From: Lu Fengqi <lufq.fnst@cn.fujitsu.com>
To: <linux-btrfs@vger.kernel.org>
Subject: [RFC PATCH v2 0/4] undelete subvolume online version
Date: Tue, 11 Sep 2018 19:28:59 +0800 [thread overview]
Message-ID: <20180911112903.25985-1-lufq.fnst@cn.fujitsu.com> (raw)
This patchset will add the BTRFS_IOC_SUBVOL_UNDELETE ioctl for online
btrfs subvolume undelete.
And using the online_undelete version of btrfs-progs, user can recover
the subvolume given by <subvol_id> to the directory given by <dest>. The
optional parameter [-n <name>] can be used to set the name of the
recovered subvolume.
# btrfs subvolume undelete [-n <name>] <subvol_id> <dest>
btrfs online undelete version:
https://github.com/littleroad/linux.git undelete
btrfs-progs online undelete version:
https://github.com/littleroad/btrfs-progs.git online_undelete
Issue: #82
Lu Fengqi (4):
btrfs: factor out btrfs_link_subvol from create_subvol
btrfs: don't BUG_ON() in btrfs_link_subvol()
btrfs: undelete: introduce btrfs_undelete_subvolume
btrfs: undelete: Add BTRFS_IOCTL_SUBVOL_UNDELETE ioctl
fs/btrfs/ioctl.c | 247 +++++++++++++++++++++++++++++++++----
include/uapi/linux/btrfs.h | 7 ++
2 files changed, 231 insertions(+), 23 deletions(-)
--
2.18.0
next reply other threads:[~2018-09-11 16:28 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-11 11:28 Lu Fengqi [this message]
2018-09-11 11:29 ` [RFC PATCH v2 1/4] btrfs: factor out btrfs_link_subvol from create_subvol Lu Fengqi
2018-09-11 11:57 ` Qu Wenruo
2018-09-11 12:10 ` Lu Fengqi
2018-09-11 11:29 ` [RFC PATCH v2 2/4] btrfs: don't BUG_ON() in btrfs_link_subvol() Lu Fengqi
2018-09-11 11:54 ` Qu Wenruo
2018-09-11 11:29 ` [RFC PATCH v2 3/4] btrfs: undelete: introduce btrfs_undelete_subvolume Lu Fengqi
2018-09-11 11:29 ` [RFC PATCH v2 4/4] btrfs: undelete: Add BTRFS_IOCTL_SUBVOL_UNDELETE ioctl Lu Fengqi
2018-09-11 11:34 ` [RFC PATCH v2 1/2] btrfs-progs: ioctl: add BTRFS_IOC_SUBVOL_UNDELETE to ioctl.h Lu Fengqi
2018-09-11 11:34 ` [RFC PATCH v2 2/2] btrfs-progs: subvolume: undelete: add btrfs subvolume undelete subcommand Lu Fengqi
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