tree f527adac664ed71f71c625ec159276411b142b95
parent 09e88404f46cc32237f596c66f48a826294e08f2
author Pavel Begunkov <asml.silence@gmail.com> 1608164679 +0000
committer Jens Axboe <axboe@kernel.dk> 1608219652 -0700

io_uring: limit {io|sq}poll submit locking scope

We don't need to take uring_lock for SQPOLL|IOPOLL to do
io_cqring_overflow_flush() when cq_overflow_list is empty, remove it
from the hot path.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>