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 ADA26C64EC4 for ; Wed, 8 Mar 2023 15:37:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231487AbjCHPha (ORCPT ); Wed, 8 Mar 2023 10:37:30 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50302 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232010AbjCHPhF (ORCPT ); Wed, 8 Mar 2023 10:37:05 -0500 Received: from mail-pf1-x42f.google.com (mail-pf1-x42f.google.com [IPv6:2607:f8b0:4864:20::42f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E84396040A for ; Wed, 8 Mar 2023 07:36:33 -0800 (PST) Received: by mail-pf1-x42f.google.com with SMTP id z11so10495197pfh.4 for ; Wed, 08 Mar 2023 07:36:33 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20210112.gappssmtp.com; s=20210112; t=1678289757; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=qzXYMtwc+09RdIXWjorPpQsH2q1hf/JTgvulfHYUzvM=; b=WhkLWQ1XuViIo2vvImFS6xDKg3M3xLtxo9yGqv+G+Rtk7Y/g2lTAp8Q3fAxYgWOHPb fKd3HJf2oWgUwAsFBw9ZaenoY5PiM9Obg0fDpg+j6VHS2Rza/n0Zxze4YP56yc6HCMYq U+crFmNYaAVuCjurd3/READUtRHuhsoDmm47F4p7O/jSWh11A1uSAM2KXb0WHYV5WGpI M5K6XB3h0mq+Qqcd2HjwDiDIwqWt0XoFJuf6rMRdzzL/NFyprerhmHaAinYSHKIaQWkk 6SujRh+dDnmmQf0Dq8WirmPO+Xyjh8nVTHN+y4mj5vd2x+d1nCL5WM8LNumsfACVxhSv 0lvw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1678289757; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=qzXYMtwc+09RdIXWjorPpQsH2q1hf/JTgvulfHYUzvM=; b=bcWFrGNq+6oE7vY2Nxpj3gPdV2Pnm1WDPSlZh6Vk0ooXf1bRst3m/Ll0GFXc+6qXiI iJy+X8m9Wcyb2Lpkey89Q2oNBdoIDMjKOtHx4Smi4ljgUVDuS/quz+qSPrmX+ga0iSGm c7xPzQaE5qIcDOtmJ10vKC4sryT4HlLqHsv9JED02nkn58GHcO2q85OudaIBGfLC5br/ MoE9PQ2jKjyZuKO83fmSm56XxCm/LCMhzTdjRevwOB+UADM2xn4lNCR3c2gnndfjTDLQ SLzCL2u/W5u6ilU91zD6I9Tyn0AgxBxZRtHpgg/cFjkcgXnWdWjpIF8C2y5DgaLFF9r1 bKMg== X-Gm-Message-State: AO0yUKX3K7gxzoos9lSmM7VsBngGC+pl82FGlt9bCVbHZ6eayN1Oz66k rOPfjZRFLbL6KEqovpO3reiXLs4YTKOXPYTaVus= X-Google-Smtp-Source: AK7set8JdByvQuNh0tXw+axrOJrfkBPuRzBSMC7yfDtlTU3ueo2O2mGHGd/2lRB5agp2bnIt5suI+Q== X-Received: by 2002:a05:6a00:2a08:b0:5ef:8b7f:f69b with SMTP id ce8-20020a056a002a0800b005ef8b7ff69bmr18279264pfb.0.1678289756802; Wed, 08 Mar 2023 07:35:56 -0800 (PST) Received: from [172.20.4.229] ([50.233.106.125]) by smtp.gmail.com with ESMTPSA id h16-20020aa786d0000000b005921c46cbadsm9842088pfo.99.2023.03.08.07.35.55 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 08 Mar 2023 07:35:56 -0800 (PST) Message-ID: <43574499-f016-c62d-6d3e-868139ff66c2@kernel.dk> Date: Wed, 8 Mar 2023 08:35:55 -0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux aarch64; rv:102.0) Gecko/20100101 Thunderbird/102.8.0 Subject: Re: [PATCH] net/packet: Allow MSG_NOSIGNAL flag in packet_recvmsg Content-Language: en-US To: Adnan Dizdarevic , "willemdebruijn.kernel@gmail.com" Cc: "asml.silence@gmail.com" , "davem@davemloft.net" , "edumazet@google.com" , "kuba@kernel.org" , "pabeni@redhat.com" , "netdev@vger.kernel.org" , "linux-kernel@vger.kernel.org" References: From: Jens Axboe In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On 3/8/23 8:18 AM, Adnan Dizdarevic wrote: > By adding MSG_NOSIGNAL flag to allowed flags in packet_recvmsg, this > patch fixes io_uring recvmsg operations returning -EINVAL when used with > packet socket file descriptors. > > In io_uring, MSG_NOSIGNAL flag is added in: > io_uring/net.c/io_recvmsg_prep FWIW, this did get fixed in io_uring, it's in 6.3-rc1 and is making its way into the stable releases too: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=7605c43d67face310b4b87dee1a28bc0c8cd8c0f -- Jens Axboe