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RE: instrumenting vs. module loading


>Lynch, Rusty wrote:
>
>>
>>
>>Another idea could be that when we register a kprobe, we check to see
if
>>the address space is in the module address space.  If it is then add a
>>dependency on that module, and then release that dependency after the
>>kprobe is removed.  This would make the module unloader refuse to
unload
>>the module while we have it instrumented (like if you try to unload
your
>>network driver while your network is up.)
>>
>>    --rusty
>>
>>
>>
>>
>Or loading a dummy module on demand that depends on the kprobes module.
>That would have the same effect as Rusty indicated without modify
kprobes.
>
>Hien.

Do you mean have the systemtap generated kernel module add a dependency
on any instrumented modules?  That would work.

    --rusty


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