On Thu, Aug 26, 2021 at 12:32 PM Richard Guy Briggs <rgb@xxxxxxxxxx> wrote: > I'm getting: > # ./iouring.2 > Kernel thread io_uring-sq is not running. > Unable to setup io_uring: Permission denied > > # ./iouring.3s > >>> server started, pid = 2082 > >>> memfd created, fd = 3 > io_uring_queue_init: Permission denied > > I have CONFIG_IO_URING=y set, what else is needed? I'm not sure how you tried to run those tests, but try running as root and with SELinux in permissive mode. -- paul moore www.paul-moore.com