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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).

    http://lkml.indiana.edu/hypermail/linux/kernel/0603.2/1254.html

    Thanks
    Maneesh

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


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