new helper: iov_iter_bvec()

similar to iov_iter_kvec(), for ITER_BVEC ones

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2015-01-23 01:08:07 -05:00
commit 05afcb77eb
4 changed files with 22 additions and 15 deletions