RISC-V: __io_writes should respect the length argument
authorPalmer Dabbelt <palmer@sifive.com>
Fri, 1 Dec 2017 21:14:36 +0000 (13:14 -0800)
committerPalmer Dabbelt <palmer@sifive.com>
Fri, 1 Dec 2017 21:14:36 +0000 (13:14 -0800)

Trivial merge