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* Mathieu Desnoyers <compudj@krystal.dyndns.org> wrote: > > "As an example, LTTng traces the page fault handler, when kprobes > > just can't instrument it." > > > > but tracing a raw pagefault at the arch level is a bad idea anyway, > > we want to trace __handle_mm_fault(). That way you can avoid having > > to modify every architecture's pagefault handler ... > > Then you lose the ability to trace in-kernel minor page faults. that's wrong, minor pagefaults go through __handle_mm_fault() just as much. Ingo - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||||
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