bf9c2f1cdcc7 ("io_uring: track mm through current->mm") dccc587f6c07 ("io_uring: remove obsolete @mm_fault") 7143b5ac5750 ("io_uring: prevent sq_thread from spinning when it should stop") 1cb1edb2f5ba ("io_uring: get rid of delayed mm check") 896f8d23d0cb ("Merge tag 'for-5.6/io_uring-vfs-2020-01-29' of git://git.kernel.dk/linux-block")