From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx1.fusionio.com ([66.114.96.30]:35771 "EHLO mx1.fusionio.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752124Ab3A2DwS (ORCPT ); Mon, 28 Jan 2013 22:52:18 -0500 Date: Mon, 28 Jan 2013 22:52:16 -0500 From: Chris Mason To: Liu Bo CC: "linux-btrfs@vger.kernel.org" , "mitch.harder@sabayonlinux.org" , "dsterba@suse.cz" Subject: Re: [PATCH v2] Btrfs: fix race between snapshot deletion and getting inode Message-ID: <20130129035216.GC23893@shiny.globalsuite.net> References: <1359429730-16729-1-git-send-email-bo.li.liu@oracle.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" In-Reply-To: <1359429730-16729-1-git-send-email-bo.li.liu@oracle.com> Sender: linux-btrfs-owner@vger.kernel.org List-ID: On Mon, Jan 28, 2013 at 08:22:10PM -0700, Liu Bo wrote: > While running snapshot testscript created by Mitch and David, > the race between autodefrag and snapshot deletion can lead to > corruption of dead_root list so that we can get crash on > btrfs_clean_old_snapshots(). Really nice. Thanks to everyone that hashed this out. -chris