:06 -0800 (PST) Received: by mail-lj1-x234.google.com with SMTP id a22so18160608ljp.10; Fri, 19 Feb 2021 03:13:06 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:date:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=P0byXqzM+Zc4/Gl9DjXiSfs91CO2J92qhMxAg8TAMLI=; b=uV/y8yzjoZTboINvZT8E7qZLEZUobVSAll67AKd91yz2ML/e4ZwydlTFn9mneO8NQ5 siWcaZwLcz+9tw42crghN8kHYG1KLBp6KS11uDZmQWcE6XXBr7Zh5PsR+jQyqflEUdjS OOqwGyVrkV4qFnjcyyRgcyEGjcaYAIjm5PNqPfweytQSma4uMAm6jetqIFqNrNBmxLn6 SHDpmG1oWpK2wqnonsmw2Vlj7IPIg2VrVFpSP6EKEFvsbUKfWKsH7h/mLNef7EF8Ykt9 D53iiGcgYPYN4U3htKIsKdnIB2WYTV/UXovYki4vXnSRToG8ZFfO/mIFxNaVCWPVBUo3 +u8Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:date:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=P0byXqzM+Zc4/Gl9DjXiSfs91CO2J92qhMxAg8TAMLI=; b=WrqyqEyhyHaN7t8VIHTsdfhRVRD4KQR2coBSz5aEWOzQK8aisOWJCqplNf4tVykgvz vLkp6HM7IQiPtXv/+GzXpatkfcDBKabalX4mJSd+yeV+dxEsqfje+1bjfFpCfhL2uogH Iy3noEj2fJsaoHOXJ2xknWqvGfAo/Gl56iiRtoFtoESUnYpEO13BqXvJlubsnssSvpkJ INaev+JBcN9hKDHpptvWWH32figXWbT0NdtutaqIS2DQzL89ZgwOr+MGTbKSPiZJ1HFr 9HoLT7T/Sy0FObUyv0TqTqLI4JuixNY1MwO7tlFFR7SQ5Vf8NLfkgWPDRaGLwHYlDuA/ LCMA== X-Gm-Message-State: AOAM5338dr4RUQ9CHQk/SyfoY6Qecyq/gxKuSCJC2VejTl3GFal0DBsF kKoALeYlCGljS1FZePB63WI= X-Google-Smtp-Source: ABdhPJzYnQcFySx46h87XYSBUvdZCQ+CSAtC312TKOXS8RGFBMgZgxfILJF7iZFJHJQtTLRkSg9Zyw== X-Received: by 2002:a2e:9795:: with SMTP id y21mr2994420lji.226.1613733184642; Fri, 19 Feb 2021 03:13:04 -0800 (PST) Received: from pc638.lan (h5ef52e3d.seluork.dyn.perspektivbredband.net. [94.245.46.61]) by smtp.gmail.com with ESMTPSA id g3sm925135ljj.43.2021.02.19.03.13.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 19 Feb 2021 03:13:04 -0800 (PST) From: Uladzislau Rezki X-Google-Original-From: Uladzislau Rezki Date: Fri, 19 Feb 2021 12:13:01 +0100 To: Sebastian Andrzej Siewior , "Paul E. McKenney" Cc: Uladzislau Rezki , "Paul E. McKenney" , Masami Hiramatsu , Ingo Molnar , Steven Rostedt , Peter Zijlstra , Thomas Gleixner , LKML , RCU , Michael Ellerman , Andrew Morton , Daniel Axtens , Frederic Weisbecker , Neeraj Upadhyay , Joel Fernandes , Michal Hocko , "Theodore Y . Ts'o" , Oleksiy Avramchenko Subject: Re: [PATCH] kprobes: Fix to delay the kprobes jump optimization Message-ID: <20210219111301.GA34441@pc638.lan> References: <161365856280.719838.12423085451287256713.stgit@devnote2> <20210218151554.GQ2743@paulmck-ThinkPad-P72> <20210219081755.eucq4srbam6wg2gm@linutronix.de> <20210219104958.GA34308@pc638.lan> <20210219105710.d626zexj6vzt6k6y@linutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210219105710.d626zexj6vzt6k6y@linutronix.de> User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Feb 19, 2021 at 11:57:10AM +0100, Sebastian Andrzej Siewior wrote: > On 2021-02-19 11:49:58 [+0100], Uladzislau Rezki wrote: > > If above fix works, we can initialize rcu_init_tasks_generic() from the > > core_initcall() including selftst. It means that such initialization can > > be done later: > > Good. Please let me know once there is something for me to test. > Do I assume correctly that the self-test, I stumbled upon, is v5.12 > material? > I or Paul will ask for a test once it is settled down :) Looks like it is, so we should fix for v5.12. -- Vlad Rezki