From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pg0-f49.google.com ([74.125.83.49]:34005 "EHLO mail-pg0-f49.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753524AbdHUSaj (ORCPT ); Mon, 21 Aug 2017 14:30:39 -0400 Received: by mail-pg0-f49.google.com with SMTP id n4so40719921pgn.1 for ; Mon, 21 Aug 2017 11:30:39 -0700 (PDT) Date: Mon, 21 Aug 2017 11:30:37 -0700 From: Omar Sandoval To: Qu Wenruo Cc: Christoph Anton Mitterer , linux-btrfs@vger.kernel.org Subject: Re: BTRFS warning (device dm-0): unhandled fiemap cache detected Message-ID: <20170821183037.GA16030@vader.DHCP.thefacebook.com> References: <1503282544.4669.10.camel@scientia.net> <1503286064.4669.12.camel@scientia.net> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 In-Reply-To: Sender: linux-btrfs-owner@vger.kernel.org List-ID: On Mon, Aug 21, 2017 at 11:31:34AM +0800, Qu Wenruo wrote: > > > On 2017年08月21日 11:27, Christoph Anton Mitterer wrote: > > On Mon, 2017-08-21 at 10:43 +0800, Qu Wenruo wrote: > > > Harmless, it is only designed to merge fiemap output. > > Thanks for the info :) > > > > > > On Mon, 2017-08-21 at 10:57 +0800, Qu Wenruo wrote: > > > Quite strange, according to upstream git log, that commit is merged > > > between v4.12-rc7 and v4.12. > > > Maybe I misunderstand the stable kernel release cycle. > > > > Seems it was only added in 4.12.7? Maybe a typo? > > I'm talking about upstream, which is managed by Linus. > The 4.12.x is managed by maintainers of stable releases. > > In Linus repo, the commit is between v4.12 and v4.12-rc7 tag. > Maybe v4.12.x is started before v4.12 release. It's not in 4.12. $ git tag --contains 848c23b78fafdcd3270b06a30737f8dbd70c347f for-4.13-part2-tag v4.13-rc1 v4.13-rc2 v4.13-rc3 v4.13-rc4 v4.13-rc5