From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D6C4E19B3EC for ; Thu, 25 Jul 2024 13:20:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721913639; cv=none; b=MfSJA5SHpVRuBqxEgI9RhP2bCSk8jv5Pn3WQ3FAUw0U1ZQKKc8G8i3G9t04176gFJxyRCO9xYrRhPa5Cf3ORpsrqUlo04vnLDaGRYPpupsgXxmD9tLZFioPcYOlce24XOjVLjXiv7VrO+K97jcg6uH+N+SqabC/Dyf+eT8617Ic= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721913639; c=relaxed/simple; bh=pv1EbBB+Diu8zt1u9Ud8mj6yeTOIaZMPy0uWO7Z+kM0=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=IRYz5dp/g2ySdGc1WQb2+kaH5iGw9kdrWEywLrkbpTyTGRb4P+SUjyE/UMyl/xN1Otg3htaziyPD7D0lfZsfYAUH1hEIUoKk9FB6Es4VH6o4UsUaZmjPfaUiigpQCkECP8Rl4WBH+EtDZ0azveVLfLuVHDVLzNM1kULmvbpN7dc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=N7sBpavN; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="N7sBpavN" Received: by smtp.kernel.org (Postfix) with ESMTPS id 7C346C4AF19; Thu, 25 Jul 2024 13:20:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1721913639; bh=pv1EbBB+Diu8zt1u9Ud8mj6yeTOIaZMPy0uWO7Z+kM0=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=N7sBpavN9QprHaBwp7OcgJA6SimgOaKnMGDjQoG/M3iXdc83uJMz0+lt69EayLkYo V3uLsHtVGp41mCiafbQbtwuBrxIjqxXRf6wV6tznTJ/9FshdecAi/+TbechdKoop1E piabRVX83H/s0z5ZQieqc6FEZRadq6xJ5dUmaX/GnKmRmQqY0E/O3p4V3YCpSJs6Qu x9JcZWSf9jc5OCwbVP8B6Qhte1xPPsychUqZWhVtQO0n7knVa9tS5o/fdHFWWk2vZI vhLrs+FNIIgzVTO+CkAJ93AYhd4+OdWj9UJYlvzEl78k80IlwdCONfUWjhCw7H6GDJ aDyb5+/HnpmFQ== 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 7063CC4333D; Thu, 25 Jul 2024 13:20:39 +0000 (UTC) Content-Type: text/plain; charset="utf-8" Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH v2] riscv: Improve exception and system call latency From: patchwork-bot+linux-riscv@kernel.org Message-Id: <172191363945.6240.15239605352830042623.git-patchwork-notify@kernel.org> Date: Thu, 25 Jul 2024 13:20:39 +0000 References: <20240607061335.2197383-1-cyrilbur@tenstorrent.com> In-Reply-To: <20240607061335.2197383-1-cyrilbur@tenstorrent.com> To: Cyril Bur Cc: linux-riscv@lists.infradead.org, paul.walmsley@sifive.com, palmer@dabbelt.com, aou@eecs.berkeley.edu, linux-kernel@vger.kernel.org, antonb@tenstorrent.com Hello: This patch was applied to riscv/linux.git (for-next) by Palmer Dabbelt : On Thu, 6 Jun 2024 23:13:35 -0700 you wrote: > From: Anton Blanchard > > Many CPUs implement return address branch prediction as a stack. The > RISCV architecture refers to this as a return address stack (RAS). If > this gets corrupted then the CPU will mispredict at least one but > potentally many function returns. > > [...] Here is the summary with links: - [v2] riscv: Improve exception and system call latency https://git.kernel.org/riscv/c/9eb7421003d3 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html