Re: [patch 10/21] Xen-paravirt: add hooks to intercept mm creation and destruction

Pavel Machek
2007-02-22T20:16:59Z

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?
--
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