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SubjectRe: [RFC] [PATCH 4/7] Uprobes Implementation
On Fri, Jan 15, 2010 at 11:33:27AM +0100, Peter Zijlstra wrote:
> On Fri, 2010-01-15 at 15:56 +0530, Srikar Dronamraju wrote:
> > Hi Peter,
> >
> > Or there could be two threads that could be racing to
> > insert/delete a breakpoint. These synchronization issues are all handled
> > by the Uprobes layer.
> Shouldn't be hard to put that in the ubp layer, right?
> > Uprobes layer would need to be notified of process life-time events
> > like fork/clone/exec/exit.
> No so much the process lifetimes as the vma life times are interesting,
> placing a hook in the vm code to track that isn't too hard,

I think similar hooks were given thumbs down in the previous incarnation
of uprobes (which was implemented without utrace).


Maneesh Soni
Linux Technology Center
IBM India Systems and Technology Lab,
Bangalore, India.

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