Provided by: systemtap-doc_0.0.20090214-1ubuntu1_all bug

NAME

       registers_valid - Register information valid

SYNOPSIS

               registers_valid:long()

ARGUMENTS

       None

DESCRIPTION

       Return 1 if register and u_register can be used in the current context,
       or 0 otherwise. For example, <command>registers_valid</command> returns
       0 when called from a begin or end probe.

AUTHOR

       William Cohen <wcohen@redhat.com>