GNU/Linux |
CentOS 5.4 |
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registers_valid(3stap) |
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registers_valid − Determines validity of <command>register</command> and <command>u_register</command> in current context.
registers_valid:long()
None
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.
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registers_valid(3stap) | ![]() |