Merge branch 'for-5.12/io_uring' into io_uring-fops.v2

Merge branch 'for-5.12/io_uring' into io_uring-fops.v2

* for-5.12/io_uring: (42 commits)
  MAINTAINERS: update io_uring section
  io_uring: Add skip option for __io_sqe_files_update
  io_uring: cleanup files_update looping
  io_uring: consolidate putting reqs task
  io_uring: ensure only sqo_task has file notes
  io_uring: simplify io_remove_personalities()
  io_uring/io-wq: kill off now unused IO_WQ_WORK_NO_CANCEL
  io_uring: get rid of intermediate IORING_OP_CLOSE stage
  fs: provide locked helper variant of close_fd_get_file()
  io_uring: save atomic dec for inline executed reqs
  io_uring: don't flush CQEs deep down the stack
  io_uring: help inlining of io_req_complete()
  io_uring: add a helper timeout mode calculation
  io_uring: deduplicate failing task_work_add
  io_uring: remove __io_state_file_put
  io_uring: simplify io_alloc_req()
  io_uring: further deduplicate #CQ events calc
  io_uring: inline __io_commit_cqring()
  io_uring: inline io_async_submit()
  io_uring: cleanup personalities under uring_lock
  ...