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    SubjectRe: [patch 10/21] Xen-paravirt: add hooks to intercept mm creation and destruction
    Pavel Machek wrote:
    > Hi!
    >
    >
    >> @@ -126,6 +126,12 @@ struct paravirt_ops
    >> void (*io_delay)(void);
    >> void (*const_udelay)(unsigned long loops);
    >>
    >> + void (fastcall *activate_mm)(struct mm_struct *prev,
    >> + struct mm_struct *next);
    >> + void (fastcall *dup_mmap)(struct mm_struct *oldmm,
    >> + struct mm_struct *mm);
    >> + void (fastcall *exit_mmap)(struct mm_struct *mm);
    >> +
    >>
    >
    > Why the fastcall stuff? Why is io_delay different from activate_mm in
    > this regard?
    >

    That's crud; I forgot to remove it. Everything is effectively fastcall
    now that -mregparm=3 is always on.

    J
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