SVC 124
SVC 124 is a Type 1 SVC issued by the TPIO macro. This macro gets a LOCAL lock and calls load module ISTAPC22
Reference Sources
IBM z/OS MVS Diagnosis Reference
SVC 124 is a Type 1 SVC issued by the TPIO macro. This macro gets a LOCAL lock and calls load module ISTAPC22
Reference Sources
IBM z/OS MVS Diagnosis Reference