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=-11.7 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 09800C433F5 for ; Fri, 17 Sep 2021 19:38:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D4923611C3 for ; Fri, 17 Sep 2021 19:38:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1343489AbhIQTjy (ORCPT ); Fri, 17 Sep 2021 15:39:54 -0400 Received: from out30-56.freemail.mail.aliyun.com ([115.124.30.56]:53919 "EHLO out30-56.freemail.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236021AbhIQTjt (ORCPT ); Fri, 17 Sep 2021 15:39:49 -0400 X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R151e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01e04357;MF=haoxu@linux.alibaba.com;NM=1;PH=DS;RN=4;SR=0;TI=SMTPD_---0UoidwXr_1631907500; Received: from e18g09479.et15sqa.tbsite.net(mailfrom:haoxu@linux.alibaba.com fp:SMTPD_---0UoidwXr_1631907500) by smtp.aliyun-inc.com(127.0.0.1); Sat, 18 Sep 2021 03:38:25 +0800 From: Hao Xu To: Jens Axboe Cc: io-uring@vger.kernel.org, Pavel Begunkov , Joseph Qi Subject: [RFC 0/5] leverage completion cache for poll requests Date: Sat, 18 Sep 2021 03:38:15 +0800 Message-Id: <20210917193820.224671-1-haoxu@linux.alibaba.com> X-Mailer: git-send-email 2.24.4 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org 1st is a non-related code clean 2nd ~ 4th are fixes. 5th is the the main logic, I tested it with an echo-server, both in single-shot mode and multishot mode poll, not much difference compared to code before with regard to req/s. But that may be resulted from my poor network knowledge, feel free to test it and leave comments. Hao Xu (5): io_uring: return boolean value for io_alloc_async_data io_uring: code clean for io_poll_complete() io_uring: fix race between poll completion and cancel_hash insertion io_uring: fix lacking of EPOLLONESHOT io_uring: leverage completion cache for poll requests fs/io_uring.c | 70 ++++++++++++++++++++++++++++++++++++++------------- 1 file changed, 53 insertions(+), 17 deletions(-) -- 2.24.4