From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mondschein.lichtvoll.de ([194.150.191.11]:33669 "EHLO mail.lichtvoll.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752858AbcILUfY (ORCPT ); Mon, 12 Sep 2016 16:35:24 -0400 From: Martin Steigerwald To: Pasi =?ISO-8859-1?Q?K=E4rkk=E4inen?= Cc: dsterba@suse.cz, Waxhead , linux-btrfs@vger.kernel.org Subject: Re: Is stability a joke? (wiki updated) Date: Mon, 12 Sep 2016 22:35:20 +0200 Message-ID: <2026673.ODgFlz56RI@merkaba> In-Reply-To: <20160912202109.GL28465@reaktio.net> References: <57D51BF9.2010907@online.no> <6762481.5JxuKd9axT@merkaba> <20160912202109.GL28465@reaktio.net> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Sender: linux-btrfs-owner@vger.kernel.org List-ID: Am Montag, 12. September 2016, 23:21:09 CEST schrieb Pasi Kärkkäinen: > On Mon, Sep 12, 2016 at 09:57:17PM +0200, Martin Steigerwald wrote: > > Am Montag, 12. September 2016, 18:27:47 CEST schrieb David Sterba: > > > On Mon, Sep 12, 2016 at 04:27:14PM +0200, David Sterba wrote: > > > > > I therefore would like to propose that some sort of feature / > > > > > stability > > > > > matrix for the latest kernel is added to the wiki preferably > > > > > somewhere > > > > > where it is easy to find. It would be nice to archive old matrix'es > > > > > as > > > > > well in case someone runs on a bit older kernel (we who use Debian > > > > > tend > > > > > to like older kernels). In my opinion it would make things bit > > > > > easier > > > > > and perhaps a bit less scary too. Remember if you get bitten badly > > > > > once > > > > > you tend to stay away from from it all just in case, if you on the > > > > > other > > > > > hand know what bites you can safely pet the fluffy end instead :) > > > > > > > > Somebody has put that table on the wiki, so it's a good starting > > > > point. > > > > I'm not sure we can fit everything into one table, some combinations > > > > do > > > > not bring new information and we'd need n-dimensional matrix to get > > > > the > > > > whole picture. > > > > > > https://btrfs.wiki.kernel.org/index.php/Status > > > > Great. > > > > I made to minor adaption. I added a link to the Status page to my warning > > in before the kernel log by feature page. And I also mentioned that at > > the time the page was last updated the latest kernel version was 4.7. > > Yes, thats some extra work to update the kernel version, but I think its > > beneficial to explicitely mention the kernel version the page talks > > about. Everyone who updates the page can update the version within a > > second. > > Hmm.. that will still leave people wondering "but I'm running Linux 4.4, not > 4.7, I wonder what the status of feature X is.." > > Should we also add a column for kernel version, so we can add "feature X is > known to be OK on Linux 3.18 and later".. ? Or add those to "notes" field, > where applicable? That was my initial idea, and it may be better than a generic kernel version for all features. Even if we fill in 4.7 for any of the features that are known to work okay for the table. For RAID 1 I am willing to say it works stable since kernel 3.14, as this was the kernel I used when I switched /home and / to Dual SSD RAID 1 on this ThinkPad T520. -- Martin