From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753317AbaBVEDx (ORCPT ); Fri, 21 Feb 2014 23:03:53 -0500 Received: from one.firstfloor.org ([193.170.194.197]:40872 "EHLO one.firstfloor.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751763AbaBVEDw (ORCPT ); Fri, 21 Feb 2014 23:03:52 -0500 Date: Sat, 22 Feb 2014 05:03:50 +0100 From: Andi Kleen To: Andrew Morton Cc: Davidlohr Bueso , David Rientjes , Luiz Capitulino , mtosatti@redhat.com, Mel Gorman , Andrea Arcangeli , Andi Kleen , Rik van Riel , isimatu.yasuaki@jp.fujitsu.com, yinghai@kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: Re: [PATCH 4/4] hugetlb: add hugepages_node= command-line option Message-ID: <20140222040350.GI22728@two.firstfloor.org> References: <1392339728-13487-1-git-send-email-lcapitulino@redhat.com> <1392339728-13487-5-git-send-email-lcapitulino@redhat.com> <20140214225810.57e854cb@redhat.com> <1392702456.2468.4.camel@buesod1.americas.hpqcorp.net> <20140221155423.6c6689e27fa10ed394f01843@linux-foundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20140221155423.6c6689e27fa10ed394f01843@linux-foundation.org> User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > But I think it would be better if it made hugepages= and hugepagesz= > obsolete, so we can emit a printk if people use those, telling them > to migrate because the old options are going away. Not sure why everyone wants to break existing systems. These options have existed for many years, you cannot not just remove them. Also the old options are totally fine and work adequately for the vast majority of users who do not need to control node assignment fine grained. -Andi