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authorGeorge Melikov <[email protected]>2017-01-23 22:13:15 +0300
committerBrian Behlendorf <[email protected]>2017-01-23 11:13:15 -0800
commitb87baa7ed2374bf8138f2c9f6b260498c0252eb6 (patch)
treeaecfd35f2156bfb9edd432b94574ecbf046c0894 /lib/libzfs
parentec923db25c823dd460fdb5db44a5a202a0975f27 (diff)
OpenZFS 6428 - set canmount=off on unmounted filesystem tries to unmount children
Authored by: Andriy Gapon <[email protected]> Reviewed by: Matthew Ahrens <[email protected]> Approved by: Gordon Ross <[email protected]> Reviewed-by: Brian Behlendorf <[email protected]> Reviewed-by: Giuseppe Di Natale <[email protected]> Ported-by: George Melikov <[email protected]> OpenZFS-issue: https://www.illumos.org/issues/6428 OpenZFS-commit: https://github.com/openzfs/openzfs/commit/c079fa4 Closes #5628
Diffstat (limited to 'lib/libzfs')
-rw-r--r--lib/libzfs/libzfs_dataset.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/libzfs/libzfs_dataset.c b/lib/libzfs/libzfs_dataset.c
index d4f016660..240728f96 100644
--- a/lib/libzfs/libzfs_dataset.c
+++ b/lib/libzfs/libzfs_dataset.c
@@ -1628,8 +1628,9 @@ zfs_prop_set_list(zfs_handle_t *zhp, nvlist_t *props)
* its canmount property to 'on' or 'noauto'. We only use
* the changelist logic to unmount when setting canmount=off.
*/
- if (!(prop == ZFS_PROP_CANMOUNT &&
- fnvpair_value_uint64(elem) != ZFS_CANMOUNT_OFF)) {
+ if (prop != ZFS_PROP_CANMOUNT ||
+ (fnvpair_value_uint64(elem) == ZFS_CANMOUNT_OFF &&
+ zfs_is_mounted(zhp, NULL))) {
cls[cl_idx] = changelist_gather(zhp, prop, 0, 0);
if (cls[cl_idx] == NULL)
goto error;