blk_rq_unmap_user (9) Linux Manual Page
blk_rq_unmap_user – unmap a request with user data
Synopsis
int blk_rq_unmap_user(struct bio *bio);Arguments
bio
-
- start of bio list
Description
Unmap a rq previously mapped by blk_rq_map_user. The caller must supply the original rq->bio from the blk_rq_map_user return, since the I/O completion may have changed rq->bio.