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    SubjectRe: [PATCH 1/6] x86: fix NX bit handling in change_page_attr

    * Ingo Molnar <> wrote:

    > ...
    > + ref_prot = pte_pgprot(pte_mkexec(pte_clrhuge(*kpte)));
    > i.e. it now goes through all the proper accessors.

    i guess it would be nicer to have the proper accessors to just clear the
    NX bit from ref-prot - instead of re-constructing the *kpte from
    scratch. But i see no other way to do it right now than to access
    pgprot_val() as an lvalue. Jeremy, what would be the best approach here?


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