io_uring: choose right tctx->io_wq for try cancel
authorPavel Begunkov <asml.silence@gmail.com>
Mon, 1 Mar 2021 18:20:45 +0000 (18:20 +0000)
committerJens Axboe <axboe@kernel.dk>
Thu, 4 Mar 2021 13:38:03 +0000 (06:38 -0700)
commit64c7212391e778949aa3055fb3863439417ddba9
treee072494598de799f3e67d8bb9c15644781e60b2f
parent3e6a0d3c7571ce3ed0d25c5c32543a54a7ebcd75
io_uring: choose right tctx->io_wq for try cancel

When we cancel SQPOLL, @task in io_uring_try_cancel_requests() will
differ from current. Use the right tctx from passed in @task, and don't
forget that it can be NULL when the io_uring ctx exits.

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