io_uring: fix assign file locking issue

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io-wq work cancellation path can't take uring_lock as how it's done on
file assignment, we have to handle IO_WQ_WORK_CANCEL first, this fixes
encountered hangs.

Fixes: 6bf9c47a39 ("io_uring: defer file assignment")
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/0d9b9f37841645518503f6a207e509d14a286aba.1649773463.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>

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Pavel Begunkov 2022-04-12 15:24:43 +01:00 • committed by Jens Axboe

parent 82733d168c

commit 0f8da75b51

1 changed files with 6 additions and 4 deletions

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fs/io_uring.c

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