Btrfs-progs: add support for device replace procedure

This is the user mode part of the device replace patch series.

The command group "btrfs replace" is added with three commands:
- btrfs replace start srcdev|srcdevid targetdev [-Bfr] mount_point
- btrfs replace status mount_point [-1]
- btrfs replace cancel mount_point

Signed-off-by: Stefan Behrens <sbehrens@giantdisaster.de>

1 files changed, 1 insertions, 0 deletions

diff --git a/btrfs.c b/btrfs.c
index 687acec7..4a68c534 100644
--- a/btrfs.c
+++ b/btrfs.c
@@ -251,6 +251,7 @@ const struct cmd_group btrfs_cmd_group = {
 		{ "receive", cmd_receive, NULL, &receive_cmd_group, 0 },
 		{ "quota", cmd_quota, NULL, &quota_cmd_group, 0 },
 		{ "qgroup", cmd_qgroup, NULL, &qgroup_cmd_group, 0 },
+		{ "replace", cmd_replace, NULL, &replace_cmd_group, 0 },
 		{ "help", cmd_help, cmd_help_usage, NULL, 0 },
 		{ "version", cmd_version, cmd_version_usage, NULL, 0 },
 		{ 0, 0, 0, 0, 0 }