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 4458AC433EF for ; Sun, 19 Jun 2022 16:01:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229896AbiFSQBg (ORCPT ); Sun, 19 Jun 2022 12:01:36 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46988 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229757AbiFSQBf (ORCPT ); Sun, 19 Jun 2022 12:01:35 -0400 Received: from mail-pf1-x42c.google.com (mail-pf1-x42c.google.com [IPv6:2607:f8b0:4864:20::42c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E60BA64F6 for ; Sun, 19 Jun 2022 09:01:34 -0700 (PDT) Received: by mail-pf1-x42c.google.com with SMTP id i64so8219203pfc.8 for ; Sun, 19 Jun 2022 09:01:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20210112.gappssmtp.com; s=20210112; h=from:to:in-reply-to:references:subject:message-id:date:mime-version :content-transfer-encoding; bh=3Zcr5MbNreLGMZzmsP9OxvPE8kPbrxKsycD2n6Yj6LI=; b=MB8I3PG/vGopZnTUjz7aBGgcnBYdsfhKP8szSPL6T6tB4Lur8xCec6+6cNbbvJmaYf KLEscouEb7ZyIwzvn8WjJa/tmYmg1ZStvmrEAaYV5JD0ZRl9gNV93yQ5Ff3hxjlYVLmP 0mK92oW/b1dr4yKnhwh7qxNimvVwrOADSkeMTG5+499Xii6tI5yAv1PuuHdE4/S7VRtT 3Yl94wHXl/6obQiHJdinW0h4KMXJ1o8cfBdMNo3h4w3A3FejnPXCKPS7lXwybgF4WLbH WJGWTAdpo+iUfPrg/mCsQq8K/BqJHKpku05DRoaAwt8h0YKQVsPg/Td4J0Mkj99/GBS7 28Sg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:in-reply-to:references:subject :message-id:date:mime-version:content-transfer-encoding; bh=3Zcr5MbNreLGMZzmsP9OxvPE8kPbrxKsycD2n6Yj6LI=; b=RlumdIFDEExcHClVOmnl8KEaH5i/AFfflMTRFr1DKJixn64qeRIbpIJdm2yIYk1DM5 FWU0eRmH8REE0cd6LXmxfiqOXqFmR99IGGuxSn4wIbKtWD0xHbpeN+U/7KPrPWgYQS9S 8FjnyeLT2MBcPHrg3QxcepJzghCpIDtAUYmmOoIYnHVGJjjWupH8QF5aRASGBzmEI2xG FMIpMEjgR31gy+zL4bxdvcQ+cTa5cVtNzffeBvL76qViinakQJ3YPouF85EwR5zWfnDJ +FQ0KvSxc9eYeHO8PyASIsu5PQlNIO6xNJOcI8pOkesB2ti4WsJB8M4PmRAqOMK6YDy+ mtpw== X-Gm-Message-State: AJIora//ING1NQAqTtsR3Egoo9UvL+rIhP/X3KXQRoAyKGQU02ZMZD6p SWIMw2l6VwZx2w93jXT4ZELidcwgrdNRtg== X-Google-Smtp-Source: AGRyM1vCChgARI+8dh5775V9ubc3DbEjUIcTj/tgA4fBoCWmet1L/RPKDkAebb243izegI/Apg1zlA== X-Received: by 2002:a05:6a00:1ace:b0:51c:242d:b62e with SMTP id f14-20020a056a001ace00b0051c242db62emr20013038pfv.25.1655654494151; Sun, 19 Jun 2022 09:01:34 -0700 (PDT) Received: from [127.0.1.1] ([198.8.77.157]) by smtp.gmail.com with ESMTPSA id qa10-20020a17090b4fca00b001ec9a3e9d4fsm1230846pjb.0.2022.06.19.09.01.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 19 Jun 2022 09:01:33 -0700 (PDT) From: Jens Axboe To: asml.silence@gmail.com, io-uring@vger.kernel.org In-Reply-To: References: Subject: Re: [PATCH for-next 0/7] cqe posting cleanups Message-Id: <165565449270.1546373.272131518334941898.b4-ty@kernel.dk> Date: Sun, 19 Jun 2022 10:01:32 -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 Sun, 19 Jun 2022 12:26:03 +0100, Pavel Begunkov wrote: > Apart from this patches removing some implicit assumptions, which we > had problems with before, and making code cleaner, they and especially > 6-7 are also needed to push for synchronisation optimisations later, lile > [1] or removing spinlocking with SINGLE_ISSUER. > > The downside is that we add additional lock/unlock into eventfd path, > but I don't think we care about it. > > [...] Applied, thanks! [1/7] io_uring: remove extra io_commit_cqring() commit: 7b303f5b95b660088f9cdb28f4ee601ccb68865b [2/7] io_uring: reshuffle io_uring/io_uring.h commit: a41959b3fc45a02cb198567c1999b1840082e25a [3/7] io_uring: move io_eventfd_signal() commit: 7687834cfe602a7cd71c702e91865745194e9111 [4/7] io_uring: hide eventfd assumptions in evenfd paths commit: 86baeb81befdfe85ee024ba57a376af5fb956678 [5/7] io_uring: remove ->flush_cqes optimisation commit: 812c7f7f73fdb2d5cb870e3bcf042a1c0ad03273 [6/7] io_uring: introduce locking helpers for CQE posting commit: d74ebb4263668909c697688604096c468b04cacd [7/7] io_uring: add io_commit_cqring_flush() commit: 07ab94ca3e3123fa39e498794ff59cb07fecafad Best regards, -- Jens Axboe