diff options
| -rw-r--r-- | fs/pnode.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/fs/pnode.c b/fs/pnode.c index b887116f0041..14618eac2025 100644 --- a/fs/pnode.c +++ b/fs/pnode.c @@ -104,7 +104,6 @@ static int do_make_slave(struct mount *mnt) } list_for_each_entry(slave_mnt, &mnt->mnt_slave_list, mnt_slave) slave_mnt->mnt_master = master; - list_move(&mnt->mnt_slave, &master->mnt_slave_list); list_splice(&mnt->mnt_slave_list, master->mnt_slave_list.prev); INIT_LIST_HEAD(&mnt->mnt_slave_list); mnt->mnt_master = master; @@ -121,8 +120,12 @@ void change_mnt_propagation(struct mount *mnt, int type) return; } do_make_slave(mnt); - if (type != MS_SLAVE) { - list_del_init(&mnt->mnt_slave); + list_del_init(&mnt->mnt_slave); + if (type == MS_SLAVE) { + if (mnt->mnt_master) + list_add(&mnt->mnt_slave, + &mnt->mnt_master->mnt_slave_list); + } else { mnt->mnt_master = NULL; if (type == MS_UNBINDABLE) mnt->mnt_t_flags |= T_UNBINDABLE; |