784 	struct vfsmount *mnt = ipc_ns->mq_mnt;  in SYSCALL_DEFINE4()  local
785 	struct dentry *root = mnt->mnt_root;  in SYSCALL_DEFINE4()
800 	ro = mnt_want_write(mnt);	/* we'll drop it in any case */  in SYSCALL_DEFINE4()
808 	path.mnt = mntget(mnt);  in SYSCALL_DEFINE4()
850 		mnt_drop_write(mnt);  in SYSCALL_DEFINE4()
863 	struct vfsmount *mnt = ipc_ns->mq_mnt;  in SYSCALL_DEFINE1()  local
869 	audit_inode_parent_hidden(name, mnt->mnt_root);  in SYSCALL_DEFINE1()
870 	err = mnt_want_write(mnt);  in SYSCALL_DEFINE1()
873 	mutex_lock_nested(&d_inode(mnt->mnt_root)->i_mutex, I_MUTEX_PARENT);  in SYSCALL_DEFINE1()
874 	dentry = lookup_one_len(name->name, mnt->mnt_root,  in SYSCALL_DEFINE1()
891 	mutex_unlock(&d_inode(mnt->mnt_root)->i_mutex);  in SYSCALL_DEFINE1()
894 	mnt_drop_write(mnt);  in SYSCALL_DEFINE1()