io_uring: remove unnecessary barrier before reading SQ tail
authorStefan Bühler <source@stbuehler.de>
Wed, 24 Apr 2019 21:54:20 +0000 (23:54 +0200)
committerJens Axboe <axboe@kernel.dk>
Tue, 30 Apr 2019 15:40:02 +0000 (09:40 -0600)
commit82ab082c0e2f8592c2ff6b2ab99a92d8406c8c2c
tree128f0d3f17503adff0d763f96bc6848f7e0418ca
parent9e4c15a3939448d2ea9b9bf59561183bbe3fdc49
io_uring: remove unnecessary barrier before reading SQ tail

There is no operation before to order with.

Signed-off-by: Stefan Bühler <source@stbuehler.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
fs/io_uring.c