From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qg0-f46.google.com ([209.85.192.46]:39119 "EHLO mail-qg0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753495AbaLBTO3 (ORCPT ); Tue, 2 Dec 2014 14:14:29 -0500 Received: by mail-qg0-f46.google.com with SMTP id z107so9732904qgd.33 for ; Tue, 02 Dec 2014 11:14:28 -0800 (PST) Message-ID: <547E0F81.70308@ubuntu.com> Date: Tue, 02 Dec 2014 14:14:09 -0500 From: Phillip Susi MIME-Version: 1.0 To: Anand Jain , kreijack@inwind.it, MegaBrutal , linux-btrfs CC: Robert White , Chris Mason Subject: Re: PROBLEM: #89121 BTRFS mixes up mounted devices with their snapshots References: <547CA4E7.8060209@pobox.com> <547CF8B1.4000303@pobox.com> <547D6F42.9000009@inwind.it> <547D9F18.3030400@inwind.it> <547DA86C.4050100@oracle.com> In-Reply-To: <547DA86C.4050100@oracle.com> Content-Type: text/plain; charset=utf-8 Sender: linux-btrfs-owner@vger.kernel.org List-ID: -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 12/2/2014 6:54 AM, Anand Jain wrote: > we have some fundamentally wrong stuff. My original patch tried to > fix it. But later discovered that some external entities like > systmed and boot process is using that bug as a feature and we had > to revert the patch. If systemd is depending on the kernel lieing about what device it has mounted then something is *extremely* broken there and that should be fixed instead of breaking the kernel. -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.17 (MingW32) iQEcBAEBAgAGBQJUfg+BAAoJENRVrw2cjl5REm8H/j2MEbF2yeTsGtOGhszl82rZ ngSvVfEEPq1D+tpi28+oZnSLYxIKEGudqTciyeb8Z1jCTD065D/T0xpGJZyd6pUG KGahBpnPvhP5xg4RaoSxSzNcFzPPFfz+EIPyV+l3OlHbyeq0whkKj5OAq15Grz6c RDWViqRFRE+dC2k70fAt6mlxWs7ChCVs9fPuuWVTFW+lXBoCKUZhnZ5Kc2orsKx6 rVTNTo6LxZQX7m+9WzIy5lqH+WgqxtfEacAlM/6jXWwPe09DDT3z0s3ogf+dfO0D 3/efDv1XJ/LwmbyQrGxiS0LQWoPA+d+MX0Od3XRcaeml3d7k/tZjDsrFOY6anIg= =Rxh6 -----END PGP SIGNATURE-----