diff --git a/fs/namespace.c b/fs/namespace.c index 13b0f7bfc0961f2e293713478bb586c076d69bda..f07c7691ace19afb011c190e94b696abfd3417be 100644 --- a/fs/namespace.c +++ b/fs/namespace.c @@ -3187,11 +3187,15 @@ bool fs_fully_visible(struct file_system_type *type) if (mnt->mnt.mnt_root != mnt->mnt.mnt_sb->s_root) continue; - /* This mount is not fully visible if there are any child mounts - * that cover anything except for empty directories. + /* This mount is not fully visible if there are any + * locked child mounts that cover anything except for + * empty directories. */ list_for_each_entry(child, &mnt->mnt_mounts, mnt_child) { struct inode *inode = child->mnt_mountpoint->d_inode; + /* Only worry about locked mounts */ + if (!(mnt->mnt.mnt_flags & MNT_LOCKED)) + continue; if (!S_ISDIR(inode->i_mode)) goto next; if (inode->i_nlink > 2)