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=-2.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, 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 DE647CA9EA0 for ; Tue, 22 Oct 2019 06:01:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id AF76A21783 for ; Tue, 22 Oct 2019 06:01:23 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=web.de header.i=@web.de header.b="m7snXKDi" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387701AbfJVGBR (ORCPT ); Tue, 22 Oct 2019 02:01:17 -0400 Received: from mout.web.de ([212.227.15.14]:50209 "EHLO mout.web.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726569AbfJVGBQ (ORCPT ); Tue, 22 Oct 2019 02:01:16 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=web.de; s=dbaedf251592; t=1571724058; bh=acVU5mOSMaCDgB7gHBcOOWdOdcqUAEkvfKW+ViGn8Kc=; h=X-UI-Sender-Class:To:Cc:References:Subject:From:Date:In-Reply-To; b=m7snXKDihF4NUOPCEU7s/jKgeUfxGFPIqX72GTQW1L0kr0K3+brqkbZ8rlCMAgre9 YmGS85FDzP01NMs8QTfkjqYA66HpXop3rKCeQ+wpCuB0ZwpjmezThG9q1XR6ZFhXBe nP0uULxuB8UV6Xfse6IFsFXYuMiosyM/BnRm27Fk= X-UI-Sender-Class: c548c8c5-30a9-4db5-a2e7-cb6cb037b8f9 Received: from [192.168.1.2] ([93.132.150.42]) by smtp.web.de (mrweb004 [213.165.67.108]) with ESMTPSA (Nemesis) id 0LaIRi-1hapxk1YLO-00m171; Tue, 22 Oct 2019 08:00:58 +0200 To: netdev@vger.kernel.org, kernel-janitors@vger.kernel.org, linux-doc@vger.kernel.org Cc: linux-kernel@vger.kernel.org, David Ahern , David Miller , Josh Hunt , Stephen Hemminger References: <20190601.164838.1496580524715275443.davem@davemloft.net> Subject: Re: [RFC] ss: Checking selected network ports From: Markus Elfring Autocrypt: addr=Markus.Elfring@web.de; 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Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.1.2 MIME-Version: 1.0 In-Reply-To: <20190601.164838.1496580524715275443.davem@davemloft.net> Content-Type: text/plain; charset=utf-8 Content-Language: en-US X-Provags-ID: V03:K1:AtDsWwGMqmyZ6n2xHR/7FuRrDqa18Gwm/9QrkNySyB8KOnDnAJI WQJI33xdCKv9yu7o3J2ZdEbQSijXaC3OwecqXGeI/qOBwSBO2LKQluVTWLobgXjcWHl3q5M V3ckK2VWteuSyfHoo6ufsoN42JiScXhAKzOjqqu0JVD8iiU5J6H5+OdQPv7wE6dpjImsJNm MFNnrRo13gTzMhOlL5hbQ== X-UI-Out-Filterresults: notjunk:1;V03:K0:M9nY+nIKi40=:JHcMCW8/HlhjnaW6mYFjdJ ETXbGv7vvcbn7RkxxZ6Gm6rC7OB5mVkEIUSe0Eu/yX1th2GuS7xkslTeHu2nXfA6qzuFKg2NW zOx3JbNRCBoInO0DxhP1aYEp6PUS/+YkE5h1uuIQ6+jOabWqClO1KHNQHK5cMEIHDeB9kUxFk o3rnc8L3pgTR2ys3MvJAygK8JdMA8MqUi9U7OV70DyneRkNgcAH9cEnBllrCsy52pBU1sKOw/ uxVlV3Igu/kS6H67i/EqbgabprCz7y0oOHVI+v9NF6LjFCZSebyo92iO4l3H6aDMZQhlFLBUa c9NlRRlZPgtOyX9JLiFIcjBCUSW1eUBFzR+vvNxwvuPX7nLSmwRvP92NQAVFimhb0DJodUftW d9HO84FhLOlv0IvBZALadhm5R68G5xTbi0mXWO5KZHdsSsJ4yST16AjF9FkHJintI7PQVDmVJ bjjTJ1fgVQb0jbX6v9CKR/QuOinxhgxiU2eQiwalyUkX0Dw+2CgWeZL3EMlp6CSmIp49A6SvY A5OjT8SSI2yqtCHfzJw9sSRB0EdbVXwbmFde0oA5GQevTlgZWf2A5/TWjh+l6W6/i1hOEGAdh CGAouYDTKAi38DfMey93+qQk1VbmTTlcNyr+5r51JtfXb/7Yy1JrxJUvwHvyqvnvwznEXB1Fj TvyXI9sxut83Ad8VkLqwEgAeydMUaHED4/gG+KBf5Uab4QQ98ry4STa4KdxqPoel95Zk4lTNI EN4OMRvyWTC9g26iZdS958HzcQv6yPUWM6V/ZjDnSTN29YJA4NnZfl8srTao/h26cAB76fF3C P2lA1ePjyHtnvzltuKyGIW1mVlGyzflbpekEZjRCAE05TyThi7PH2c/1ABr3fcxBJrJfBfgzv 1RAWLMtyQNHMOhV3R6EUcRrzGCReCVQvCTl1DlDOG4eYXsTvT7y/WSruOKwk7PWJHlsX21cUG KcYfqD2Cwg2E/f2iC8OPQY1tviDGe1RyatsDphpQ9K5Y+E3359UxSnhMzSaniGfUQ94oAmf9e t1Td3Rll5TWkUpDkEzd+7xIn+u9Hr/m1PgqJmKY50TThjBR+Fg5h9Gs5S6/riVRsRsvtZyHed YHMnB6+KL5OWoOlXFKOKE0IQZ0CA20vPdyT1gBFgDTZWzYeIQAV2x18YlFMWhEkB/MNSEYW6b Pjz3YjKopphSlTUh6c8cC5K083Ovwgvn/pB7eWnNVjWZ1J5W+ZrCS97WmA3EC05gEjTVGZQ1Y NiU7dlEzGbHPTp1jKktXfe2gSHFwibwjGLh0RuBtoPuPqLcGtRu3VjeiAf50= Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > If you use netlink operations directly, you can have the kernel filter > on various criteria and only get the socket entries you are interested in. Do any developers care to take another look at current software design options? > This whole discussion has zero to do with what text format 'ss' outputs. Is there a need to improve the software documentation any further? Which programming interface should be used to check the receive queue for a single port (without retrieving more network data before)? Regards, Markus