1ABSENT_PAGES_IN_RANG(9) Memory Management in Linux ABSENT_PAGES_IN_RANG(9)
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6 absent_pages_in_range - Return number of page frames in holes within a
7 range
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10 unsigned long absent_pages_in_range(unsigned long start_pfn,
11 unsigned long end_pfn);
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14 start_pfn
15 The start PFN to start searching for holes
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17 end_pfn
18 The end PFN to stop searching for holes
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21 It returns the number of pages frames in memory holes within a range.
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24Kernel Hackers Manual 3.10 June 2019 ABSENT_PAGES_IN_RANG(9)