From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mailout-de.gmx.net ([213.165.64.23]:47693 "HELO mailout-de.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1752915Ab2GWM33 (ORCPT ); Mon, 23 Jul 2012 08:29:29 -0400 Message-ID: <500D43A7.1010801@gmx.net> Date: Mon, 23 Jul 2012 14:29:27 +0200 From: Arne Jansen MIME-Version: 1.0 To: Alexander Block CC: linux-btrfs@vger.kernel.org Subject: Re: [RFC PATCH 0/6] Experimental btrfs send/receive (btrfs-progs) References: <1341409174-13619-1-git-send-email-ablock84@googlemail.com> In-Reply-To: <1341409174-13619-1-git-send-email-ablock84@googlemail.com> Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-btrfs-owner@vger.kernel.org List-ID: On 04.07.2012 15:39, Alexander Block wrote: > Hello all, > > This is the user space side of btrfs send/receive. > > You can apply them manually or use my git repo: > > git://github.com/ablock84/btrfs-progs.git (branch send) > > The branch is based on Hugo's integration-20120605 branch. I had to add a temporary > commit to fix a bug introduced in one of the strncpy/overflow patches that got into > btrfs-progs. This fix is not part of the btrfs send/receive patchset, but you'll > probably need it if you want to base on the integration branch. I hope this is not > required in the future when a new integration branch comes out. > > Example usage: > > Multiple snapshots at once: > btrfs send /mnt/snap[123] > snap123.btrfs a) Do we really want a single token command here, not btrfs filesystem send or subvol send? b) zfs makes sure stdout is not a tty, to prevent flooding your console. This kinda makes sense. > > Single snapshot with manual parent: > btrfs send -p /mnt/snap3 /mnt/snap4 > snap4.btrfs > > Receive both streams: > btrfs receive /mnt2 < snap123.btrfs > btrfs receive /mnt2 < snap4.btrfs > > (Please give suggestions for a file extension) > > Please read the kernel side email as well, especially the warnings! > > Alex. > > Alexander Block (6): > Btrfs-progs: add BTRFS_IOC_SUBVOL_GET/SETFLAGS to ioctl.h > Btrfs-progs: update ioctl.h to support clone range ioctl > Btrfs-progs: print inode transid and dir item data field in > debug-tree > Btrfs-progs: update btrfs-progs for subvol uuid+times support > Btrfs-progs: update ioctl.h to support btrfs send ioctl > Btrfs-progs: add btrfs send/receive commands > > Makefile | 7 +- > btrfs.c | 2 + > cmds-receive.c | 910 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ > cmds-send.c | 677 +++++++++++++++++++++++++++++++++++++++++ > commands.h | 4 + > ctree.h | 40 ++- > ioctl.h | 35 ++- > print-tree.c | 88 ++++-- > send-stream.c | 480 ++++++++++++++++++++++++++++++ > send-stream.h | 58 ++++ > send-utils.c | 337 +++++++++++++++++++++ > send-utils.h | 69 +++++ > send.h | 132 ++++++++ > 13 files changed, 2815 insertions(+), 24 deletions(-) > create mode 100644 cmds-receive.c > create mode 100644 cmds-send.c > create mode 100644 send-stream.c > create mode 100644 send-stream.h > create mode 100644 send-utils.c > create mode 100644 send-utils.h > create mode 100644 send.h >