tree feeafbb29a9a41fb7d85ff55fdb624eaa918907f
parent 26bc420b59a38e4e6685a73345a0def461136dce
author Al Viro <viro@zeniv.linux.org.uk> 1421993287 -0500
committer Al Viro <viro@zeniv.linux.org.uk> 1422508391 -0500

new helper: iov_iter_bvec()

similar to iov_iter_kvec(), for ITER_BVEC ones

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