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    SubjectRe: Generating a function call trace
    Davide Libenzi wrote:
    >
    > On Fri, 30 Nov 2001, Simon Turvey wrote:
    >
    > > Is it possible to arbitrarily generate (in a module say) a function call
    > > trace?
    >
    > gcc has builtin macros to trace back or ( on x86 ) you can simply chain
    > through %esp/%ebp

    That only works if you compile with frame pointers, which the kernel
    turns off for performance reasons (due to register pressure on the x86).

    --

    Brian Gerst
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