ABSENT_PAGES_IN_RANG(9) Memory Management in Linux ABSENT_PAGES_IN_RANG(9)
NAME absent_pages_in_range - Return number of page frames in holes within a range
SYNOPSIS unsigned long absent_pages_in_range(unsigned long start_pfn, unsigned long end_pfn);
ARGUMENTS start_pfn The start PFN to start searching for holes
end_pfn The end PFN to stop searching for holes
DESCRIPTION It returns the number of pages frames in memory holes within a range.
COPYRIGHT Kernel Hackers Manual 2.6. January 2013 ABSENT_PAGES_IN_RANG(9)