fs/tmpfs/tmpfs_vnops.c

810 static int tmpfs_rename_enter(struct mount *, struct tmpfs_mount *,
816 static int tmpfs_rename_enter_common(struct mount *, struct tmpfs_mount *,
821 static int tmpfs_rename_enter_separate(struct mount *, struct tmpfs_mount *,
832 static int tmpfs_rename_lock(struct mount *, kauth_cred_t, int,
943 	struct mount *mount;
981 	mount = fdvp->v_mount;
982 	KASSERT(mount != NULL);
983 	KASSERT(mount == tdvp->v_mount);
985 	 * likely to mount a tmpfs read-only...)  */
986 	KASSERT((mount->mnt_flag & MNT_RDONLY) == 0);
987 	tmpfs = VFS_TO_TMPFS(mount);
1012 	error = tmpfs_rename_enter(mount, tmpfs, cred,
1165 tmpfs_rename_enter(struct mount *mount, struct tmpfs_mount *tmpfs,
1174 	KASSERT(mount != NULL);
1193 		error = tmpfs_rename_enter_common(mount, tmpfs, cred, fdvp,
1197 		error = tmpfs_rename_enter_separate(mount, tmpfs, cred,
1227 tmpfs_rename_enter_common(struct mount *mount, struct tmpfs_mount *tmpfs,
1243 	/* Did we lose a race with mount?  */
1272 	error = tmpfs_vnode_get(mount, fde->td_node, &fvp);
1278 	KASSERT(fvp->v_mount == mount);
1280 	/* Refuse to rename a mount point.  */
1297 			error = tmpfs_vnode_get(mount, tde->td_node, &tvp);
1300 			KASSERT(tvp->v_mount == mount);
1301 			/* Refuse to rename over a mount point.  */
1338 tmpfs_rename_enter_separate(struct mount *mount, struct tmpfs_mount *tmpfs,
1366 		error = tmpfs_rename_lock(mount, cred, ENOTEMPTY,
1370 		error = tmpfs_rename_lock(mount, cred, EINVAL,
1560 tmpfs_rename_lock(struct mount *mount, kauth_cred_t cred, int overlap_error,
1594 	/* Did we lose a race with mount?  */
1618 		error = tmpfs_vnode_get(mount, a_dirent->td_node, &a_vp);
1621 		KASSERT(a_vp->v_mount == mount);
1622 		/* Refuse to rename (over) a mount point.  */
1640 	/* Did we lose a race with mount?  */
1665 			error = tmpfs_vnode_get(mount, b_dirent->td_node,
1669 			KASSERT(b_vp->v_mount == mount);
1671 			/* Refuse to rename (over) a mount point.  */