WHATS_NEW               | 4 ++++

 lib/activate/activate.c | 5 +++++

 lib/activate/activate.h | 2 ++

 lib/metadata/lv_manip.c | 6 ++++++

 4 files changed, 17 insertions(+)

diff --git a/WHATS_NEW b/WHATS_NEW

index 3953c7e..c8f869c 100644

--- a/WHATS_NEW

+++ b/WHATS_NEW

@@ -1,5 +1,9 @@

 Version 2.03.12 - 

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

+  Check if lvcreate passes read_only_volume_list with tags and skips zeroing.

+  Limit pool metadata spare to 16GiB.

+  Improves conversion and allocation of pool metadata.

+  Support thin pool metadata 15.88GiB, adds 64MiB, thin_pool_crop_metadata=0.

   Fix problem with wiping of converted LVs.

   Fix memleak in scanning  (2.03.11).

   Fix corner case allocation for thin-pools.

diff --git a/lib/activate/activate.c b/lib/activate/activate.c

index 7ed6441..de866fb 100644

--- a/lib/activate/activate.c

+++ b/lib/activate/activate.c

@@ -466,6 +466,11 @@ static int _passes_readonly_filter(struct cmd_context *cmd,

 	return _lv_passes_volumes_filter(cmd, lv, cn, activation_read_only_volume_list_CFG);

 }

+int lv_passes_readonly_filter(const struct logical_volume *lv)

+{

+	return _passes_readonly_filter(lv->vg->cmd, lv);

+}

+

 int library_version(char *version, size_t size)

 {

 	if (!activation())

diff --git a/lib/activate/activate.h b/lib/activate/activate.h

index 3f4d128..53c8631 100644

--- a/lib/activate/activate.h

+++ b/lib/activate/activate.h

@@ -208,6 +208,8 @@ int lvs_in_vg_opened(const struct volume_group *vg);

 int lv_is_active(const struct logical_volume *lv);

+int lv_passes_readonly_filter(const struct logical_volume *lv);

+

 /* Check is any component LV is active */

 const struct logical_volume *lv_component_is_active(const struct logical_volume *lv);

 const struct logical_volume *lv_holder_is_active(const struct logical_volume *lv);

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

index 445c4ad..5ff64a3 100644

--- a/lib/metadata/lv_manip.c

+++ b/lib/metadata/lv_manip.c

@@ -7976,6 +7976,12 @@ static int _should_wipe_lv(struct lvcreate_params *lp,

 	     first_seg(first_seg(lv)->pool_lv)->zero_new_blocks))

 		return 0;

+	if (warn && (lv_passes_readonly_filter(lv))) {

+		log_warn("WARNING: Read-only activated logical volume %s not zeroed.",

+			 display_lvname(lv));

+		return 0;

+	}

+

 	/* Cannot zero read-only volume */

 	if ((lv->status & LVM_WRITE) &&

 	    (lp->zero || lp->wipe_signatures))