Messages in this thread | | | Date | Thu, 10 Dec 2009 19:16:38 +0100 | From | Ingo Molnar <> | Subject | Re: [RFC] [PATCH] In-kernel gdbstub based on utrace Infrastructure. |
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* Frank Ch. Eigler <fche@redhat.com> wrote:
> > Ingo Molnar <mingo@elte.hu> writes: > > > [...] Since the speed of development in this area is truly glacial > > at the moment and the practical advantages that i can experience > > personally (directly as a Linux user and indirectly as a maintainer) > > are miniscule so far, caution is warranted IMO. [...] > > If the "caution" you suggest is operationally equivalent to > discouraging even miniscule improvements, is it any wonder that > progress is glacial?
I think you might be mixing up cause and causation ;-)
> The gdbstub prototype was constructed for two reasons: to demonstrate > utrace usage now, and in the future to be incrementally useful (over > ptrace, by moving into fast kernel-space operations like > multithreading control, gdb-tracepoint support, other stuff). #1 is > about done. With respect to #2, we can certainly commit to ongoing > work on improvements, provided the community shows interest and > goodwill.
What i'd like to see is measurable benefits to users, developers and maintainers. I'd like to see the same for SystemTap too btw.
Ingo
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