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Re: [Xen-devel] [PATCH v1 9/9] mm: Make sure pages are scrubbed



On Fri, Mar 24, 2017 at 01:05:04PM -0400, Boris Ostrovsky wrote:
> +static void check_one_page(struct page_info *pg)
> +{
> +    mfn_t mfn = _mfn(page_to_mfn(pg));
> +    uint64_t *ptr;
> +
> +    ptr  = map_domain_page(mfn);
> +    ASSERT(*ptr != PAGE_POISON);

Should be ASSERT(*ptr == 0) here.

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