From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751942Ab0CSCS5 (ORCPT ); Thu, 18 Mar 2010 22:18:57 -0400 Received: from hera.kernel.org ([140.211.167.34]:40709 "EHLO hera.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751080Ab0CSCS4 (ORCPT ); Thu, 18 Mar 2010 22:18:56 -0400 Message-ID: <4BA2DF0B.9080600@kernel.org> Date: Fri, 19 Mar 2010 11:18:51 +0900 From: Tejun Heo User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.8) Gecko/20100228 SUSE/3.0.3-1.1.1 Thunderbird/3.0.3 MIME-Version: 1.0 To: David Miller CC: fweisbec@gmail.com, sparclinux@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [BUG] percpu misaligned allocation References: <4BA1F2BA.30604@kernel.org> <20100318.175413.183069013.davem@davemloft.net> <20100319013119.GB22095@nowhere> <20100318.185757.39197211.davem@davemloft.net> In-Reply-To: <20100318.185757.39197211.davem@davemloft.net> X-Enigmail-Version: 1.0.1 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.3 (hera.kernel.org [127.0.0.1]); Fri, 19 Mar 2010 02:18:54 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 03/19/2010 10:57 AM, David Miller wrote: > I would use u64 so something like: > > u64 [FTRACE_MAX_PROFILE_SIZE / sizeof(u64)] DIV_ROUND_UP() would be safer than division Thanks. -- tejun