function::registers_valid
Determines validity of register and u_register in current context
- Provided by: systemtap-doc (Version: 5.0-2ubuntu1)
- Source: systemtap
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SYNOPSIS
registers_valid:long()
ARGUMENTS
None
DESCRIPTION
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.