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    SubjectRe: [patch 12/26] Xen-paravirt_ops: Fix patch site clobbers to include return register
    Zachary Amsden wrote:
    >>
    >> Things like what? Do you mean the %[foo] asm parameter syntax? I think
    >> those versions are no longer supported - Arjan posted a patch a few days
    >> ago to convert a pile of asms to this form. Or do you mean something
    >> else?
    >>
    >
    > I meant having an output in the clobber list,

    There's no output in the clobber list, just "memory" and "cc". The
    paravirt_clobber() is the stuff which gets put in the .parainstructions
    section which tells the patcher what registers are expected to be
    modified at that callsite (including both temp and output registers).


    J
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