From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 339A2C433EF for ; Wed, 20 Oct 2021 09:21:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 18C8961359 for ; Wed, 20 Oct 2021 09:21:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229919AbhJTJYK (ORCPT ); Wed, 20 Oct 2021 05:24:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37082 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229846AbhJTJYJ (ORCPT ); Wed, 20 Oct 2021 05:24:09 -0400 Received: from out1.migadu.com (out1.migadu.com [IPv6:2001:41d0:2:863f::]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 167ADC06174E for ; Wed, 20 Oct 2021 02:21:48 -0700 (PDT) MIME-Version: 1.0 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cmpwn.com; s=key1; t=1634721706; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=twxs1S/avkJ6Bt5mWfJ9dN3ihCvf/s/lgxcOUNZUFGI=; b=tN9Ha7R607u9pkD35MFWlgrUl1vGjHH6/EyogZVJp3966UyHPh1DJ30UQiqhYiXzXzGOTl OtT1YE25ycO3VkMqPwQSBP72AG09dqTOfhPwE7pMIMc6hESFBhPpK+lgTp67lmTAhf/5cB hXDH9yK0vKJ2g+NWgeOBz7WjX1m0Tv+x6jmL+s5ZHiunC6Vji3+M+ozCARi4FKcuyUadch OuIbmOst/atCn6zf7CKxLrVBz4kME/HgQWB8mEKBJ/+pDZ2Ea5XPAr6iXSn+td4YUscpyM RjAaA2zRRWeKmV6HZsMoaKQ5Ou72ZnPkp8rrb0g3NPlxmskHR/WfgL0wzG0Q0w== Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8 Date: Wed, 20 Oct 2021 11:21:43 +0200 Message-Id: X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: "Drew DeVault" To: Subject: Polling on an io_uring file descriptor X-Migadu-Flow: FLOW_OUT X-Migadu-Auth-User: sir@cmpwn.com Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org I would like to poll on an io_uring file descriptor to be notified when CQE's are available, either via poll(2) or IORING_OP_POLL_ADD. This doesn't seem to work on 5.10. Is this feasible to add support for?