'\" t
.\"     Title: absent_pages_in_range
.\"    Author: [FIXME: author] [see http://docbook.sf.net/el/author]
.\" Generator: DocBook XSL Stylesheets v1.79.1 <http://docbook.sf.net/>
.\"      Date: March 2017
.\"    Manual: Memory Management in Linux
.\"    Source: Kernel Hackers Manual 4.10.7
.\"  Language: English
.\"
.TH "ABSENT_PAGES_IN_RANG" "9" "March 2017" "Kernel Hackers Manual 4\&.10\&" "Memory Management in Linux"
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.SH "NAME"
absent_pages_in_range \- Return number of page frames in holes within a range
.SH "SYNOPSIS"
.HP \w'unsigned\ long\ absent_pages_in_range('u
.BI "unsigned long absent_pages_in_range(unsigned\ long\ " "start_pfn" ", unsigned\ long\ " "end_pfn" ");"
.SH "ARGUMENTS"
.PP
\fIstart_pfn\fR
.RS 4
The start PFN to start searching for holes
.RE
.PP
\fIend_pfn\fR
.RS 4
The end PFN to stop searching for holes
.RE
.SH "DESCRIPTION"
.PP
It returns the number of pages frames in memory holes within a range\&.
.SH "COPYRIGHT"
.br