Selinux disallows read-only loop mount of a file, but only at boot [SOLVED]

[David]

[david at kablamm ~]$ cat
/etc/selinux/targeted/contexts/files/file_contexts | grep mount
/etc/rc.d/init.d/autofs	--	system_u:object_r:automount_script_exec_t:s0
/bin/mount.*	--	system_u:object_r:mount_exec_t:s0
/bin/umount.*	--	system_u:object_r:mount_exec_t:s0
/sbin/mount.*	--	system_u:object_r:mount_exec_t:s0
/sbin/umount.*	--	system_u:object_r:mount_exec_t:s0
/var/run/autofs.*	system_u:object_r:automount_var_run_t:s0
/var/run/pam_mount(/.*)?	system_u:object_r:pam_var_run_t:s0
/usr/bin/smbmnt	--	system_u:object_r:smbmount_exec_t:s0
/bin/fusermount	--	system_u:object_r:mount_exec_t:s0
/usr/bin/smbmount	--	system_u:object_r:smbmount_exec_t:s0
/usr/bin/fusermount	--	system_u:object_r:mount_exec_t:s0
/usr/sbin/automount	--	system_u:object_r:automount_exec_t:s0
/usr/sbin/rpc\.mountd	--	system_u:object_r:nfsd_exec_t:s0
/etc/apm/event\.d/autofs	--	system_u:object_r:automount_exec_t:s0

[root at kablamm david]# chcon -t mount_exec_t
/HUGE/get/iso/Fedora-09-i386-DVD/Fedora-09-i386-DVD.iso

Appears to be [SOLVED] ... off for a fizzy drink :-)

If I got this wrong, please comment.