From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: <dev-bounces@dpdk.org> Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id F149BA0547; Fri, 11 Nov 2022 17:49:32 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id E6B684014F; Fri, 11 Nov 2022 17:49:32 +0100 (CET) Received: from mail-pj1-f46.google.com (mail-pj1-f46.google.com [209.85.216.46]) by mails.dpdk.org (Postfix) with ESMTP id 6DB6F40141 for <dev@dpdk.org>; Fri, 11 Nov 2022 17:49:31 +0100 (CET) Received: by mail-pj1-f46.google.com with SMTP id e7-20020a17090a77c700b00216928a3917so8205517pjs.4 for <dev@dpdk.org>; Fri, 11 Nov 2022 08:49:31 -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=701rJFpHrWdyAdMfMqg+ji7O1lFlLoZVl0d1DzwnM/A=; b=p9VTxL8sbwCLuo4j2RJu+1voorhAXokzQCDejYs3boJnZ1w6guxOkS1Xo5uxqL7EBB MNSjk2oiqOkBqfcxCkMsad/S79McW3XAGtUzA7Q1I8p6JVlQA2W3xpK+vI/UGPOmmzLG pMI1qNK8FgG0yX2AbLnoOrYC4Uhi/JD/hLFWrCIfQFWOWw0KHuBWltx+XRqDwRaxBraX wo55sR5OWIL2dWq06HFxSGgPgbo09YOSqHzQUxlf65IZziK+mM/gQL24djze1C4ibRye v3CsUkBwEYv8C820RZl3Pd7XZzULnAIMyPWJ1fW3u+3VucE7mWnUGoA5qqKE1XjINks7 QSGw== 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=701rJFpHrWdyAdMfMqg+ji7O1lFlLoZVl0d1DzwnM/A=; b=pDH+LDzRDnYt6nBOv3j4S4njBlEfn1+J1Zhyt0x4hILeswH3U63HniBxuUlvG9lYs/ QfnTVw/7WvGHnuDhwZbA2xw2Fe9ZJHAEPcHLvEYmSDrjWXhEKcpZYiKqbscWW4qLTgNO pnpX8qX1B9c8lAgf6koFxWxC5JhOurkATGqTyIdkcHgvPmK5H4OT/QGA0hkAwj1Ew8QE Ov4XLjUvCH/6DrWWRVw5nWZ6xLNogZpbv5oSf54F17jaul2BhbCRUhmJD5WvUoz70H1w 0lZlQry3jfShr1JZRs5Y5LIuP3I3RyRHA7QMoY/+YH5+dM9Eb1/JMVHhN8ST3kcsZhUV psfw== X-Gm-Message-State: ANoB5pkEb/U5etBtlZuU4ToV5pXU5HREw4WtDRDxYNnbwZO6FLXONINV LxjMJ6a4p3bVK1YDGVSd72GCLdBxHXdEIg== X-Google-Smtp-Source: AA0mqf7r1sVC9BZCCumKLf4djiRNJnN4LIOIUFYtNDbxFLQqhHa7tHSwfVCfSnTTzkB8JADN4hEdVw== X-Received: by 2002:a17:902:9a81:b0:185:378d:7c2a with SMTP id w1-20020a1709029a8100b00185378d7c2amr3251310plp.127.1668185370632; Fri, 11 Nov 2022 08:49:30 -0800 (PST) Received: from hermes.local (204-195-120-218.wavecable.com. [204.195.120.218]) by smtp.gmail.com with ESMTPSA id u6-20020a17090341c600b0017f9021ddc6sm1931290ple.289.2022.11.11.08.49.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 11 Nov 2022 08:49:30 -0800 (PST) Date: Fri, 11 Nov 2022 08:49:27 -0800 From: Stephen Hemminger <stephen@networkplumber.org> To: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru> Cc: dev@dpdk.org, Aman Singh <aman.deep.singh@intel.com>, Yuying Zhang <yuying.zhang@intel.com>, Phil Yang <phil.yang@arm.com>, Jianbo Liu <jianbo.liu@linaro.org> Subject: Re: [PATCH v6] testpmd: cleanup cleanly from signal Message-ID: <20221111084927.5500dd9c@hermes.local> In-Reply-To: <39978e88-a231-9ef4-197e-ee1948d9c8ef@oktetlabs.ru> References: <20221014172328.185219-2-stephen@networkplumber.org> <20221110165359.343010-1-stephen@networkplumber.org> <39978e88-a231-9ef4-197e-ee1948d9c8ef@oktetlabs.ru> 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 <dev.dpdk.org> List-Unsubscribe: <https://mails.dpdk.org/options/dev>, <mailto:dev-request@dpdk.org?subject=unsubscribe> List-Archive: <http://mails.dpdk.org/archives/dev/> List-Post: <mailto:dev@dpdk.org> List-Help: <mailto:dev-request@dpdk.org?subject=help> List-Subscribe: <https://mails.dpdk.org/listinfo/dev>, <mailto:dev-request@dpdk.org?subject=subscribe> Errors-To: dev-bounces@dpdk.org On Fri, 11 Nov 2022 11:05:24 +0300 Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru> wrote: > It looks wrong to skip pmd_test_exit() in periodic stats > case (if body above). Earlier it happened in signal handler. > IMHO, pmd_test_exit() should be done just before pdump > uninit below (outside if/else bodies (and removed from > interactive == 1 branch above). > > > + if (rc < 0) > > + return 1; > > It took some time for me to understand what's happening here. > Finally I came to conclusion that it just preserve previous > behaviour to return with failure code immediately if read > fails. Except addition of pmd_test_exit() above. > I think it is a wrong behaviour to skip all cleanup which > is done below, but I agree that it is a separate issue to > fix. > > > + prompt_exit(); > > prompt_exit() is registered as atexit() callback and if I'm not > mistakes will be called anyway. Good catch. Trying to unwind the intentions of earlier code here. Next version should be cleaner.