Author: kevans
Date: Wed May 22 23:34:41 2019
New Revision: 348133
URL: https://svnweb.freebsd.org/changeset/base/348133
Log:
MFC r347640: libbe(3): Descend into children of datasets w/ mountpoint=none
These datasets will generally be canmount=noauto,mountpoint=none (e.g.
zroot/var) but have children that may need to be mounted. Instead of
skipping that segment for no good reason, descend.
Approved by: re (kib)
Modified:
stable/11/lib/libbe/be_access.c
Directory Properties:
stable/11/ (props changed)
Modified: stable/11/lib/libbe/be_access.c
==============================================================================
--- stable/11/lib/libbe/be_access.c Wed May 22 23:30:51 2019
(r348132)
+++ stable/11/lib/libbe/be_access.c Wed May 22 23:34:41 2019
(r348133)
@@ -99,13 +99,12 @@ be_mount_iter(zfs_handle_t *zfs_hdl, void *data)
if (strcmp("none", zfs_mnt) == 0) {
/*
* mountpoint=none; we'll mount it at info->mountpoint assuming
- * we're at the root. If we're not at the root... that's less
- * than stellar and not entirely sure what to do with that.
- * For now, we won't treat it as an error condition -- we just
- * won't mount it, and we'll continue on.
+ * we're at the root. If we're not at the root, we're likely
+ * at some intermediate dataset (e.g. zroot/var) that will have
+ * children that may need to be mounted.
*/
if (info->depth > 0)
- return (0);
+ goto skipmount;
snprintf(tmp, BE_MAXPATHLEN, "%s", info->mountpoint);
} else {
@@ -136,6 +135,7 @@ be_mount_iter(zfs_handle_t *zfs_hdl, void *data)
if (!info->deepmount)
return (0);
+skipmount:
++info->depth;
err = zfs_iter_filesystems(zfs_hdl, be_mount_iter, info);
--info->depth;
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