blk_rq_unmap_user

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

-- undescribed --

ulen

length of user buffer

Description

Unmap a request previously mapped by blk_rq_map_user.