From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx160.postini.com [74.125.245.160]) by kanga.kvack.org (Postfix) with SMTP id BFFDC6B0033 for ; Tue, 30 Jul 2013 10:40:34 -0400 (EDT) Date: Tue, 30 Jul 2013 07:39:56 -0700 From: Andrew Morton 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> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: 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 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, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org