From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-io0-f174.google.com ([209.85.223.174]:34449 "EHLO mail-io0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752531AbcEFLTz (ORCPT ); Fri, 6 May 2016 07:19:55 -0400 Received: by mail-io0-f174.google.com with SMTP id 190so111323067iow.1 for ; Fri, 06 May 2016 04:19:55 -0700 (PDT) Subject: Re: Spare volumes and hot auto-replacement feature To: dsterba@suse.cz, Dmitry Katsubo , linux-btrfs References: <572A8337.1030505@mail.ru> <008f1f81-df20-796f-a609-78075ddd9837@gmail.com> <20160506090822.GB29353@twin.jikos.cz> From: "Austin S. Hemmelgarn" Message-ID: <97c465c2-b2de-eb70-708b-6aa88569e156@gmail.com> Date: Fri, 6 May 2016 07:19:44 -0400 MIME-Version: 1.0 In-Reply-To: <20160506090822.GB29353@twin.jikos.cz> Content-Type: text/plain; charset=windows-1252; format=flowed Sender: linux-btrfs-owner@vger.kernel.org List-ID: On 2016-05-06 05:08, David Sterba wrote: > On Thu, May 05, 2016 at 07:23:11AM -0400, Austin S. Hemmelgarn wrote: >> On 2016-05-04 19:18, Dmitry Katsubo wrote: >>> Dear btrfs community, >>> >>> I am interested in spare volumes and hot auto-replacement feature [1]. I have a couple of questions: >>> >>> * Which kernel version this feature will be included? >> Probably 4.7. I would not suggest using it in production for at least a >> few cycles though (probably 4.9). > > I wonder what are the grounds of the prediction, 4.7 is pretty much done > regarding new features. And given the number of other features that are > considered for merge I don't know an ETA. I haven't looked at the > patches yet (but don't know about others). > I was under the impression that you had pulled them into your for-next branch, and forgot that that would mean probably mean 4.8 at the earliest, although looking at your tree now, I notice that the only patch from the series there is the first one which fixes a lockdep warning, and looking again at the ML is the only one you said you added. So, taken altogether, the prediction was largely predicated on me being significantly absent-minded.