[GIT PULL] io_uring fixes for 5.6-rc

[Jens Axboe]

Hi Linus,

Here are a few io_uring fixes that should go into this release. This
pull request contains:

- Removal of (now) unused io_wq_flush() and associated flag (Pavel)

- Fix cancelation lockup with linked timeouts (Pavel)

- Fix for potential use-after-free when freeing percpu ref for fixed
  file sets

- io-wq cancelation fixups (Pavel)

Please pull!


  git://git.kernel.dk/linux-block.git tags/io_uring-5.6-2020-03-07


----------------------------------------------------------------
Jens Axboe (1):
      io_uring: free fixed_file_data after RCU grace period

Pavel Begunkov (3):
      io-wq: fix IO_WQ_WORK_NO_CANCEL cancellation
      io-wq: remove io_wq_flush and IO_WQ_WORK_INTERNAL
      io_uring: fix lockup with timeouts

 fs/io-wq.c    | 58 +++++++++++++++-------------------------------------------
 fs/io-wq.h    |  2 --
 fs/io_uring.c | 25 +++++++++++++++++++++++--
 3 files changed, 38 insertions(+), 47 deletions(-)

-- 
Jens Axboe