tree 3dfd6d03cb49908cd78cd703253c0e3c0a889144
parent 1cfd0ddd82232804e03f3023f6a58b50dfef0574
author Al Viro <viro@zeniv.linux.org.uk> 1506197337 -0400
committer Al Viro <viro@zeniv.linux.org.uk> 1507757017 -0400

bio_map_user_iov(): switch to iov_iter_get_pages()/iov_iter_advance()

... and to hell with iov_for_each() nonsense

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>