Received: by 2002:a6b:500f:0:0:0:0:0 with SMTP id e15csp2157123iob; Sun, 15 May 2022 09:39:07 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwaaDYLEgLi5ng5ZF+enlbWfLJ3T/3vpiNLaefyfTIeVPSMyaSOdoT3ghtQABrXrwEFHsvJ X-Received: by 2002:a5d:4744:0:b0:20a:ea5a:dc39 with SMTP id o4-20020a5d4744000000b0020aea5adc39mr11193831wrs.236.1652632747127; Sun, 15 May 2022 09:39:07 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1652632747; cv=none; d=google.com; s=arc-20160816; b=x8DWgvZj5TTFr0l88gYQNEUNPZWL2h/LdwfcwK6L4DdG6cwN0egWNP39+PuS2Xqhba n8amoVnN0Fb1yUMb8pm5VMJV6jbCr4fuQ85EtOgCcohB2SIGdb0PQN8OT6CvK+aTP0DS bL20j3uIP22/wJN1Zs41hU2mN0xWT/M7BKPxsrV91XtEo4NKDY6hT8gy4fNoHqsNsfFw DVeRUpif8/wNeWmlwsvhfi/bEUn8FO6d2sRDiEaS5AB2RuZmdl1ONLJlmSccKkS9auh6 dQdVUEp3D7Mo4QmD2L+DVrSa4POpRYiqSPNlx75VXg+9hunswTm1Ws1T53FC0DES78dL sZFw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version:date :message-id:subject:references:in-reply-to:cc:to:from; bh=oR5C/NligbJxEXLKtX1nC3XDFzVCalMHZ0XM4R+NA0Q=; b=LmBVgoGJWG7HrMw/WpiqVT+uC1I+0WGp2JyPkrsGurpmr30AD8Ve4/ldJBALXLNB3b XWemBLz9xx72kOyOJUfh4yNxNyQau5WTZ69WhL9IPojIb9aChlOIug3L/D2iUkXNTu2T 2nLSD4M1ZKzupdvqehH5SU1b/OlOWKTO0Feh7+mzf+48M5x8rSMiPojSbOOHevpjcWir i2LF0nm8iCLWClTFC9LIgkJT0wxO58yCh06bIwP6FbHo138tzhUgeAS7RLNpPjh8no5a AwFPTP75K06JlRLlPeZnHUXhPbwYEGeq88KIAGbiBbut8XRz7tR+Pcqu6bYmEEI3a19s Hy1w== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id g12-20020a5d64ec000000b0020cbcbcfc4esi8254903wri.558.2022.05.15.09.38.40; Sun, 15 May 2022 09:39:07 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236374AbiEOKbm (ORCPT + 99 others); Sun, 15 May 2022 06:31:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44306 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236249AbiEOKbI (ORCPT ); Sun, 15 May 2022 06:31:08 -0400 Received: from gandalf.ozlabs.org (gandalf.ozlabs.org [150.107.74.76]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6B0649FE0 for ; Sun, 15 May 2022 03:31:07 -0700 (PDT) Received: from authenticated.ozlabs.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mail.ozlabs.org (Postfix) with ESMTPSA id 4L1JZK6NHLz4xZ3; Sun, 15 May 2022 20:31:05 +1000 (AEST) From: Michael Ellerman To: Christophe Leroy , Michael Ellerman , Paul Mackerras , Benjamin Herrenschmidt Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org In-Reply-To: <794337eff7bb803d2c4e67d9eee635390c4c48fe.1646812553.git.christophe.leroy@csgroup.eu> References: <794337eff7bb803d2c4e67d9eee635390c4c48fe.1646812553.git.christophe.leroy@csgroup.eu> Subject: Re: [PATCH] powerpc: Use rol32() instead of opencoding in csum_fold() Message-Id: <165261052845.1047019.11511069349714102008.b4-ty@ellerman.id.au> Date: Sun, 15 May 2022 20:28:48 +1000 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,SPF_HELO_PASS, SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 9 Mar 2022 08:56:14 +0100, Christophe Leroy wrote: > rol32(x, 16) will do the rotate using rlwinm. > > No need to open code using inline assembly. > > Applied to powerpc/next. [1/1] powerpc: Use rol32() instead of opencoding in csum_fold() https://git.kernel.org/powerpc/c/a1ae431705410fc7092790977bffd1b00c63c229 cheers