At 10:49 PM -0800 1/7/98, Norman Hardy wrote:
>I don't know whether the bank can zero a page better that the bank caller.
>I recall thinking that it could but I can't imagine why now.
If the system supports some kind of "virtual zero" state for a page frame on disk, this state could be changed without reading the page frame from disk. Then when the page frame is needed, a core frame is allocated and zeroed, saving two disk reads.
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