io_uring: remove unnecessary barrier after incrementing dropped counter
authorStefan Bühler <source@stbuehler.de>
Wed, 24 Apr 2019 21:54:21 +0000 (23:54 +0200)
committerJens Axboe <axboe@kernel.dk>
Tue, 30 Apr 2019 15:40:02 +0000 (09:40 -0600)
commitb841f19524a16cd93a39f9306191f85c549a2bc2
tree6ed94a8b3e74f6b97a7e95ad4a6bdb386f45cc6b
parent82ab082c0e2f8592c2ff6b2ab99a92d8406c8c2c
io_uring: remove unnecessary barrier after incrementing dropped counter

smp_store_release in io_commit_sqring already orders the store to
dropped before the update to SQ head.

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