On Sat, 29 Apr 2023 01:40:30 +0900, Josh Triplett wrote: > With IORING_REGISTER_USE_REGISTERED_RING, an application can register > the ring fd and use it via registered index rather than installed fd. > This allows using a registered ring for everything *except* the initial > mmap. > > With IORING_SETUP_NO_MMAP, io_uring_setup uses buffers allocated by the > user, rather than requiring a subsequent mmap. > > [...] Applied, thanks! [1/1] io_uring: Add io_uring_setup flag to pre-register ring fd and never install it commit: 6e76ac595855db27bbdaef337173294a6fd6eb2c Best regards, -- Jens Axboe