io_uring for-stable

Rebased on linux-5.10.y, stable tags added. The first was dropped before, most of others make it right.

Pavel Begunkov (11):
kernel/io_uring: cancel io_uring before task works
io_uring: inline io_uring_attempt_task_drop()
io_uring: add warn_once for io_uring_flush()
io_uring: stop SQPOLL submit on creator's death
io_uring: fix null-deref in io_disable_sqo_submit
io_uring: do sqo disable on install_fd error
io_uring: fix false positive sqo warning on flush
io_uring: fix uring_flush in exit_files() warning
io_uring: fix skipping disabling sqo on exec
io_uring: dont kill fasync under completion_lock
io_uring: fix sleeping under spin in __io_clean_op

 fs/file.c     |   2 -
 fs/io_uring.c | 119 +++++++++++++++++++++++++++++++++++---------------
 kernel/exit.c |   2 +
 3 files changed, 86 insertions(+), 37 deletions(-)

2.24.0