Illumos #2635: 'zfs rename -f' to perform force unmount

[zfs.git] / lib / libzfs / libzfs_dataset.c

diff --git a/lib/libzfs/libzfs_dataset.c b/lib/libzfs/libzfs_dataset.c
index 2d795d3..f216291 100644 (file)
--- a/lib/libzfs/libzfs_dataset.c
+++ b/lib/libzfs/libzfs_dataset.c
@@ -3760,7 +3760,8 @@ zfs_rollback(zfs_handle_t *zhp, zfs_handle_t *snap, boolean_t force)
  * Renames the given dataset.
  */
 int
-zfs_rename(zfs_handle_t *zhp, const char *target, boolean_t recursive)
+zfs_rename(zfs_handle_t *zhp, const char *target, boolean_t recursive,
+    boolean_t force_unmount)
 {
        int ret;
        zfs_cmd_t zc = { "\0", "\0", "\0", "\0", 0 };
@@ -3882,7 +3883,8 @@ zfs_rename(zfs_handle_t *zhp, const char *target, boolean_t recursive)
                        goto error;
                }
        } else {
-               if ((cl = changelist_gather(zhp, ZFS_PROP_NAME, 0, 0)) == NULL)
+               if ((cl = changelist_gather(zhp, ZFS_PROP_NAME, 0,
+                   force_unmount ? MS_FORCE : 0)) == NULL)
                        return (-1);
 
                if (changelist_haszonedchild(cl)) {