[Bug uprobes/10836] uprobes-provided pt_regs* are unreliable

[fche at redhat dot com]

------- Additional Comments From fche at redhat dot com  2009-10-29 14:29 -------
(In reply to comment #10)
> What are the main registers one needs to know here?

In the context of uprobes, apprx. all of them, since they may
contain $variable addresses / values.

> Helpers like regset_instruction_pointer(task), regset_stack_pointer(task)
> would be a useful addition with or without uprobes [...]

While I've been thinking about this mainly for uprobes, we get related
complications from utrace & timer.profile type probes, if someone were
to invoke print_ubacktrace().


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http://sourceware.org/bugzilla/show_bug.cgi?id=10836

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