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    SubjectRe: [PATCH 2.5.66-mm2] Fix page_convert_anon locking issues
    Dave McCracken <> wrote:
    > Oops. The pmd_present() check should be after the page_to_pfn() !=
    > pte_pfn() check.

    hmmmm. It also probably needs both compiler barriers and memory barriers.

    It does give me creepy feelings. I worry that because nobody uses
    remap_file_pages() yet, we will hit 2.6.25 before discovering that we have
    fundamental VM locking problems which affect $major$ applications.

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      Last update: 2005-03-22 13:34    [W:0.020 / U:68.328 seconds]
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