Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752257Ab3G3Okf (ORCPT ); Tue, 30 Jul 2013 10:40:35 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:40799 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751040Ab3G3Oke (ORCPT ); Tue, 30 Jul 2013 10:40:34 -0400 Date: Tue, 30 Jul 2013 07:39:56 -0700 From: Andrew Morton To: Michal Hocko Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, dave.hansen@intel.com, kosaki.motohiro@jp.fujitsu.com, kamezawa.hiroyu@jp.fujitsu.com, bp@suse.de, Dave Hansen Subject: Re: [PATCH resend] drop_caches: add some documentation and info message Message-Id: <20130730073956.3047e3c7.akpm@linux-foundation.org> In-Reply-To: <20130730125525.GB15847@dhcp22.suse.cz> References: <1374842669-22844-1-git-send-email-mhocko@suse.cz> <20130729135743.c04224fb5d8e64b2730d8263@linux-foundation.org> <20130730074531.GA10584@dhcp22.suse.cz> <20130730012544.2f33ebf6.akpm@linux-foundation.org> <20130730125525.GB15847@dhcp22.suse.cz> X-Mailer: Sylpheed 2.7.1 (GTK+ 2.18.9; x86_64-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 707 Lines: 18 On Tue, 30 Jul 2013 14:55:25 +0200 Michal Hocko wrote: > > > I am OK with that but can we use a top bit instead. Maybe we never have > > > other entities to drop in the future but it would be better to have a room for them > > > just in case. > > > > If we add another flag in the future it can use bit 3? > > What if we get crazy and need more of them? Then we use bit 4. Then 5. Then 6. I'm really not understanding your point here ;) -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/