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    SubjectRe: [patch 03/26] Xen-paravirt_ops: use paravirt_nop to consistently mark no-op operations

    * Jeremy Fitzhardinge <> wrote:

    > Add a _paravirt_nop function for use as a stub for no-op operations,
    > and paravirt_nop #defined void * version to make using it easier
    > (since all its uses are as a void *).
    > This is useful to allow the patcher to automatically identify noop
    > operations so it can simply nop out the callsite.

    Acked-by: Ingo Molnar <>

    > +void _paravirt_nop(void);
    > +#define paravirt_nop ((void *)_paravirt_nop)

    but only as a cleanup of the current open-coded (void *) casts. My
    problem with this is that it loses the types. Not that there is much to
    check for, but still, this adds some assumptions about how function
    calls look like.

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      Last update: 2007-03-16 10:47    [W:0.022 / U:36.608 seconds]
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