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    SubjectRe: [PATCH 14/24] HWPOISON: return 0 if page is assured to be isolated
    On Wed, Dec 02, 2009 at 11:12:45AM +0800, Wu Fengguang wrote:
    > Introduce hpc.page_isolated to record if page is assured to be
    > isolated, ie. it won't be accessed in normal kernel code paths
    > and therefore won't trigger another MCE event.
    > __memory_failure() will now return 0 to indicate that page is
    > really isolated. Note that the original used action result
    > RECOVERED is not a reliable criterion.
    > Note that we now don't bother to risk returning 0 for the
    > rare unpoison/truncated cases.

    That's the only user of the new hwpoison_control structure right?
    I think I prefer for that single bit to extend the return values
    and keep the arguments around. structures are not nice to read.

    I'll change the code.


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      Last update: 2009-12-02 13:49    [W:0.018 / U:3.644 seconds]
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