From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chandan Rajendra Subject: Re: Overlayfs TODOs Date: Wed, 17 May 2017 18:16:07 +0530 Message-ID: <3385315.J8HfPLhZLT@localhost.localdomain> References: <3729499.au3bfvH429@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7Bit Return-path: Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:54168 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753826AbdEQMqp (ORCPT ); Wed, 17 May 2017 08:46:45 -0400 Received: from pps.filterd (m0098413.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.20/8.16.0.20) with SMTP id v4HCho0N070956 for ; Wed, 17 May 2017 08:46:44 -0400 Received: from e23smtp04.au.ibm.com (e23smtp04.au.ibm.com [202.81.31.146]) by mx0b-001b2d01.pphosted.com with ESMTP id 2agck6kd3e-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Wed, 17 May 2017 08:46:44 -0400 Received: from localhost by e23smtp04.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Wed, 17 May 2017 22:46:41 +1000 Received: from d23av02.au.ibm.com (d23av02.au.ibm.com [9.190.235.138]) by d23relay06.au.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id v4HCkUoe3211614 for ; Wed, 17 May 2017 22:46:38 +1000 Received: from d23av02.au.ibm.com (localhost [127.0.0.1]) by d23av02.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id v4HCjxjN028127 for ; Wed, 17 May 2017 22:45:59 +1000 In-Reply-To: Sender: linux-unionfs-owner@vger.kernel.org List-Id: linux-unionfs@vger.kernel.org To: Amir Goldstein Cc: miklos@szeredi.hu, "linux-unionfs@vger.kernel.org" On Wednesday, May 17, 2017 5:56:31 PM IST Amir Goldstein wrote: > On Wed, May 17, 2017 at 2:42 PM, Chandan Rajendra > wrote: > > > > I am keen on working on overlayfs. It would be very helpful if you could > > provide me a list of Todo items associated with Overlayfs. > > > > This is the TODO list that I maintain on wiki: > https://github.com/amir73il/overlayfs/wiki/Overlayfs-TODO > > It includes at least most of the tasks that are in Miklos' head: > https://marc.info/?l=linux-unionfs&m=149441099931390&w=2 > > My focus right now is all the "non stared" tasks for "same fs" configuration, > aiming for kernel 4.13. > > Is there are specific area of interest for you with overlayfs? > Any specific configuration or use case? Or is the interest purely academic? > > I suppose you are looking to start of with smaller tasks? > > There is actually one task that should be very simple to do and can also > bring large benefit for many users. > > In his pull request for kernel 4.12 Miklos writes: > "The biggest part of this is making st_dev/st_ino on the overlay behave like a > normal filesystem ... future work will move the general case towards more sane > behavior." > https://marc.info/?l=linux-unionfs&m=149442365202823&w=2 > > The work towards constant st_dev/st_ino for the general case is not within my > immediate scope of interest, but it shouldn't be hard. The basic idea was > explained by Miklos here: > https://marc.info/?l=linux-unionfs&m=149259338809700&w=2 > Amir, I will work on this task. Thanks for the guidance. > > > Cheers, > Amir. > > -- chandan