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15 .Dt PSETSYSENTRY 3PROC
20 .Nd set system call tracing flags
26 .Fa "struct ps_prochandle *P"
27 .Fa "const sysset_t *set"
31 .Fa "struct ps_prochandle *P"
32 .Fa "const sysset_t *set"
39 set the system call entry and exit tracing flags respectively in the
48 replaces the corresponding set of system call tracing flags entirely
50 The system call entry tracing flags cause a thread to stop on entry to the
51 system call and the exit tracing flags cause a thread to stop on return from the
52 system call, before control returns back to the user land process.
53 For more information on the state of the thread and for information on
59 Note that only active processes may have their system call tracing flags
61 Process handles that refer to core files, zombie processes, and files do not
62 have fault tracing flags and this function is a no-op on them.
63 .Sh INTERFACE STABILITY