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 C7FF8C433F5 for ; Fri, 11 Mar 2022 11:00:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1348137AbiCKLBX (ORCPT ); Fri, 11 Mar 2022 06:01:23 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42466 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233050AbiCKLBR (ORCPT ); Fri, 11 Mar 2022 06:01:17 -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 5F8AA1AE65F; Fri, 11 Mar 2022 03:00:15 -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 9988C616D6; Fri, 11 Mar 2022 11:00:14 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id ED0EBC340F4; Fri, 11 Mar 2022 11:00:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1646996414; bh=vei2XrdqQh2PV8B3FwqM1GUVmbx5mhp6g8aEwOZFwcA=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=EgfnjWv2x1GJuuFcV5nMZ7OXVNy2/tFpmX/lECVNUyWgjxhexQiL9vMACypPjALdb 4qI9Mv9GfAZj8huDwUzK4YIBuSnV03RJqxVXdN5Nv8k7EIaKFSKwKsJuBczAF32FRg nzZwJ7DX5VLMV4mjRB+zQ0EOyoxPxwKLn0rXmcOqnz0xieqvoVtjWSWUhvhQVG0ylu G8+zs+CginBBy1MlH5vz2XtEyGajSgYJfyUWVsKptEFV4ITMfyUyFAvQfMSVjbvXQY 27KT0OrAQn2imOpWRXksOnDv4mhJJ46Cn/W76MB1YqGnNfkGKuI/Zgyy1CfIaTfpRn L6WdWbTNwHbjA== 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 CDD90E6D3DD; Fri, 11 Mar 2022 11:00:13 +0000 (UTC) Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: Re: [PATCH net-next v2] powerpc/net: Implement powerpc specific csum_shift() to remove branch From: patchwork-bot+netdevbpf@kernel.org Message-Id: <164699641383.30508.9920591950729101881.git-patchwork-notify@kernel.org> Date: Fri, 11 Mar 2022 11:00:13 +0000 References: <1e1a0f38f3f0ab61283ccfb69626104a897f3551.1646755813.git.christophe.leroy@csgroup.eu> In-Reply-To: <1e1a0f38f3f0ab61283ccfb69626104a897f3551.1646755813.git.christophe.leroy@csgroup.eu> To: Christophe Leroy Cc: davem@davemloft.net, kuba@kernel.org, benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, linuxppc-dev@lists.ozlabs.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello: This patch was applied to netdev/net-next.git (master) by David S. Miller : On Tue, 8 Mar 2022 17:12:10 +0100 you wrote: > Today's implementation of csum_shift() leads to branching based on > parity of 'offset' > > 000002f8 : > 2f8: 70 a5 00 01 andi. r5,r5,1 > 2fc: 41 a2 00 08 beq 304 > 300: 54 84 c0 3e rotlwi r4,r4,24 > 304: 7c 63 20 14 addc r3,r3,r4 > 308: 7c 63 01 94 addze r3,r3 > 30c: 4e 80 00 20 blr > > [...] Here is the summary with links: - [net-next,v2] powerpc/net: Implement powerpc specific csum_shift() to remove branch https://git.kernel.org/netdev/net-next/c/3af722cb735d You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html