---
name: "generic_pipe_buf_unmap"
section: "9"
platform: "linux"
package: "linux-manual-3.2"
version: "3.2.78-1"
release: "Debian 7 (Wheezy)"
platforms: ["linux"]
url: "https://new.carta.tech/generic_pipe_buf_unmap"
---

# generic\_pipe\_buf\_unmap(9)

unmap a previously mapped pipe buffer

## NAME

generic\_pipe\_buf\_unmap - unmap a previously mapped pipe buffer

## SYNOPSIS

**void generic\_pipe\_buf\_unmap(struct pipe\_inode\_info \*** *pipe***, struct pipe\_buffer \*** *buf***, void \*** *map\_data***);**

## ARGUMENTS

*pipe*

the pipe that the buffer belongs to

*buf*

the buffer that should be unmapped

*map\_data*

the data that the mapping function returned

## DESCRIPTION

This function undoes the mapping that -\>**map** provided.

## COPYRIGHT