78e1f386 Sun Nov 25 15:24:16 CST 2018 Al Viro <viro@zeniv.linux.org.uk> iov_iter: teach csum_and_copy_to_iter() to handle pipe-backed ones
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> 78e1f386 Sun Nov 25 15:24:16 CST 2018 Al Viro <viro@zeniv.linux.org.uk> iov_iter: teach csum_and_copy_to_iter() to handle pipe-backed ones