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=-2.0 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no 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 42824C433DF for ; Thu, 18 Jun 2020 14:46:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1D70E20890 for ; Thu, 18 Jun 2020 14:46:06 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=kernel-dk.20150623.gappssmtp.com header.i=@kernel-dk.20150623.gappssmtp.com header.b="LAeJhpPi" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731173AbgFROqF (ORCPT ); Thu, 18 Jun 2020 10:46:05 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57660 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730965AbgFROpv (ORCPT ); Thu, 18 Jun 2020 10:45:51 -0400 Received: from mail-pj1-x1030.google.com (mail-pj1-x1030.google.com [IPv6:2607:f8b0:4864:20::1030]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CCDE8C06174E for ; Thu, 18 Jun 2020 07:45:50 -0700 (PDT) Received: by mail-pj1-x1030.google.com with SMTP id h95so2774694pje.4 for ; Thu, 18 Jun 2020 07:45:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20150623.gappssmtp.com; s=20150623; h=subject:from:to:cc:reply-to:references:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=6TJGIJvxRU3/FP2D5UWHIPKUljwj6FtPSf0qcsjhvug=; b=LAeJhpPiAtrpepJIiAaLY0wLXiK4u2+g3dQkSC7lKAz3rdC/cnOg8aVrqdF285hT8g i8rg5B8ADSy1tNrRdakuAhVapyGbryTTpQPW6Hp3ur50Mcqex364RhE/PTUR9Fn/D/Ix cDov7gxVNuys85ikoqma/FU1D0BwVQjtSsVymDD2hEfiKA6ZvQ1/yhSriDNO4ZkWvHht GhQlhcSV4aZkLXflV8vPz3RGO8R/SBn/4aL3dJ5fQY8qSDcL3GIlLS6t4m6nuJuaUAtq u3xifsGPLcPYkFMJ0Rk0ggiuwj7q8oC8uwGOcHiGYc6rmxlAoGmJHBbbdDcsz6g9RbFA uqMg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:from:to:cc:reply-to:references :message-id:date:user-agent:mime-version:in-reply-to :content-language:content-transfer-encoding; bh=6TJGIJvxRU3/FP2D5UWHIPKUljwj6FtPSf0qcsjhvug=; b=liHJVBFBovkzrpApPYSHB+nYEF1kezG0+3i7KiLQMSaxj+e6n+vRvVJuP+58Grz7wn 1EUOd/B48FMT1004RK1L4u4wQs4DjMcEuDMbBDAU8oC5fWvk1EjNAtncnUtoACa+qchi KMY7LVtTl9/XF2OsJQqYYNlje5oear997tOmshZYm/7C3jAg/CBz9YGb2ufD2lx+2yzo wgnHd6Jt8CZUN8FW/icRWUShDsqe22QYKdYaO8AaSepqseskGXZm3HcibQaQ417fsEGA RPtfDsZQxKRkyIoAtITQUqm5n0W9eDOm0ujMLoGnpxmAHU9dv2X68VtYd4xtzF3fAsKn TL9A== X-Gm-Message-State: AOAM530IYld/D0fzlN6S+gpgXSgss0wY9Y0VzTR99+y6u4/ULEHMxY9k zU84iBX+b5AndneN4Pg6eIMY8A== X-Google-Smtp-Source: ABdhPJww4iAnPdbI25dLZRoS1xt8Bv1S8uiS5WUlFuHWiU/e5DpdHUErjsapzN/iQPLkpsAfxAGqZw== X-Received: by 2002:a17:902:b284:: with SMTP id u4mr1639733plr.236.1592491548672; Thu, 18 Jun 2020 07:45:48 -0700 (PDT) Received: from [192.168.1.159] ([65.144.74.34]) by smtp.gmail.com with ESMTPSA id y136sm3280004pfg.55.2020.06.18.07.45.47 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 18 Jun 2020 07:45:48 -0700 (PDT) Subject: [PATCHSET v7 0/12] Add support for async buffered reads From: Jens Axboe To: io-uring@vger.kernel.org Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, akpm@linux-foundation.org Reply-To: "[PATCHSET v7 0/15]"@vger.kernel.org, Add@vger.kernel.org, support@vger.kernel.org, for@vger.kernel.org, async@vger.kernel.org, buffered@vger.kernel.org, reads@vger.kernel.org References: <20200618144355.17324-1-axboe@kernel.dk> Message-ID: Date: Thu, 18 Jun 2020 08:45:46 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.8.0 MIME-Version: 1.0 In-Reply-To: <20200618144355.17324-1-axboe@kernel.dk> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 6/18/20 8:43 AM, Jens Axboe wrote: > We technically support this already through io_uring, but it's > implemented with a thread backend to support cases where we would > block. This isn't ideal. Apparently I'm cursed when I send these out, corrected the subject line to indicate this is v7 of the series... -- Jens Axboe