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    SubjectRe: oops if free a locked page
    On Tue, 22 Jun 1999, Ingo Molnar wrote:

    >> In some SMP-threaded envinronment you can't know if it is the `final'
    ^^^^
    >pagecache get_page()/put_page() are naturally synchronized by the
    >pagecache spinlock and the combination of page->inode. Buffer-cache pages

    Yes, but I wasn't talking about the pagecache code, it was just to point
    out that would make far more sense to Oops also in the case we did a
    free_page() on a locked page with reference count > 1.

    Andrea Arcangeli


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