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=-9.3 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,NICE_REPLY_A, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 36885C11F65 for ; Wed, 30 Jun 2021 21:21:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 10030613E0 for ; Wed, 30 Jun 2021 21:21:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233861AbhF3VXm (ORCPT ); Wed, 30 Jun 2021 17:23:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33758 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229774AbhF3VXl (ORCPT ); Wed, 30 Jun 2021 17:23:41 -0400 Received: from mail-wr1-x42f.google.com (mail-wr1-x42f.google.com [IPv6:2a00:1450:4864:20::42f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BE84BC061756 for ; Wed, 30 Jun 2021 14:21:10 -0700 (PDT) Received: by mail-wr1-x42f.google.com with SMTP id j1so5327670wrn.9 for ; Wed, 30 Jun 2021 14:21:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:references:from:message-id:date:user-agent:mime-version :in-reply-to:content-language:content-transfer-encoding; bh=+l2ISlj/IU6LhxsZlRmIvmLgOdoN8vTT7kkHYS1g1H4=; b=YUAPhmgeybrOXdfAjpCPw0Ho5EhiTqvhp8RQKeHeBmYPsO8N0I9Pg4M4vI3esPBH7s q3zieSCigLdnN1yYSsEjbuVZaUDo6bpySLGsog02RUEZdugMYIRNRb0OUiHzdNa5pPdV PUSWF9qkb7p/wf7NVfWJ83z4E95+4mRGphobd5irhxYyssQwQAH3FTDbteS6vukLV91r iRz2YSyWXH9edjb8FVQmvVEFmtalruI/D/A4MItwMbC5r3y0/tie70IOx1ubn7we08hn /ZD6fwI1GaFLTh8G4NBNTbox47+OXUK2xAIKRAD96Zz7WC+rYqcHpaL9z0RtXUYsy+91 h+ug== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=+l2ISlj/IU6LhxsZlRmIvmLgOdoN8vTT7kkHYS1g1H4=; b=LVQWDDRQzpQitrlIF7wJpMzK0pQZ8i+yy+eYftPsuNWGGucrqF4ki4OmwzWedyGSHi YD0MTeOXD/+L0M1TdO1JROKI/s7ZcE3Ow0iVv6QnIsNxpzxWFElfJUid3EOAxIO3i0Fe B8cIxo28WTZjDfNwqZWTCxtCpOwcnfmHM5L2K5TZxY6dW49Bru5yl0yTgZ4M8E3mY6Y3 O7Z/7wFsB+abo4EgPrrbe86WGMYaRshHrThVvRBRMLu0e+2Ae1B6TBDAQxo69fNc20wp mwrqT3tG/UUFK/eyNtKpsFAsa9wGYOGcyKW5yv/Ztr/u3CYCjg+8dVUC6EJf93Tv7V5Y kv1Q== X-Gm-Message-State: AOAM532WGnyOOIUeX3KLLF6Py0p99Ccb9S53vydyjixwWy7MI0LsWOQT RwkNM/cDBZez8UFLbll/XGH3GaS4vIpM+7pf X-Google-Smtp-Source: ABdhPJw1o87fRK3eG916D82yeEnZzmE3F6rBg17tLLb1LCpjdN8prQHBKTBcUQ9kJoJ42S4l7OmA/g== X-Received: by 2002:adf:e101:: with SMTP id t1mr6252707wrz.215.1625088068821; Wed, 30 Jun 2021 14:21:08 -0700 (PDT) Received: from [192.168.8.197] ([85.255.233.185]) by smtp.gmail.com with ESMTPSA id m184sm21711324wmm.26.2021.06.30.14.21.08 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 30 Jun 2021 14:21:08 -0700 (PDT) Subject: Re: [PATCH 5.14 0/3] fallback fix and task_work cleanup To: Jens Axboe , io-uring@vger.kernel.org References: From: Pavel Begunkov Message-ID: Date: Wed, 30 Jun 2021 22:20:52 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org On 6/30/21 10:18 PM, Jens Axboe wrote: > On 6/30/21 2:54 PM, Pavel Begunkov wrote: >> Haven't see the bug in 1/3 in the wild, but should be possible, and so >> I'd like it for 5.14. Should it be stable? Perhaps, others may go 5.14 >> as well. >> >> Pavel Begunkov (3): >> io_uring: fix stuck fallback reqs >> io_uring: simplify task_work func >> io_uring: tweak io_req_task_work_add >> >> fs/io_uring.c | 131 +++++++++++++++++--------------------------------- >> 1 file changed, 45 insertions(+), 86 deletions(-) > > Applied 1-2, thanks. Ah, you already did drop, thanks -- Pavel Begunkov