On 9/8/20 12:47 AM, Josef wrote: >> If you're up for it, you could just clone my for-5.10/io_uring and base >> your SQPOLL testing on that. Should be finished, modulo bugs... > > yeah did some benchmark tests and I'm quite impressed, however accept > op seems to fail with -EBADF when the flag IOSQE_ASYNC is set, is that > known? Nope, ran a quick test case here on the current tree, works for me. Are you using for-5.10 and SQEPOLL + ASYNC accept? I'll give that a test spin. -- Jens Axboe