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Or you could call ptrace_syscall (that doesn't currently exist) on your child processes that you are tracing because you'd always be tracing them by default, or get an io_uring for the child process, or...
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A ptrace_syscall would be interesting and would seem to be a full replacement for having the pid argument everywhere.

But frankly, I am not really seeing the value.

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Weren't there enough parallel paths of development in this world?
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