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    SubjectRe: [RFC] [PATCH 4/7] Uprobes Implementation
    * Peter Zijlstra <peterz@infradead.org> [2010-01-15 11:33:27]:

    >
    > > 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,
    >
    > > It also needs to know
    > > - when a breakpoint is hit
    > > - stop and resume a thread.
    >
    > A simple hook in the trap code is done quickly enough, and no reason to
    > stop the thread, its not going anywhere when it traps.
    >
    >

    Some of the threads could be executing in the vicinity of the
    breakpoint when it is getting inserted or deleted. Wont we need to
    stop/quiesce those threads?


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