From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wr0-f197.google.com (mail-wr0-f197.google.com [209.85.128.197]) by kanga.kvack.org (Postfix) with ESMTP id 57BAA6B0038 for ; Fri, 20 Oct 2017 09:08:47 -0400 (EDT) Received: by mail-wr0-f197.google.com with SMTP id o44so5754985wrf.0 for ; Fri, 20 Oct 2017 06:08:47 -0700 (PDT) Received: from mx2.suse.de (mx2.suse.de. [195.135.220.15]) by mx.google.com with ESMTPS id 71si798031wrl.427.2017.10.20.06.08.46 for (version=TLS1 cipher=AES128-SHA bits=128/128); Fri, 20 Oct 2017 06:08:46 -0700 (PDT) Date: Fri, 20 Oct 2017 15:08:45 +0200 From: Michal Hocko Subject: Re: [rfc 2/2] smaps: Show zone device memory used Message-ID: <20171020130845.m5sodqlqktrcxkks@dhcp22.suse.cz> References: <20171018063123.21983-1-bsingharora@gmail.com> <20171018063123.21983-2-bsingharora@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20171018063123.21983-2-bsingharora@gmail.com> Sender: owner-linux-mm@kvack.org List-ID: To: Balbir Singh Cc: jglisse@redhat.com, linux-mm@kvack.org On Wed 18-10-17 17:31:23, Balbir Singh wrote: > With HMM, we can have either public or private zone > device pages. With private zone device pages, they should > show up as swapped entities. For public zone device pages > the smaps output can be confusing and incomplete. > > This patch adds a new attribute to just smaps to show > device memory usage. As this will become user API which we will have to maintain for ever I would really like to hear about who is going to use this information and what for. -- Michal Hocko SUSE Labs -- 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