Re: 回复: 回复: [PATCH] btrfs: Fix missing close devices

2020-09-23 Thread Johannes Thumshirn
On 23/09/2020 08:03, Zhang, Qiang wrote: > Hello Johannes Thumshirn > > the crash happend in "snprintf(s->s_id, sizeof(s->s_id), "%pg", bdev)" in > btrfs_mount_root func, the "bdev" may be destroyed in btrfs_close_devices. > I think add btrfs_close_devices func before deactivate_locked_super i

回复: 回复: [PATCH] btrfs: Fix missing close devices

2020-09-22 Thread Zhang, Qiang
] btrfs: Fix missing close devices On 21/09/2020 11:14, Zhang, Qiang wrote: > > > > 发件人: Johannes Thumshirn > 发送时间: 2020年9月21日 16:52 > 收件人: Zhang, Qiang; c...@fb.com; jo...@toxicpanda.com; dste...@suse.com > 抄送: linux-bt...@vger.ker

Re: 回复: [PATCH] btrfs: Fix missing close devices

2020-09-21 Thread Johannes Thumshirn
On 21/09/2020 11:14, Zhang, Qiang wrote: > > > > 发件人: Johannes Thumshirn > 发送时间: 2020年9月21日 16:52 > 收件人: Zhang, Qiang; c...@fb.com; jo...@toxicpanda.com; dste...@suse.com > 抄送: linux-bt...@vger.kernel.org; linux-kernel@vger.kernel.org > 主题: Re: [PATCH] bt

回复: [PATCH] btrfs: Fix missing close devices

2020-09-21 Thread Zhang, Qiang
发件人: Johannes Thumshirn 发送时间: 2020年9月21日 16:52 收件人: Zhang, Qiang; c...@fb.com; jo...@toxicpanda.com; dste...@suse.com 抄送: linux-bt...@vger.kernel.org; linux-kernel@vger.kernel.org 主题: Re: [PATCH] btrfs: Fix missing close devices On 21/09/2020 10:27, qian