This service call examines whether the system is in the CPU locked state or not. This service call returns TRUE when the system is in the CPU locked state, and return FALSE when the system is in the CPU unlocked state.
Return value
Macro
Value
Description
TRUE
1
Normal completion (CPU locked state).
FALSE
0
Normal completion (CPU unlocked state).
E_CTX
-25
Context error.
- This service call was issued in the status PSW.IPL > kernel interrupt mask level.