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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id EBB28C433EF for ; Fri, 25 Mar 2022 12:32:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1359000AbiCYMds (ORCPT ); Fri, 25 Mar 2022 08:33:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39750 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1355069AbiCYMdr (ORCPT ); Fri, 25 Mar 2022 08:33:47 -0400 Received: from mail-pg1-x536.google.com (mail-pg1-x536.google.com [IPv6:2607:f8b0:4864:20::536]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2357DD0839 for ; Fri, 25 Mar 2022 05:32:13 -0700 (PDT) Received: by mail-pg1-x536.google.com with SMTP id k14so6339910pga.0 for ; Fri, 25 Mar 2022 05:32:13 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20210112.gappssmtp.com; s=20210112; h=from:to:cc:in-reply-to:references:subject:message-id:date :mime-version:content-transfer-encoding; bh=fDcpHlfwaaM4pBI+gLzz4WtCiQPvKnbLB36gAKLKSOg=; b=35dyRvgOcBWcRZbbHdUbnE6HpXJEeTZEWaeYTuQWRLx+v2RLyZhgVUPR5cjhxwlJZa jLJ2nDze8CQtH5EYFzs9VEu+7hzOFWp+1ca3RgTSNDkjuZ2ChHFFbIiBQzKdOYI8JKTU 80rjD1/cNC74gxagfFsAYF0EABpRtXcBqZd/WwpjLqD9eFA71QSgn+RoCAsVrtp6LLD/ XUX3aTIpZ2M6OH4pwDoos/Qw7eiwkBopl4w2LjdHG1rGTIjEIfg4gbD39F1Get5LENDr FqAh6bcXTnI8VFFcRcu9g878sZzPR+9+kwkOZQ/kt7DAmRycvAXP4RhZcP3sBknpz2Ft yFUw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:in-reply-to:references:subject :message-id:date:mime-version:content-transfer-encoding; bh=fDcpHlfwaaM4pBI+gLzz4WtCiQPvKnbLB36gAKLKSOg=; b=o9KJU/LfhtxAmxtLL9Q+H2YRtHawxk1qDbnXX5FUqbeXOIpygvD3Qkz95nELmPbYdJ uLp6OVnyahgsQ7udTozC8Kn5hrWkvZbkr8PVkY9DsQ3T+Xo94jvDKn/4cO51kxRINQA/ pU7PxyOjwM3pxhJkiK7YYKPlkhPhuq2FSWrEmfiCMGxCAw37UF635ZaQMqwo3dIB5xwG OQeY30EJEIT5s03/+FfOMwDzKVVKUz1w94Wp36c8f2gd56W0zft1JnHAan6xzUkLneV/ ziwN2Fx7f0z47Y5RTOVxeI15ag3odG6VHly0VwnaUc4D6+LRQc+8bYfCyspZg2Nw3PwG x9mQ== X-Gm-Message-State: AOAM530QiJpnRT27zsOeG5KIxL8DW3TZkRCopTtVdGqqCUCTBJ+jgLPa vhQx4d9zu+dEOG3W9KPR1lHh2Q== X-Google-Smtp-Source: ABdhPJyLRQ2mC88NjgQuGJd3IIZkK15+xlk4me7QbSoytWOUZYjSfXh/b7lv9oF7KhPGxtFrhXupNw== X-Received: by 2002:a63:b553:0:b0:374:87b5:fe64 with SMTP id u19-20020a63b553000000b0037487b5fe64mr7714580pgo.591.1648211532570; Fri, 25 Mar 2022 05:32:12 -0700 (PDT) Received: from [127.0.1.1] ([198.8.77.157]) by smtp.gmail.com with ESMTPSA id d5-20020a056a0024c500b004fae56b2921sm6765069pfv.167.2022.03.25.05.32.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 25 Mar 2022 05:32:12 -0700 (PDT) From: Jens Axboe To: Pavel Begunkov , io-uring@vger.kernel.org, Dylan Yudaken Cc: kernel-team@fb.com In-Reply-To: <20220325093755.4123343-1-dylany@fb.com> References: <20220325093755.4123343-1-dylany@fb.com> Subject: Re: [PATCH] io_uring: enable EPOLLEXCLUSIVE for accept poll Message-Id: <164821153154.5919.10359312288843087112.b4-ty@kernel.dk> Date: Fri, 25 Mar 2022 06:32:11 -0600 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org On Fri, 25 Mar 2022 02:37:55 -0700, Dylan Yudaken wrote: > When polling sockets for accept, use EPOLLEXCLUSIVE. This is helpful > when multiple accept SQEs are submitted. > > For O_NONBLOCK sockets multiple queued SQEs would previously have all > completed at once, but most with -EAGAIN as the result. Now only one > wakes up and completes. > > [...] Applied, thanks! [1/1] io_uring: enable EPOLLEXCLUSIVE for accept poll commit: 52dd86406dfa322c8d42b3a4328858abdc6f1d85 Best regards, -- Jens Axboe