shithub: plan9front

Download patch

ref: a2c0e55e6885fde0d135831a77d227bc933d89e7
parent: 5b972a9aea9383fbb66142a6a9958e01f7028a89
author: cinap_lenrek <cinap_lenrek@felloff.net>
date: Sun Mar 3 00:26:09 EST 2019

qio: handle common case in trimblock()