Operations and Setting Status Bits

The operations affected by locked regions, and the status bit settings are

Operation	Source Region Status Bit	Destination Region Status Bit
Add Item	in_lock	N/A
Insert Item	in_lock	N/A
Delete Item	out_lock	in_lock
Fetch Item	out_lock	in_lock
Move Item	out_lock	in_lock
Advance Item	out_lock	in_lock