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=-4.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS 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 E8794C282C8 for ; Mon, 28 Jan 2019 21:11:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id ADDB42148E for ; Mon, 28 Jan 2019 21:11:10 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="V2Zwv9et" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727585AbfA1VLJ (ORCPT ); Mon, 28 Jan 2019 16:11:09 -0500 Received: from mail-it1-f195.google.com ([209.85.166.195]:32998 "EHLO mail-it1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726744AbfA1VLJ (ORCPT ); Mon, 28 Jan 2019 16:11:09 -0500 Received: by mail-it1-f195.google.com with SMTP id m8so11957858itk.0 for ; Mon, 28 Jan 2019 13:11:09 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=taPCbsjCmmg7AIPFBeZtXQI/dOL6A9PJrczmqu1nGHo=; b=V2Zwv9et4wQ3lWbNxHk7TXrF0wjni2w9fX/euWrMdAeyz5KkgwefrMS/EhdU+Iq4zQ DBkaQHB+cR3XumOusRQWD89/WX5uMkSjQutWvyTKEDPQjrQLgE0b7JUYpI+8FCJpjEC1 k/c3vWyK9nEPWfbI1kTqJU/cimsE445xo36YMS5oyEWbnAUqNCvZtUwoobeGWLcOBLIZ BeX2R6Wenis1/ceMRqK9hvjCITWGt+4HS2ehN7kdaZJNfrDDbRhfW4o3Iq4TushRZCSQ IolqalRonmTJh1khb7V4KckSMD5Oesq2ahvlcxaK6bxzh83VekaNvyhbELBfAnVwGZCE 1bsQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=taPCbsjCmmg7AIPFBeZtXQI/dOL6A9PJrczmqu1nGHo=; b=FUV+7lkaiDHnwqyZ/xVdcklFYC8B4DendDd7Hqt0xXgpFOLkbYIPuFBFI+GMWr8HOu E373qC3KznpYfadwwBoA3thtFWJ2GqpHceA2qIgivfBa0eMaRvc50YLH2THya8uxYTzm qF71k1/ZunH+9F4ikUYom/wLH96FosJAdlm91SC+wMIrJcwWE7uF9vRL1YPuv4ZB8UqC jq7DbYzxiI908XW0a2xu1RKeIQOPtNsJIM5Ia+MPqCoTuV0Skztem92WdE4iKJALCxsy TtcZ65nhVf+hUTBFxPh/Jx40RhezW4Ixp+P4bnTG+ncy+BKEkkGiSgOt57VWB9y5DDPB ZCzg== X-Gm-Message-State: AJcUukdBhdRjGIX2JQnf3D0+vB3vwVwksLyjowG+0vqWDjf3NNvDGpM6 0hugT+sl+BetP+JYtz9ozyU= X-Google-Smtp-Source: ALg8bN6ANqRFpo+/USlC/a5ZXYeEKaIOZhYO2Z0dLGpp5oSIs+Vqxt3LvtBw7KA4u6ZXyTU2XXIRPA== X-Received: by 2002:a02:7127:: with SMTP id n39mr14357480jac.91.1548709868650; Mon, 28 Jan 2019 13:11:08 -0800 (PST) Received: from [192.168.86.250] ([184.63.162.180]) by smtp.gmail.com with ESMTPSA id n143sm259107itn.42.2019.01.28.13.11.02 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 28 Jan 2019 13:11:08 -0800 (PST) Subject: Re: [PATCH bpf-next v4 7/7] samples/bpf: Check the prog id before exiting To: Maciej Fijalkowski , daniel@iogearbox.net, ast@kernel.org Cc: netdev@vger.kernel.org, jakub.kicinski@netronome.com, brouer@redhat.com References: <20190128191613.11705-1-maciejromanfijalkowski@gmail.com> <20190128191613.11705-8-maciejromanfijalkowski@gmail.com> From: John Fastabend Message-ID: <685e9be1-86ca-7132-7819-04809debdf6e@gmail.com> Date: Mon, 28 Jan 2019 13:10:56 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.2.1 MIME-Version: 1.0 In-Reply-To: <20190128191613.11705-8-maciejromanfijalkowski@gmail.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On 1/28/19 11:16 AM, Maciej Fijalkowski wrote: > From: Maciej Fijalkowski > > Check the program id within the signal handler on polling xdp samples > that were previously converted to libbpf usage. Avoid the situation of > unloading the program that was not attached by sample that is exiting. > > Reported-by: Michal Papaj > Reported-by: Jakub Spizewski > Signed-off-by: Maciej Fijalkowski > Reviewed-by: Jakub Kicinski > --- Acked-by: John Fastabend