---
name: "absent_pages_in_range"
section: "9"
platform: "linux"
package: "linux-manual-4.9"
version: "4.9.228-1"
release: "Debian 9 (Stretch)"
platforms: ["linux"]
url: "https://new.carta.tech/absent_pages_in_range"
---

# absent\_pages\_in\_range(9)

Return number of page frames in holes within a range

## 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