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 B7765C433EF for ; Wed, 1 Jun 2022 18:21:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238756AbiFASVn (ORCPT ); Wed, 1 Jun 2022 14:21:43 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59342 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1356586AbiFASVl (ORCPT ); Wed, 1 Jun 2022 14:21:41 -0400 Received: from mail-wm1-x332.google.com (mail-wm1-x332.google.com [IPv6:2a00:1450:4864:20::332]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EA09337A84 for ; Wed, 1 Jun 2022 11:21:39 -0700 (PDT) Received: by mail-wm1-x332.google.com with SMTP id f7-20020a1c3807000000b0039c1a10507fso1552176wma.1 for ; Wed, 01 Jun 2022 11:21:39 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20210112.gappssmtp.com; s=20210112; h=message-id:date:mime-version:user-agent:subject:content-language:to :cc:references:from:in-reply-to:content-transfer-encoding; bh=eos8jTICSkCmjWtmbegE07yHg2TGv/RtJUhZ44YV3ow=; b=VkqBHJFUResvUpmQ6R8XQ27K7mSoy2eKx+6f4yaePoqQ+DsA18c4U8xdikN+iTjKBj LjFm7+S+t6VhLC5ZO7NNdAvBXXyARhoV4bbC0bmxFgEok1Zk58vWCVUf0W7h7PmksjaJ ROzDuQDrNGUAUR2fkZv+MeVRyqlAPWAPtyX/gH6cC2F/hO55rbLm0lVkitkQKU+Txh4b WhAeVDGRbLHppOx6wAZAeQVnwB8x7zwlC6Z6OIAlVo7ffTaq9oa5rEaV6yDa/tWhGoh+ SAWHRCBAm6iKynT0rF3e+LBv3E645M1pwDGypcf4d0PMl80Q+valyHYlRoI0c9M+vmq/ M55g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:cc:references:from:in-reply-to :content-transfer-encoding; bh=eos8jTICSkCmjWtmbegE07yHg2TGv/RtJUhZ44YV3ow=; b=eCxXMTXJStARTkT1DOMQdqPRYnSQssk2lj2Vf+mfzZPDzsVPmILgbtaFxCJS9/tUGU X1dFbSEgnHg2PfVXXuaVAXz9GY1JjaMuyKhdqdogV99BmtjjD4DjRrL1Z8k1eBZnvkxt cEAoKiaQyL/4nnhWyGaFF5Dd0OhTDkPpFX2IK6xbsubCzf2rO0BW5XNsFbVWmIWbaZHo df0z5TPdUlJsYgiK1Y7pj/4Pyg2k+/fyfeQnjzXkHluo4aTBcUtNlwcvZDN/clGV+y2Y YH9zaHemwx0n7GGFlFN59YV/ubT4UBueCkK+asdkvJMOkV5AyTLr1LAy6ggqYFCDb/Cq zAzg== X-Gm-Message-State: AOAM532us5N5piP4XsjLqed1l5Oeg1ySaImLnM3xfhk0qO9vruc/fmFU eEW5e3H1GyxB3MMbrtBC8vdRJ0Lr8YV5Tpjc X-Google-Smtp-Source: ABdhPJxEqFrz6y9aPN/YbhN84Z77gvC2hXxy0DEa5I8mu5cHylaSvthGpx304XgF8tPtEZ5+jx/RAA== X-Received: by 2002:a1c:2504:0:b0:397:288c:c58b with SMTP id l4-20020a1c2504000000b00397288cc58bmr607111wml.53.1654107698244; Wed, 01 Jun 2022 11:21:38 -0700 (PDT) Received: from [10.188.163.71] (cust-east-parth2-46-193-73-98.wb.wifirst.net. [46.193.73.98]) by smtp.gmail.com with ESMTPSA id y6-20020a5d6146000000b0020d106c0386sm2259519wrt.89.2022.06.01.11.21.37 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 01 Jun 2022 11:21:37 -0700 (PDT) Message-ID: <32c3c699-3e3a-d85e-d717-05d1557c17b9@kernel.dk> Date: Wed, 1 Jun 2022 12:21:36 -0600 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux aarch64; rv:91.0) Gecko/20100101 Thunderbird/91.9.0 Subject: Re: [GIT PULL] io_uring updates for 5.18-rc1 Content-Language: en-US To: Linus Torvalds , Olivier Langlois Cc: Jakub Kicinski , io-uring References: <20220326122838.19d7193f@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com> <9a932cc6-2cb7-7447-769f-3898b576a479@kernel.dk> <20220326130615.2d3c6c85@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com> <234e3155-e8b1-5c08-cfa3-730cc72c642c@kernel.dk> <20220326143049.671b463c@kernel.org> <78d9a5e2eaad11058f54b1392662099549aa925f.camel@trillion01.com> From: Jens Axboe In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org On 6/1/22 12:09 PM, Linus Torvalds wrote: > I'm looking forward to the day when we can just delete all epoll code, > but io_uring may be a making that even worse, in how it has then > exposed epoll as an io_uring operation. That was probably a *HORRIBLE* > mistake. Of the added opcodes in io_uring, that one I'm actually certain never ended up getting used. I see no reason why we can't just deprecate it and eventually just wire it up to io_eopnotsupp(). IOW, that won't be the one holding us back killing epoll. -- Jens Axboe