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    SubjectRe: [PATCH v2 09/36] x86/asm: Re-add manual CFI infrastructure

    * Borislav Petkov <bp@alien8.de> wrote:

    > On Tue, Oct 06, 2015 at 11:21:41AM -0700, Andy Lutomirski wrote:
    >
    > > OK, I'll strip out the push, movq, etc stuff for v3. I'll leave all of the
    > > CFI_XYZ macros, even the unused one, because that's only a couple of lines of
    > > code and they all have very simple and obvious meanings (or as simple as the
    > > underlying directives, anyway).
    >
    > If they're going to be used by the vDSO only, maybe they all should go into a
    > header which is private to the vDSO only so that people don't get any ideas and
    > the gunk starts spreading again...

    Yeah. So for the vDSO code itself it's an obvious step forward: replacing black
    magic hexa encodings with symbolic directives.

    Thanks,

    Ingo


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