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-rw-r--r--module/zfs/metaslab.c5
-rw-r--r--module/zfs/vdev.c6
2 files changed, 2 insertions, 9 deletions
diff --git a/module/zfs/metaslab.c b/module/zfs/metaslab.c
index 43d3b211e..f9eef272b 100644
--- a/module/zfs/metaslab.c
+++ b/module/zfs/metaslab.c
@@ -1255,10 +1255,9 @@ metaslab_init(metaslab_group_t *mg, uint64_t id, uint64_t object, uint64_t txg,
/*
* We only open space map objects that already exist. All others
- * will be opened when we finally allocate an object for it. For
- * readonly pools there is no need to open the space map object.
+ * will be opened when we finally allocate an object for it.
*/
- if (object != 0 && spa_writeable(vd->vdev_spa)) {
+ if (object != 0) {
error = space_map_open(&ms->ms_sm, mos, object, ms->ms_start,
ms->ms_size, vd->vdev_ashift, &ms->ms_lock);
diff --git a/module/zfs/vdev.c b/module/zfs/vdev.c
index 834cc1a48..52198261e 100644
--- a/module/zfs/vdev.c
+++ b/module/zfs/vdev.c
@@ -1906,12 +1906,6 @@ vdev_dtl_load(vdev_t *vd)
if (vd->vdev_ops->vdev_op_leaf && vd->vdev_dtl_object != 0) {
ASSERT(!vd->vdev_ishole);
- /*
- * If the dtl cannot be sync'd there is no need to open it.
- */
- if (!spa_writeable(spa))
- return (0);
-
error = space_map_open(&vd->vdev_dtl_sm, mos,
vd->vdev_dtl_object, 0, -1ULL, 0, &vd->vdev_dtl_lock);
if (error)