bio_uncopy_user(9) centos man page | unix.com

BIO_UNCOPY_USER(9)						   The Linux VFS						BIO_UNCOPY_USER(9)

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
Kernel Hackers Manual 3.10					     June 2014							BIO_UNCOPY_USER(9)