uprobes and empty functions

Srikar Dronamraju srikar@linux.vnet.ibm.com
Wed Nov 10 13:39:00 GMT 2010


> 
> > I only matched "f3 c3", but I'm not sure if we need bother with other
> > rep/ret variants for this special case.  [...]
> 
> I'm more worried that we're finding cases where uprobes is willing to
> place a breakpoint, but is not fully up to the job of executing the
> breakpointed instruction.  To what extent could we flip over the tests
> from "known not to work" to "not known to work" in rejecting
> instructions?
> 

Fche,

Andi had suggested running crashme http://lkml.org/lkml/2010/9/3/151
I plan to run crashme on the inode based uprobes code soon. Do you
thinking  running crashme would help in identifying such potential
issues?

-- 
Thanks and Regards
Srikar



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