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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 749D6C64EC7 for ; Wed, 22 Feb 2023 15:00:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232202AbjBVPAh (ORCPT ); Wed, 22 Feb 2023 10:00:37 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46752 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231911AbjBVPA3 (ORCPT ); Wed, 22 Feb 2023 10:00:29 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 40C9138030 for ; Wed, 22 Feb 2023 07:00:23 -0800 (PST) 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 C678B61496 for ; Wed, 22 Feb 2023 15:00:22 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 30970C433D2; Wed, 22 Feb 2023 15:00:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1677078022; bh=Yi3u5Nak6osibQzcfwjNbC7RplCrm3Sc03yEPeaYTPY=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=YHoxUi/oxGi3akT53+zNV7IFx8pNNqOa2WMcuRqjlMjxepTxHm8oYyfBFHIHpfkHN 6ZDH/l6NLrG2nCkGtST9QJCGEs8gf8tjFTaO80KGYadLy0awP0V/tDbT6f0/czvMz8 MMc5WLsQB6NcYB33Jj8oCXS9QAe/4gmyoIH+vym4Oq9N2osmBjZ1Drt656AT9jiwl0 IYrCjT+7XZuxiPP08rqtFjRD5ffDVR99j3+w9HjOgnHIqtew09Wjqu0O2ZiAFPwDrK Z5M3La1yONKs8K/wBI4G0E3CAk/EZZh9GgK/k6s6VnO9V8vVNoiMQzF1hML/29YAbq QYRiDETqoxADg== 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 0C1E6C59A4C; Wed, 22 Feb 2023 15:00:22 +0000 (UTC) Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH RESEND] riscv: jump_label: Fixup unaligned arch_static_branch function From: patchwork-bot+linux-riscv@kernel.org Message-Id: <167707802203.24438.3366600866397687013.git-patchwork-notify@kernel.org> Date: Wed, 22 Feb 2023 15:00:22 +0000 References: <20230206090440.1255001-1-guoren@kernel.org> In-Reply-To: <20230206090440.1255001-1-guoren@kernel.org> To: Guo Ren Cc: linux-riscv@lists.infradead.org, palmer@dabbelt.com, paul.walmsley@sifive.com, mhiramat@kernel.org, conor.dooley@microchip.com, penberg@kernel.org, mark.rutland@arm.com, jrtc27@jrtc27.com, andy.chiu@sifive.com, zong.li@sifive.com, greentime.hu@sifive.com, bjorn@kernel.org, linux-kernel@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello: This patch was applied to riscv/linux.git (for-next) by Palmer Dabbelt : On Mon, 6 Feb 2023 04:04:40 -0500 you wrote: > From: Andy Chiu > > Runtime code patching must be done at a naturally aligned address, or we > may execute on a partial instruction. > > We have encountered problems traced back to static jump functions during > the test. We switched the tracer randomly for every 1~5 seconds on a > dual-core QEMU setup and found the kernel sucking at a static branch > where it jumps to itself. > > [...] Here is the summary with links: - [RESEND] riscv: jump_label: Fixup unaligned arch_static_branch function https://git.kernel.org/riscv/c/9ddfc3cd8060 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html