doc: improve readonly option description
authorVincent Fu <vincent.fu@wdc.com>
Mon, 18 Jun 2018 15:48:17 +0000 (09:48 -0600)
committerVincent Fu <vincent.fu@wdc.com>
Mon, 18 Jun 2018 19:37:14 +0000 (13:37 -0600)
commit4027b2a142c01869a913c8c0654e3392ef1d0489
treeee1a5c5a15efd831ec7b786e151074cc97b0d637
parentd81d0f992bb3f12be22311b81b6b0b209e42c33b
doc: improve readonly option description

Make explicit that --readonly also prevents trim workloads
Drop the mention of the check in the I/O engine core because
fio_ro_check() is run even without the readonly option
HOWTO
fio.1