---
name: "bio_uncopy_user"
section: "9"
platform: "linux"
package: "linux-manual-3.16"
version: "3.16.56-1+deb8u1"
release: "Debian 8 (Jessie)"
platforms: ["linux"]
url: "https://new.carta.tech/bio_uncopy_user"
---

# bio\_uncopy\_user(9)

finish previously mapped bio

## NAME

bio\_uncopy\_user - finish previously mapped bio

## SYNOPSIS

**int bio\_uncopy\_user(struct bio \*** *bio***);**

## ARGUMENTS

*bio*

bio being terminated

## DESCRIPTION

Free pages allocated from **bio\_copy\_user** and write back data to user space in case of a read.

## COPYRIGHT