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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 7DD94C64EC4 for ; Fri, 10 Mar 2023 02:30:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References:Date: Message-Id:From:Subject:MIME-Version:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=bzPC+d8Usl4zNheavj2idgp4Q1u9+eAuCpU8ARjMnzw=; b=NFJYOjHVtWDuDQ WZVrcTkiqUgZjCYEYhNZ+vf3JVTYmR80UI8LTAPZa3SpBKYE4Pox7X6eTfPOUTUxPhdi+gdDz4tLv O6pnUhWLrrJBH51hKelnrQfFpf1HJja9H4UFOx1oa0g3U8j1JHTyJGSW9YMrkjb37XTlIFUih1s4j WJjcEKO29rDEaTX+oJinfKc97NIjWKeSPFeVVk10AxDEo1mZfCb/YxdZ7CLsmZJCE9mUZMPGzyxSt vHKumPoXvJHJdUdSOaakE9atIVMSNrEIClMFL7EsF/CSLap7YimvWPeoAENAnlD3Pt+aRv1EPCMtL toJ73UdenzWRwocFb5Jw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1paSWW-00CiJX-6G; Fri, 10 Mar 2023 02:30:24 +0000 Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1paSWT-00CiHz-8z for linux-riscv@lists.infradead.org; Fri, 10 Mar 2023 02:30:22 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id E81E8601D2; Fri, 10 Mar 2023 02:30:19 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 53A67C433D2; Fri, 10 Mar 2023 02:30:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1678415419; bh=JYEuGJPerZQWE9jyV7v7rPtX36PNN8q4mLcKxb71tB0=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=dNY8jnhOLlagupmBxFgkXocycsKHDqrC4qh1r50yZrCL+KvildJza32he0GZ/w6FW BFDJ6ucDYWEvMyKdndtdQntyYYaxbISJM4X151Zr/LYusRzfbou8I7cOmuvj8OPqhZ 1D51l+8euZr/A+6b8o/lARa4aMbWfqbiDAL3ZzMN7IsXr6zlqUlIrukVeAGG+VYZl4 ADH+8G94RAO6sJQC617OoRw4fpMVO3rdJWYK8tIproTVLVXXU8EehFtIlUiiP0NPnb cbKsQcPBe2T5ogOseCwPSxOjt7k4OXnkbwUl/uqAWT0NHbOEZkPFer9QJ7bma6APcL ExPUYtROpt/Og== Received: from aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (localhost.localdomain [127.0.0.1]) by aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (Postfix) with ESMTP id 26EC9E21EEB; Fri, 10 Mar 2023 02:30:19 +0000 (UTC) MIME-Version: 1.0 Subject: Re: [PATCH v5] RISC-V: Don't check text_mutex during stop_machine From: patchwork-bot+linux-riscv@kernel.org Message-Id: <167841541915.17842.2873145112302800461.git-patchwork-notify@kernel.org> Date: Fri, 10 Mar 2023 02:30:19 +0000 References: <20230303143754.4005217-1-conor.dooley@microchip.com> In-Reply-To: <20230303143754.4005217-1-conor.dooley@microchip.com> To: Conor Dooley Cc: linux-riscv@lists.infradead.org, palmer@dabbelt.com, palmerdabbelt@google.com, changbin.du@huawei.com, rostedt@goodmis.org, changbin.du@gmail.com, palmer@rivosinc.com X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230309_183021_397954_B70DE76D X-CRM114-Status: GOOD ( 12.26 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Hello: This patch was applied to riscv/linux.git (fixes) by Palmer Dabbelt : On Fri, 3 Mar 2023 14:37:55 +0000 you wrote: > From: Palmer Dabbelt > > We're currently using stop_machine() to update ftrace & kprobes, which > means that the thread that takes text_mutex during may not be the same > as the thread that eventually patches the code. This isn't actually a > race because the lock is still held (preventing any other concurrent > accesses) and there is only one thread running during stop_machine(), > but it does trigger a lockdep failure. > > [...] Here is the summary with links: - [v5] RISC-V: Don't check text_mutex during stop_machine https://git.kernel.org/riscv/c/2a8db5ec4a28 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv