Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756924AbcCaNZf (ORCPT ); Thu, 31 Mar 2016 09:25:35 -0400 Received: from mail-qk0-f171.google.com ([209.85.220.171]:35686 "EHLO mail-qk0-f171.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756868AbcCaNZc (ORCPT ); Thu, 31 Mar 2016 09:25:32 -0400 Subject: Re: [PATCH 1/2] lightnvm: use rrpc->nr_luns to calculate the rrpc area size To: Wenwei Tao References: <1459348115-6072-1-git-send-email-ww.tao0320@gmail.com> <56FCE65D.8060901@lightnvm.io> <56FCF6D0.7020009@lightnvm.io> Cc: linux-kernel@vger.kernel.org, linux-block@vger.kernel.org From: =?UTF-8?Q?Matias_Bj=c3=b8rling?= Message-ID: <56FD2548.1080607@lightnvm.io> Date: Thu, 31 Mar 2016 15:25:28 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.4.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 435 Lines: 9 On 03/31/2016 12:26 PM, Wenwei Tao wrote: > This is okay with me. > By the way, why don't you like (sector_t)dev->sec_size * > dev->sec_per_lun * rrpc->nr_luns, the change seems smaller? Both works. I wanted to fix the underlying issue (which was rrpc values wasn't initialized enough to be used). Back when luns could be of different sizes, it made sense. Now that we can have the values up front, it makes sense to use them. :)