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 X-Spam-Level: X-Spam-Status: No, score=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CFE15C3279B for ; Wed, 4 Jul 2018 10:52:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 965C921A8F for ; Wed, 4 Jul 2018 10:52:26 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 965C921A8F Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=c-sky.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933525AbeGDKwX (ORCPT ); Wed, 4 Jul 2018 06:52:23 -0400 Received: from smtp2200-217.mail.aliyun.com ([121.197.200.217]:46289 "EHLO smtp2200-217.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932399AbeGDKwW (ORCPT ); Wed, 4 Jul 2018 06:52:22 -0400 X-Alimail-AntiSpam: AC=CONTINUE;BC=0.217671|-1;CH=green;FP=0|0|0|0|0|-1|-1|-1;HT=e02c03301;MF=ren_guo@c-sky.com;NM=1;PH=DS;RN=11;RT=11;SR=0;TI=SMTPD_---.CMBRXui_1530701510; Received: from localhost(mailfrom:ren_guo@c-sky.com fp:SMTPD_---.CMBRXui_1530701510) by smtp.aliyun-inc.com(10.147.41.231); Wed, 04 Jul 2018 18:51:50 +0800 Date: Wed, 4 Jul 2018 18:51:50 +0800 From: Guo Ren To: Arnd Bergmann Cc: linux-arch , Linux Kernel Mailing List , Thomas Gleixner , Daniel Lezcano , Jason Cooper , c-sky_gcc_upstream@c-sky.com, gnu-csky@mentor.com, thomas.petazzoni@bootlin.com, wbx@uclibc-ng.org, Greentime Hu Subject: Re: [PATCH V2 13/19] csky: Library functions Message-ID: <20180704105150.GA21269@guoren> References: <7a1490b307d8e62cebe80ebc03fea6bad8b0f227.1530465326.git.ren_guo@c-sky.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jul 03, 2018 at 10:04:57PM +0200, Arnd Bergmann wrote: > It's better to avoid relying on libgcc here. Please use the > CONFIG_GENERIC_LIB_ASHLDI3/ASHRDI3/LSHRDI3/etc > helpers that we already have in the kernel. Ok, I'll try Guo Ren