tree 1fd2546963edb684c23c2577be2df15052430b91
parent 3114b675fd2b77ffa0f485b466811feb34dc57ed
author Vincent Fu <vincent.fu@wdc.com> 1539792204 -0400
committer Jens Axboe <axboe@kernel.dk> 1539968959 -0600

fio: document locking for overlap checking in offload mode

Overlap checking in offload submission mode uses locks in an unusual
manner. Add some comments in the code to clarify how locks are used.

Signed-off-by: Jens Axboe <axboe@kernel.dk>