io-wq: improve wq_list_add_tail()
authorPavel Begunkov <asml.silence@gmail.com>
Mon, 9 Aug 2021 12:04:07 +0000 (13:04 +0100)
committerJens Axboe <axboe@kernel.dk>
Tue, 10 Aug 2021 19:52:06 +0000 (13:52 -0600)
commite27fa0ab6fe22463f3a573441395ef2cc76396a8
tree7011c429926fb21330f017c94005490a2274757a
parent7328ed459ed355120934a196e1013a67031e58cf
io-wq: improve wq_list_add_tail()

Prepare nodes that we're going to add before actually linking them, it's
always safer and costs us nothing.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/f7e53f0c84c02ed6748c488ed0789b98f8cc6185.1628471125.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
fs/io-wq.h