From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 0DB83A0093; Thu, 10 Nov 2022 00:18:24 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id E451B400EF; Thu, 10 Nov 2022 00:18:23 +0100 (CET) Received: from mail-pj1-f42.google.com (mail-pj1-f42.google.com [209.85.216.42]) by mails.dpdk.org (Postfix) with ESMTP id 7AE9F400D4 for ; Thu, 10 Nov 2022 00:18:22 +0100 (CET) Received: by mail-pj1-f42.google.com with SMTP id b1-20020a17090a7ac100b00213fde52d49so155405pjl.3 for ; Wed, 09 Nov 2022 15:18:22 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=networkplumber-org.20210112.gappssmtp.com; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:subject:cc:to:from:date:from:to:cc:subject:date :message-id:reply-to; bh=5cCSmSHCaK51rY9MOLuoabCLJuBsX41gPut3q8zEc68=; b=pBhDJTq0mXgVKYYhtojPItkDXFdhen81AVIDZstVc5vDCtReLfj2PERoBJPbOwJ7xl aH99NYlDVo1WNXhLzwI8gK/BGZp2QBDflFoUKog/seKf7cJ8N/WQLbJRRBJdrkc0bwKR 7xeADS1cPOmXoWuiGPF9d2XJFBctMBYKk4DB4Ud/tix6Vwu50jC0Lmt0xnw5O13DFxy8 CVv0SuMnyyNViThs9khI0v1KqPvJEj2Mc8rVZyvYIdv+5E9On0BDA7E9HCXPCxkKpJgs SRw3HBXJglvvRM/0BtvkKDbKhl5HT84DksqmrVdi36JLDr2Xpl/yRSj/iLioECIUXWJp Ektw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:subject:cc:to:from:date:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=5cCSmSHCaK51rY9MOLuoabCLJuBsX41gPut3q8zEc68=; b=iHgdYeSiyIVh1NGiXY38dShOFjrYh15ARQtj73fnYmn5uuFwtRBAxYpwXSoctoPdhm CQsvjKVGAMmX62uA+P/eex1gydnNvpBq8ELUnajr76H5qZZURsXFDAFKjat1J/laaVke tyK02rxx3PCdKc1ce3Pdt/rJ6Wm9hPuVRkxLocuOYcWfCCIDwQ3CT7Rc/QxwWTVkNd8X +Ie1fyF9KuxdavPtO1bm/zH4O/Tq8uxu90lGuad4IsiDs8S4SICZMDAXeWXdHPcEj+af oXCnReCmMP+g/Et7lZ4jL0XYNX21F2aFkCILPVsGk3ws75FzcfVHI9iaymp/twKgQcVU wVIw== X-Gm-Message-State: ACrzQf1jW+EsFNhreu1jEwumwh4GfEQ+O3aMeTMtEaoVCMn//6yptTzF ET3nNpTuE1bREyb3IshEAxEChMIDpOaSZw== X-Google-Smtp-Source: AMsMyM4vk7VVskXwzhZ9Mudwa3zfaWoOI7rxBaLbqsgzaG5aYaqe3eVsrdLzZbCvJIypxTmU0UBccQ== X-Received: by 2002:a17:902:ce8a:b0:186:b051:1c8d with SMTP id f10-20020a170902ce8a00b00186b0511c8dmr63313028plg.82.1668035901099; Wed, 09 Nov 2022 15:18:21 -0800 (PST) Received: from hermes.local (204-195-120-218.wavecable.com. [204.195.120.218]) by smtp.gmail.com with ESMTPSA id je6-20020a170903264600b0017f7c4e260fsm9693625plb.150.2022.11.09.15.18.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 09 Nov 2022 15:18:20 -0800 (PST) Date: Wed, 9 Nov 2022 15:17:06 -0800 From: Stephen Hemminger To: dev@dpdk.org Cc: Tyler Retzlaff , Chengwen Feng , Anatoly Burakov Subject: Re: [PATCH v4] doc/eal: add signal safety warning Message-ID: <20221109151706.0af510d5@hermes.local> In-Reply-To: <20220711230448.557715-1-stephen@networkplumber.org> References: <20220705204401.158650-1-stephen@networkplumber.org> <20220711230448.557715-1-stephen@networkplumber.org> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org On Mon, 11 Jul 2022 16:04:48 -0700 Stephen Hemminger wrote: > The DPDK is not designed to be used from a signal handler. > Add a notice in the documentation describing this limitation, > similar to Linux signal-safety manual page. > > Bugzilla ID: 1030 > Signed-off-by: Stephen Hemminger > Acked-by: Tyler Retzlaff > Acked-by: Chengwen Feng There have been reports of this problem, multiple ack's of this patch but it is still not merged. It documents a real problem that will trap users.