| FUNCTION::REGISTERS_(3stap) | Context Functions | FUNCTION::REGISTERS_(3stap) |
function::registers_valid - Determines validity of register and u_register in current context
registers_valid:long()
None
This function returns 1 if register and u_register can be used in the current context, or 0 otherwise. For example, registers_valid returns 0 when called from a begin or end probe.
| November 2020 | SystemTap Tapset Reference |