FYI, dm-exception-store.c in 2.6.4-udm1 uses dm_io_sync_vm, which is not EXPORT_SYMBOL anywhere. Joel -- "Gone to plant a weeping willow On the bank's green edge it will roll, roll, roll. Sing a lulaby beside the waters. Lovers come and go, the river roll, roll, rolls." Joel Becker Senior Member of Technical Staff Oracle Corporation E-mail: joel.becker@xxxxxxxxxx Phone: (650) 506-8127