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 E9B6410F7 for ; Fri, 12 Jul 2024 10:20:32 +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=1720779633; cv=none; b=gfw2CDSAKYkTGv6gTMHcE/UNt3YiPpWcSWIMa0QwEcYrTKGna0utZ8PGExVJaTWmrB7uV/fjJEEcnoCRoiuOYBoRCF/+dg8/hlbL0/uZLR3dqDN5lEAmxcvGT4B2I9CsGagTv/TFa2vU/4lw+NN5Ka5St3mM2vW0RNTQ+B/j1lg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720779633; c=relaxed/simple; bh=saXSXc7EtV5Q2Yrc557rIZq81TgZK3+FXyLIFKgsj6M=; h=Content-Type:MIME-Version:Subject:From:Message-Id:Date:References: In-Reply-To:To:Cc; b=HgXVNqvtGnPGgSGEcrCva0uD3XaLcEX32szcGu+kVC/J2zj+SVCjW+qORqBQCVBUgDe3+4oT+GV54a1ypAA0TppnpzARnimXdO1ar2nxRPwXkokmzCBXRDxrrV4ehOoAOSaySZKvRT862+NMIF9MFuk53Fgu+ArE6LpzfPJj0oA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=HprjVqNK; 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="HprjVqNK" Received: by smtp.kernel.org (Postfix) with ESMTPS id 844FBC4AF07; Fri, 12 Jul 2024 10:20:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1720779632; bh=saXSXc7EtV5Q2Yrc557rIZq81TgZK3+FXyLIFKgsj6M=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=HprjVqNKWKBnZEqhy9YZNpR8SxioY9YsM0R/jhRIH+Y2VBO4L3qw4NIRbj4rIh/DV i0nWF6kaTkK1AU4pLuiwo8Ad3XiaKG/9qKBIVFOoV08s0pFhEezrE6jcqm4et/jC1J N3yIidI0F5ncopxbLfcZqMiOtoVkfdXeFvPEhoKVaSpw5/JvJvo/5HgSp0BkMryUyO swlFycGc4fVcuTeQX9LDrOqO0f/bB6vuLwsiFOp6qti3Wr2Epk8WKWEdOMuAA12agF MGmimgGkwfaZiOq5eOsbk/ZE8pDDH3kpd8KiBYvuRGu7TMfamDS79z1j2u0CI7HppG Tdxa7gzffkF/Q== 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 78381C433E9; Fri, 12 Jul 2024 10:20:32 +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 v5] riscv: Optimize crc32 with Zbc extension From: patchwork-bot+linux-riscv@kernel.org Message-Id: <172077963248.4770.592373890802161820.git-patchwork-notify@kernel.org> Date: Fri, 12 Jul 2024 10:20:32 +0000 References: <20240621054707.1847548-1-xiao.w.wang@intel.com> In-Reply-To: <20240621054707.1847548-1-xiao.w.wang@intel.com> To: Wang@ci.codeaurora.org, Xiao W Cc: linux-riscv@lists.infradead.org, paul.walmsley@sifive.com, palmer@dabbelt.com, aou@eecs.berkeley.edu, charlie@rivosinc.com, andy.chiu@sifive.com, conor.dooley@microchip.com, greentime.hu@sifive.com, ajones@ventanamicro.com, heiko@sntech.de, david.laight@aculab.com, haicheng.li@intel.com, linux-kernel@vger.kernel.org Hello: This patch was applied to riscv/linux.git (for-next) by Palmer Dabbelt : On Fri, 21 Jun 2024 13:47:07 +0800 you wrote: > As suggested by the B-ext spec, the Zbc (carry-less multiplication) > instructions can be used to accelerate CRC calculations. Currently, the > crc32 is the most widely used crc function inside kernel, so this patch > focuses on the optimization of just the crc32 APIs. > > Compared with the current table-lookup based optimization, Zbc based > optimization can also achieve large stride during CRC calculation loop, > meantime, it avoids the memory access latency of the table-lookup based > implementation and it reduces memory footprint. > > [...] Here is the summary with links: - [v5] riscv: Optimize crc32 with Zbc extension https://git.kernel.org/riscv/c/a43fe27d6503 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html