OpenZFS 9290 - device removal reduces redundancy of mirrors

[mirror_zfs.git] / module / zfs / spa_misc.c

diff --git a/module/zfs/spa_misc.c b/module/zfs/spa_misc.c
index 5c6e825671b012d8860bb13182903331c44e7586..54299a7e451663891daafd289972dc9ecdfb88fe 100644 (file)
--- a/module/zfs/spa_misc.c
+++ b/module/zfs/spa_misc.c
@@ -1708,9 +1708,12 @@ spa_update_dspace(spa_t *spa)
                 * allocated twice (on the old device and the new
                 * device).
                 */
-               vdev_t *vd = spa->spa_vdev_removal->svr_vdev;
+               spa_config_enter(spa, SCL_VDEV, FTAG, RW_READER);
+               vdev_t *vd =
+                   vdev_lookup_top(spa, spa->spa_vdev_removal->svr_vdev_id);
                spa->spa_dspace -= spa_deflate(spa) ?
                    vd->vdev_stat.vs_dspace : vd->vdev_stat.vs_space;
+               spa_config_exit(spa, SCL_VDEV, FTAG);
        }
 }