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 X-Spam-Level: X-Spam-Status: No, score=-11.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E0437C433EF for ; Wed, 22 Sep 2021 12:34:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C6B8760560 for ; Wed, 22 Sep 2021 12:34:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235227AbhIVMfx (ORCPT ); Wed, 22 Sep 2021 08:35:53 -0400 Received: from out30-132.freemail.mail.aliyun.com ([115.124.30.132]:35103 "EHLO out30-132.freemail.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230171AbhIVMfw (ORCPT ); Wed, 22 Sep 2021 08:35:52 -0400 X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R761e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01e04400;MF=xiaoguang.wang@linux.alibaba.com;NM=1;PH=DS;RN=4;SR=0;TI=SMTPD_---0UpEjUHJ_1632314061; Received: from localhost(mailfrom:xiaoguang.wang@linux.alibaba.com fp:SMTPD_---0UpEjUHJ_1632314061) by smtp.aliyun-inc.com(127.0.0.1); Wed, 22 Sep 2021 20:34:21 +0800 From: Xiaoguang Wang To: io-uring@vger.kernel.org Cc: axboe@kernel.dk, asml.silence@gmail.com, Xiaoguang Wang Subject: [RFC 0/3] improvements for poll requests Date: Wed, 22 Sep 2021 20:34:14 +0800 Message-Id: <20210922123417.2844-1-xiaoguang.wang@linux.alibaba.com> X-Mailer: git-send-email 2.17.2 Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org This patchset tries to improve echo_server model based on io_uring's IORING_POLL_ADD_MULTI feature. Xiaoguang Wang (3): io_uring: reduce frequent add_wait_queue() overhead for multi-shot poll request io_uring: don't get completion_lock in io_poll_rewait() io_uring: try to batch poll request completion fs/io_uring.c | 116 ++++++++++++++++++++++++++++++++++++++++++++++------------ 1 file changed, 92 insertions(+), 24 deletions(-) -- 2.14.4.44.g2045bb6