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    SubjectRe: [RFC PATCH] x86 NMI-safe INT3 and Page Fault (v5)
    * Andi Kleen (andi@firstfloor.org) wrote:
    > Mathieu Desnoyers <compudj@krystal.dyndns.org> writes:
    > >
    > > It allows placing immediate values (and therefore optimized trace_marks) in NMI
    > > code
    >
    > Only if all your trace_mark infrastructure is lock less.
    >
    > -Andi
    >

    It uses RCU-style updates and has been designed to be lockless from the
    ground up.

    Mathieu

    --
    Mathieu Desnoyers
    Computer Engineering Ph.D. Student, Ecole Polytechnique de Montreal
    OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68


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