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=-4.3 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,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 87E70C47082 for ; Tue, 8 Jun 2021 21:57:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 697EF61001 for ; Tue, 8 Jun 2021 21:57:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234752AbhFHV7R (ORCPT ); Tue, 8 Jun 2021 17:59:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46052 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234195AbhFHV7Q (ORCPT ); Tue, 8 Jun 2021 17:59:16 -0400 Received: from mail-lj1-x22b.google.com (mail-lj1-x22b.google.com [IPv6:2a00:1450:4864:20::22b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0600BC061574 for ; Tue, 8 Jun 2021 14:57:11 -0700 (PDT) Received: by mail-lj1-x22b.google.com with SMTP id d2so24848409ljj.11 for ; Tue, 08 Jun 2021 14:57:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=message-id:date:from:user-agent:mime-version:to:cc:subject :references:in-reply-to:content-transfer-encoding; bh=jX6DjFCNfQrcrC4O1qoASN1CYNBq2BvhPJCp9VXlGew=; b=YBDxfB7zI+ESqPFXX/DVzkqpZHLoFfheLQt+MmNMvWkrHndDQDpgCu7FWAkYQVVNRP s5eiJqgUF/KIrxujuxghnHSWvT3zah+eL7F16piKzXrRo4fLl77AvYORx7BsaThRruAM VkwtiWi8FVGL2QwULu20JRmf3NjGB6V2MgguV6pRmiuyN+SVAeG6joI1WMqLq5xOIwHq xdTys0ZlijqGWeIErWJUfPpTZ+EjobWlh5OMIROHGIqfmaOvln1srwXlSKGgvbMfHZyo /Cg1dOuErMu+XB7CB0768P9jqB2nvG0SCmhpYZOEsaqQgEVkiLggIR95zxUvFUdXT4Aq y7RA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:message-id:date:from:user-agent:mime-version:to :cc:subject:references:in-reply-to:content-transfer-encoding; bh=jX6DjFCNfQrcrC4O1qoASN1CYNBq2BvhPJCp9VXlGew=; b=qHClzJYsdufNjjK6j+ViCQfX7iqut8BjeOgX5FnFcXCNZIt3q5vmrsJMBRdbPB9iAw VBWKikImvs/soV/xfXq3PSfwGvzSCkyrB8o9uEq6DqoVlPOnIgJSd7uC3IJZti39nydK jP5gdXXskWw9kr3ZCE7yA8EDOrzJfHG6ztCo6swWSwYDeYbYjMuP4goqm1WQtWI5asCn pp4m7JbN9so909Np7vZnpl3I0Lc1TzjvOkSK2Fw+0oaa6jkleIe7ouAJyQNd4orb36yu wXyOxU3iUh0SAYDm0HfmMK78gzdsJXsFe8PqmmGAeYjqWIICkcTJgxrXv07ZREG/Zg59 1g+A== X-Gm-Message-State: AOAM530d+DD5jRh2wllusms2P+xyxS3CHlnF06mh+0ZmzAjbsi51joeq PM5ZoodPpPsjUv8MTThCTVc= X-Google-Smtp-Source: ABdhPJz8L5yxtWbkm93dEgLU8V/T6S49ufwLxc1UQKJ+nRHkSoAQQef90XAGbmhgjOi921uEv4QpPQ== X-Received: by 2002:a2e:b166:: with SMTP id a6mr3545692ljm.4.1623189429390; Tue, 08 Jun 2021 14:57:09 -0700 (PDT) Received: from [192.168.0.91] ([188.242.181.97]) by smtp.googlemail.com with ESMTPSA id f11sm107574lfk.9.2021.06.08.14.57.08 (version=TLS1 cipher=ECDHE-ECDSA-AES128-SHA bits=128/128); Tue, 08 Jun 2021 14:57:08 -0700 (PDT) Message-ID: <60BFEA2D.2060003@gmail.com> Date: Wed, 09 Jun 2021 01:07:41 +0300 From: Nikolai Zhubr User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; ru; rv:1.9.2.4) Gecko/20100608 Thunderbird/3.1 MIME-Version: 1.0 To: Arnd Bergmann CC: netdev Subject: Re: Realtek 8139 problem on 486. References: <60B24AC2.9050505@gmail.com> <60B2E0FF.4030705@gmail.com> <60B36A9A.4010806@gmail.com> <60B3CAF8.90902@gmail.com> <60B41D00.8050801@gmail.com> <60B514A0.1020701@gmail.com> <60B560A8.8000800@gmail.com> <49f40dd8-da68-f579-b359-7a7e229565e1@gmail.com> <60B611C6.2000801@gmail.com> <60B65BBB.2040507@gmail.com> <60B6C4B2.1080704@gmail.com> <60BEA6CF.9080500@gmail.com> <60BFD3D9.4000107@gmail.com> In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org 08.06.2021 23:45, Arnd Bergmann: > The idea was that all non-rx events that were pending at the start of the > function have been Acked at this point, by writing to the IntrMask > register before processing the particular event. If the same kind of event > arrives after the Ack, then opening in the mask should immediately trigger > the interrupt handler, which reactivates the poll function. Ok, it works, indeed. The overall bitrate seems lower somewhat. I'll re-test and benchmark some few variants (e.g. with and without busy loop) and report my findings. Thank you, Regards, Nikolai