From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Morton Subject: Re: [PATCH -V2 1/9] mm: move hugetlbfs region tracking function to common code Date: Thu, 1 Mar 2012 14:33:45 -0800 Message-ID: <20120301143345.7e928efe.akpm@linux-foundation.org> References: <1330593380-1361-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> <1330593380-1361-2-git-send-email-aneesh.kumar@linux.vnet.ibm.com> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1330593380-1361-2-git-send-email-aneesh.kumar-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org> Sender: cgroups-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-ID: Content-Type: text/plain; charset="us-ascii" To: "Aneesh Kumar K.V" Cc: linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org, mgorman-l3A5Bk7waGM@public.gmane.org, kamezawa.hiroyu-+CUm20s59erQFUHtdCDX3A@public.gmane.org, dhillf-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org, aarcange-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org, mhocko-AlSwsSmVLrQ@public.gmane.org, hannes-druUgvl0LCNAfugRpC6u6w@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Andrea Righi , John Stultz On Thu, 1 Mar 2012 14:46:12 +0530 "Aneesh Kumar K.V" wrote: > This patch moves the hugetlbfs region tracking function to > common code. We will be using this in later patches in the > series. > > ... > > +struct file_region { > + struct list_head link; > + long from; > + long to; > +}; Both Andrea Righi and John Stultz are working on (more sophisticated) versions of file region tracking code. And we already have a (poor) implementation in fs/locks.c. That's four versions of the same thing floating around the place. This is nutty. From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx138.postini.com [74.125.245.138]) by kanga.kvack.org (Postfix) with SMTP id 67EBF6B004A for ; Thu, 1 Mar 2012 17:33:47 -0500 (EST) Date: Thu, 1 Mar 2012 14:33:45 -0800 From: Andrew Morton Subject: Re: [PATCH -V2 1/9] mm: move hugetlbfs region tracking function to common code Message-Id: <20120301143345.7e928efe.akpm@linux-foundation.org> In-Reply-To: <1330593380-1361-2-git-send-email-aneesh.kumar@linux.vnet.ibm.com> References: <1330593380-1361-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> <1330593380-1361-2-git-send-email-aneesh.kumar@linux.vnet.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: "Aneesh Kumar K.V" Cc: linux-mm@kvack.org, mgorman@suse.de, kamezawa.hiroyu@jp.fujitsu.com, dhillf@gmail.com, aarcange@redhat.com, mhocko@suse.cz, hannes@cmpxchg.org, linux-kernel@vger.kernel.org, cgroups@vger.kernel.org, Andrea Righi , John Stultz On Thu, 1 Mar 2012 14:46:12 +0530 "Aneesh Kumar K.V" wrote: > This patch moves the hugetlbfs region tracking function to > common code. We will be using this in later patches in the > series. > > ... > > +struct file_region { > + struct list_head link; > + long from; > + long to; > +}; Both Andrea Righi and John Stultz are working on (more sophisticated) versions of file region tracking code. And we already have a (poor) implementation in fs/locks.c. That's four versions of the same thing floating around the place. This is nutty. -- 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/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: email@kvack.org From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758189Ab2CAWds (ORCPT ); Thu, 1 Mar 2012 17:33:48 -0500 Received: from mail.linuxfoundation.org ([140.211.169.12]:51257 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758163Ab2CAWdr (ORCPT ); Thu, 1 Mar 2012 17:33:47 -0500 Date: Thu, 1 Mar 2012 14:33:45 -0800 From: Andrew Morton To: "Aneesh Kumar K.V" Cc: linux-mm@kvack.org, mgorman@suse.de, kamezawa.hiroyu@jp.fujitsu.com, dhillf@gmail.com, aarcange@redhat.com, mhocko@suse.cz, hannes@cmpxchg.org, linux-kernel@vger.kernel.org, cgroups@vger.kernel.org, Andrea Righi , John Stultz Subject: Re: [PATCH -V2 1/9] mm: move hugetlbfs region tracking function to common code Message-Id: <20120301143345.7e928efe.akpm@linux-foundation.org> In-Reply-To: <1330593380-1361-2-git-send-email-aneesh.kumar@linux.vnet.ibm.com> References: <1330593380-1361-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> <1330593380-1361-2-git-send-email-aneesh.kumar@linux.vnet.ibm.com> X-Mailer: Sylpheed 3.0.2 (GTK+ 2.20.1; x86_64-pc-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 On Thu, 1 Mar 2012 14:46:12 +0530 "Aneesh Kumar K.V" wrote: > This patch moves the hugetlbfs region tracking function to > common code. We will be using this in later patches in the > series. > > ... > > +struct file_region { > + struct list_head link; > + long from; > + long to; > +}; Both Andrea Righi and John Stultz are working on (more sophisticated) versions of file region tracking code. And we already have a (poor) implementation in fs/locks.c. That's four versions of the same thing floating around the place. This is nutty.