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Explain why it is easier to sh

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Explain why it is easier to share a reentrant module using segmentation than it is to do so when pure paging is used.

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Since segmentation is based on a logical division of memory rather than a physical one, segments of any size can be shared with only one entry in the segment tables of each user. With paging there must be a common entry in the page tables for each page that is shared.
发表于 2018-03-23 21:56:51 回复(0)
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