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

[Pavel Machek <pavel@xxxxxx>]

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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(cesky, pictures) 
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