Re: [RFC] [PATCH 4/7] Uprobes Implementation

[Frank Ch. Eigler]

Hi -

> > Well, I'm not in a position to argue line by line about the necessity
> > or the cost of utrace low level guts, but this may represent the most
> > practical engineering balance between functionality / modularity /
> > undesirably intrusive modifications. 
> 
> How intrusive and non-modular is installing a DIE_INT3 notifier?

I'm not sure about all the reasons pro/con, but it looks like
installing such a systemwide hook would force every userspace
breakpoint or kprobe event machine wide to pass through the
hypothetical uprobes layer, whether or not applicable to a current
task.

- FChE
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