On 04/01/2021 15:57, Greg Kroah-Hartman wrote:
From: Pavel Begunkov <asml.silence@xxxxxxxxx>
commit b1b6b5a30dce872f500dc43f067cba8e7f86fc7d upstream.
For cancelling io_uring requests it needs either to be able to run
currently enqueued task_works or having it shut down by that moment.
Otherwise io_uring_cancel_files() may be waiting for requests that won't
ever complete.
Greg, can you drop it from stable for now? I'll backport it later when
related problems are sorted.