On Mon, Feb 19, 2007 at 10:31:34AM -0800, Adam Litke wrote:
> +struct pagetable_operations_struct {
> + int (*fault)(struct mm_struct *mm,
> + struct vm_area_struct *vma,
> + unsigned long address, int write_access);
> + int (*copy_vma)(struct mm_struct *dst, struct mm_struct *src,
> + struct vm_area_struct *vma);
> + int (*pin_pages)(struct mm_struct *mm, struct vm_area_struct *vma,
> + struct page **pages, struct vm_area_struct **vmas,
> + unsigned long *position, int *length, int i);
> + void (*change_protection)(struct vm_area_struct *vma,
> + unsigned long address, unsigned long end, pgprot_t newprot);
> + unsigned long (*unmap_page_range)(struct vm_area_struct *vma,
> + unsigned long address, unsigned long end, long *zap_work);
> + void (*free_pgtable_range)(struct mmu_gather **tlb,
> + unsigned long addr, unsigned long end,
> + unsigned long floor, unsigned long ceiling);
> +};
I very very strongly approve of the approach this operations structure
entails.
-- wli
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