From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753181AbbF3N4r (ORCPT ); Tue, 30 Jun 2015 09:56:47 -0400 Received: from 2.236.17.93.rev.sfr.net ([93.17.236.2]:22293 "EHLO mailhub1.si.c-s.fr" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753380AbbF3N4i (ORCPT ); Tue, 30 Jun 2015 09:56:38 -0400 Message-Id: From: Christophe Leroy Subject: [PATCH 0/2] powerpc32: Optimise csum_partial() To: Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman , scottwood@freescale.com Cc: linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, Joakim Tjernlund Date: Tue, 30 Jun 2015 15:56:36 +0200 (CEST) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The purpose of this patchset is to optimise csum_partial() on powerpc32. In the first part, we remove some unneccessary instructions In the second part, we partially unloop the main loop Christophe Leroy (2): Optimise a few instructions in csum_partial() Optimise csum_partial() loop arch/powerpc/lib/checksum_32.S | 53 +++++++++++++++++++++++++----------------- 1 file changed, 32 insertions(+), 21 deletions(-) -- 2.1.0