Received: by 2002:a25:1985:0:0:0:0:0 with SMTP id 127csp1486562ybz; Sat, 25 Apr 2020 20:52:29 -0700 (PDT) X-Google-Smtp-Source: APiQypK+MrbR2PeL7d+JQFFbvKDn3mRbjiAZPrDT0CddqLe8gQasJXWHm6+Th4BtJW+7QDuDPf3R X-Received: by 2002:a17:907:2170:: with SMTP id rl16mr14432986ejb.238.1587873149296; Sat, 25 Apr 2020 20:52:29 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1587873149; cv=none; d=google.com; s=arc-20160816; b=gbwWddx6iaUQYn1PeLnOabTg1aBvCA7jY292PGkdNtGHNT5basHTklRaKvtdF4minz +tkyjfe7O0V8leMxnK6QI7+ToAOIut05z9lQcnGNnrmykNIj/vi9EuoQQxA9LaonIbTy bdNNIA8ctlwe1apLBUgUFHugkQwYkHzEi4Kq6BJczgYkLriwkEC+5bxiOG91+mQvJpDL GrlCeZ8WEYo2XTUiDTl0Hrwuaf6qC1qQkuotvwkzOxIdchqe+VwJYW0YFcXub9afv5RL 7QBbf2gxGWX7nFw3vW6v8iOQmUuJT4LBousimvmAIQ1cchuRdk7LzB0YMfJDStQPQYFX OLzQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :references:in-reply-to:from:subject:cc:to:message-id:date; bh=dhZE5V4FzM7z381ZwTe0p4r41YXuiKGInI7oD6GJZ64=; b=nD8ahgjUSmLGHlsue4/5zT68Y9doLLRy/aK1lX1QSWSrsxa0mzdQRs5Qy02Co4yCB5 y2bz/0G/KlnN8fTpk2zENUnif2a1Uy4VPVinXXvQr0DGUe+MxVYRGXOHhQNhF+2865Yo CDLs/w1W9JFU8oVan96a3T0I/p4RbMxV1ulgz7w+Lyzu9XR9C7nTLocCmQDogjd3qOzO MoI95uR2tSfnr2ITFfrAHI1XDLyPov/Sw74iFryxdbNTB0+VNkKToPOIfiOaULdNkXVw eF61VPe926EW0yFFH4J0PGsrs7ds2bOSY4NjpehvXI6btd8KLGC+lIalm2mH0JPHH41W BUXA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id m25si5859760eds.232.2020.04.25.20.52.05; Sat, 25 Apr 2020 20:52:29 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726177AbgDZDsr (ORCPT + 99 others); Sat, 25 Apr 2020 23:48:47 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51048 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725945AbgDZDsr (ORCPT ); Sat, 25 Apr 2020 23:48:47 -0400 Received: from shards.monkeyblade.net (shards.monkeyblade.net [IPv6:2620:137:e000::1:9]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A2F74C061A0C; Sat, 25 Apr 2020 20:48:47 -0700 (PDT) Received: from localhost (unknown [IPv6:2601:601:9f00:477::3d5]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) (Authenticated sender: davem-davemloft) by shards.monkeyblade.net (Postfix) with ESMTPSA id 3D023159FFC4E; Sat, 25 Apr 2020 20:48:47 -0700 (PDT) Date: Sat, 25 Apr 2020 20:48:46 -0700 (PDT) Message-Id: <20200425.204846.1929725746422713394.davem@davemloft.net> To: xiangxia.m.yue@gmail.com Cc: eric.dumazet@gmail.com, geert@linux-m68k.org, pshelar@ovn.org, kuba@kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 2/2] net: openvswitch: use div_u64() for 64-by-32 divisions From: David Miller In-Reply-To: <1587785988-23517-2-git-send-email-xiangxia.m.yue@gmail.com> References: <1587785988-23517-1-git-send-email-xiangxia.m.yue@gmail.com> <1587785988-23517-2-git-send-email-xiangxia.m.yue@gmail.com> X-Mailer: Mew version 6.8 on Emacs 26.1 Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.12 (shards.monkeyblade.net [149.20.54.216]); Sat, 25 Apr 2020 20:48:47 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: xiangxia.m.yue@gmail.com Date: Sat, 25 Apr 2020 11:39:48 +0800 > From: Tonghao Zhang > > Compile the kernel for arm 32 platform, the build warning found. > To fix that, should use div_u64() for divisions. > | net/openvswitch/meter.c:396: undefined reference to `__udivdi3' > > [add more commit msg, change reported tag, and use div_u64 instead > of do_div by Tonghao] > > Fixes: e57358873bb5d6ca ("net: openvswitch: use u64 for meter bucket") > Reported-by: kbuild test robot > Signed-off-by: Tonghao Zhang > Tested-by: Tonghao Zhang Applied.