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    length = size + (s - (s & ~(PAGE_SIZE - 1)));
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    length = size + (s - (s & ~(PAGE_SIZE - 1)));
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    cnt = length / PAGE_SIZE + (length % PAGE_SIZE > 0);
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    cnt = length / PAGE_SIZE + (length % PAGE_SIZE > 0);
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    for (i = 0; i < cnt; i++)
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    for (i = 0; i < cnt; i++)
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        page_mapping_insert(AS_KERNEL, s + i * PAGE_SIZE, s + i * PAGE_SIZE, PAGE_NOT_CACHEABLE);
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        page_mapping_insert(AS_KERNEL, s + i * PAGE_SIZE, s + i * PAGE_SIZE, PAGE_NOT_CACHEABLE | PAGE_WRITE);
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}
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}
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/** Insert mapping of page to frame.
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/** Insert mapping of page to frame.
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 *
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 *