Re: [RFC patch 2/7] thp: introduce pmdp_invalidate()

[Hillf Danton]

On Fri, Aug 24, 2012 at 1:17 AM, Gerald Schaefer
<gerald.schaefer@xxxxxxxxxx> wrote:

> +#ifndef __HAVE_ARCH_PMDP_INVALIDATE
> +#ifdef CONFIG_TRANSPARENT_HUGEPAGE
> +static inline void pmdp_invalidate(struct vm_area_struct *vma,
> +                                  unsigned long address, pmd_t *pmdp)
> +{
> +       set_pmd_at(vma->vm_mm, address, pmd, pmd_mknotpresent(*pmd));

	set_pmd_at(vma->vm_mm, address, pmdp, pmd_mknotpresent(*pmdp));  yes?

> +       flush_tlb_range(vma, address, address + HPAGE_PMD_SIZE);
> +}
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