Name

blk_rq_unmap_user — unmap a request with user data

Synopsis

int blk_rq_unmap_user (struct request *  rq,
 struct bio *  bio,
 unsigned int  ulen);

Arguments

rq

request to be unmapped

bio

bio for the request

ulen

length of user buffer

Description

Unmap a request previously mapped by blk_rq_map_user.