WHATS_NEW                 |  1 +

 lib/metadata/pool_manip.c | 11 +++++++++++

 man/vgsplit.8_pregen      |  9 +++++++++

 tools/command-lines.in    |  2 +-

 tools/vgsplit.c           |  8 ++++++++

 5 files changed, 30 insertions(+), 1 deletion(-)

diff --git a/WHATS_NEW b/WHATS_NEW

index 097160e..0b8e3f2 100644

--- a/WHATS_NEW

+++ b/WHATS_NEW

@@ -1,5 +1,6 @@

 Version 2.03.13 - 

 ===============================

+  Support --poolmetadataspare with vgsplit.

   Fix detection of active components of external origin volume.

   Add vdoimport tool to support conversion of VDO volumes.

   Support configurable allocation/vdo_pool_header_size.

diff --git a/lib/metadata/pool_manip.c b/lib/metadata/pool_manip.c

index 9ceec3a..e451e92 100644

--- a/lib/metadata/pool_manip.c

+++ b/lib/metadata/pool_manip.c

@@ -722,6 +722,17 @@ int handle_pool_metadata_spare(struct volume_group *vg, uint32_t extents,

 		return 1;

 	}

+	if (!extents) {

+		/* pmspare is not needed */

+		if (lv) {

+			log_debug_metadata("Dropping unused pool metadata spare LV %s.",

+					   display_lvname(lv));

+			if (!lv_remove_single(vg->cmd, lv, DONT_PROMPT, 0))

+				return_0;

+		}

+		return 1;

+	}

+

 	if (extents > MAX_SIZE)

 		extents = MAX_SIZE;

diff --git a/man/vgsplit.8_pregen b/man/vgsplit.8_pregen

index 331c6e4..8a0ae59 100644

--- a/man/vgsplit.8_pregen

+++ b/man/vgsplit.8_pregen

@@ -70,6 +70,8 @@ Common options for command:

 .hy

 ]

 .br

+[    \fB--poolmetadataspare\fP \fBy\fP|\fBn\fP ]

+.br

 [    \fB--\fP[\fBvg\fP]\fBmetadatacopies\fP \fBall\fP|\fBunmanaged\fP|\fINumber\fP ]

 .ad b

 .RE

@@ -235,6 +237,13 @@ Move only PVs used by the named LV.

 Disable locking.

 .

 .HP

+\fB--poolmetadataspare\fP \fBy\fP|\fBn\fP

+.br

+Enable or disable the automatic creation and management of a

+spare pool metadata LV in the VG. A spare metadata LV is reserved

+space that can be used when repairing a pool.

+.

+.HP

 \fB--profile\fP \fIString\fP

 .br

 An alias for --commandprofile or --metadataprofile, depending

diff --git a/tools/command-lines.in b/tools/command-lines.in

index 8607305..a4785b3 100644

--- a/tools/command-lines.in

+++ b/tools/command-lines.in

@@ -1912,7 +1912,7 @@ ID: vgscan_general

 ---

-OO_VGSPLIT: --autobackup Bool

+OO_VGSPLIT: --autobackup Bool, --poolmetadataspare Bool

 # used only when the destination VG is new

 OO_VGSPLIT_NEW: --alloc Alloc,

diff --git a/tools/vgsplit.c b/tools/vgsplit.c

index 296248e..a085ac2 100644

--- a/tools/vgsplit.c

+++ b/tools/vgsplit.c

@@ -525,6 +525,7 @@ int vgsplit(struct cmd_context *cmd, int argc, char **argv)

 	int existing_vg = 0;

 	int r = ECMD_FAILED;

 	const char *lv_name;

+	int poolmetadataspare = arg_int_value(cmd, poolmetadataspare_ARG, DEFAULT_POOL_METADATA_SPARE);

 	if ((arg_is_set(cmd, name_ARG) + argc) < 3) {

 		log_error("Existing VG, new VG and either physical volumes "

@@ -699,6 +700,13 @@ int vgsplit(struct cmd_context *cmd, int argc, char **argv)

 	 */

 	vg_to->status |= EXPORTED_VG;

+

+	if (!handle_pool_metadata_spare(vg_to, 0, &vg_to->pvs, poolmetadataspare))

+		goto_bad;

+

+	if (!handle_pool_metadata_spare(vg_from, 0, &vg_from->pvs, poolmetadataspare))

+		goto_bad;

+

 	if (!archive(vg_to))

 		goto_bad;