2. Types, Operators, and Expressions
Probe Clauses and Declarations
8. Type and Constant Definitions
34. Statically Defined Tracing for User Applications
Probe actions are described by a list of statements separated by semicolons (;) and enclosed in braces { }. If you only want to note that a particular probe fired on a particular CPU without tracing any data or performing any additional actions, you can specify an empty set of braces with no statements inside.